Fed Rescinds Mandate That Banks Plan for Climate Risks

Financial regulators said the Biden-era policy was superfluous. Democrats said it protected financial stability in an era of unpredictable weather.

Drought Mutes Northeast Leaf-Peeping Season

A prolonged drought and other factors have muffled the kaleidoscopic blend of reds, oranges and yellows in some areas of New England this fall.

The Government Is Shut Down. But Not for Fossil Fuels.

Federal workers who issue permits for oil, gas and mining operations are on the job, along with those working to repeal pollution limits.

U.S. Pressures Countries to Delay Fees to Clean Up Ship Pollution

Under threats of tariffs and other sanctions from the U.S., nations postponed a vote on whether to charge fees on emissions from ships.

Subsidizing Fossil Fuels, but Not Clean Energy

The Trump administration has sharply cut tax credits for renewable energy, while it adds to longstanding subsidies for fossil fuels.

Carbon Dioxide Levels Jumped by a Record Amount, U.N. Says

Surging emissions from wildfires may have been behind the increase, which was the largest since modern measurements began more than half a century ago.

How FEMA Is Forcing Disaster-Struck Towns to Fend for Themselves

President Trump has said he wants to eventually shift the burden of disaster relief and recovery onto states. It’s already happening.

Judge Throws Out Children’s Lawsuit Against Trump’s Energy Policies

The group had challenged the president’s executive orders as unconstitutional. A judge “reluctantly” said the suit was too broad in scope.

Wildfire Plus Rain Brings Risks. Scientists Are Trying to Warn Residents.

Research in the U.S. Southwest could expand lifesaving efforts for hazards that follow wildfires across the globe.

Trump’s Tariff Fight With China Means Trouble for a Vast Wilderness in Brazil

Brazilian farmers are lobbying to roll back deforestation restrictions in order to sell more soybeans to the huge Chinese market.

Do Heat Pumps Work When It Gets Really Cold?

A common refrain is that they’re only effective in mild climates. We put that idea to the test.

Before Alaska Flooding, E.P.A. Canceled $20 Million Flood Protection Grant

The remote village of Kipnuk planned to use the money to protect against flooding. On Sunday, it was inundated.

A Coal-Processing Plant Closed. Local E.R. Visits Dropped Sharply.

As President Trump tries to revive the United States coal industry, research has found that closing a coal facility can improve local health.

Newsom Vetoes California’s Ban on ‘Forever Chemicals’ in Cookware

Mr. Newsom said he was concerned that the measure restricting PFAS chemicals would make pots and pans more expensive for Californians.

To Meet Pledges to Save Forests Spending Must Triple, U.N. Report Says

Four years after a global pledge to end deforestation, the amount of money going toward conserving and restoring forests is not enough, the analysis found.

Coal Miners With Black Lung Say They Are ‘Cast Aside to Die’ Under Trump

President Trump has been a cheerleader for coal miners. But these miners say his administration is failing to enforce limits on a lethal workplace hazard.

In Georgia, Trump’s Cuts to Solar Projects Hit Some of His Voters

The Trump administration canceled a $7 billion program intended to help low- and moderate-income families install rooftop solar panels.

What Things Left Behind Say About a Home’s Past, and the Times We Live In

Nondescript items can tell stories, good and bad, when archaeologists look at them.

An Immense Solar Project Just Got Canceled Under Trump

Known as Esmeralda 7, the project planned in the Nevada desert would have produced enough energy to power nearly two million homes.

Curious Reindeer and Hungry Polar Bears: Warming Is Upending an Arctic Island

Climate change is transforming ecosystems in the far north. An international team of scientists has made some surprising discoveries.

A New Wildlife Assessment Has Bright Spots Amid Alarming Declines

Sea turtles are making a surprising comeback, according to the International Union for Conservation of Nature. The news was not so good for Arctic seals.

A Crushing Year for Science in America

The Trump administration has sharply cut funding for scientific research and eliminated thousands of jobs. We spoke to scientists about the work that was lost.

Has Your Scientific Work Been Cut? We Want to Hear.

For a new series, Times journalists are speaking with scientists whose research has ended as a result of policy changes by the Trump administration.

She Found a Link Between Air Pollution and Infertility

Shruthi Mahalingaiah, a Harvard researcher, investigated the fertility risks women face from air pollution. But her grant was canceled.

He Studied How Emissions Are Heating Up U.S. Cities

“Fundamentally, we were trying to learn about these systems to prevent people from dying unnecessarily from heat,” said Kevin Gurney, an atmospheric scientist.

Trump’s Energy Cuts Punished Mostly Blue States. Red States Might Be Next.

As New York and other states tally the damage, a leaked document suggests more Energy Department cuts may be coming.

Early Signs of a ‘Turning Point’ as Renewables Edge Out Coal

The world generated more electricity from renewable energy than coal for the first time ever, a new report finds. The United States is lagging behind.

Trump Signs Order to Approve Mining Road Through Alaskan Wilderness

The executive order also made the federal government a 10 percent shareholder in the mining company Trilogy Metals.

Maryland Judges Weigh Whether Cities Can Sue Over Climate Change

Communities including Baltimore and Annapolis are asking the state’s top court to revive a case accusing oil companies of spreading disinformation.

Groups Sue E.P.A. Over Canceled $7 Billion for Solar Energy

The lawsuit accused the Environmental Protection Agency of illegally revoking the money without congressional approval.

The Very Hungry Microbes That Could, Just Maybe, Cool the Planet

They feast on bubbles of methane seeping out of the ocean floor. Could their appetites be harnessed to slow climate change?

FEMA Withholds $300 Million in Grants Until States Account for Deportations

The agency is demanding certification that population counts, used to determine grant allocations, exclude people who have been recently removed from the country.

In the Arctic, the U.S. Shifts Focus From Climate Research to Security

The Trump administration is emphasizing defense concerns instead of climate research in the rapidly warming Arctic region.

Listen to the Sounds of Climate Change

For the Climate Forward live event, we gathered recordings of a melting glacier, the Amazon jungle and the underwater Arctic, all soundscapes that are rapidly changing.

How the Government Shutdown Could Affect Environmental Agencies

If a shutdown continues, it could interrupt the Environmental Protection Agency’s work and pull workers from maintaining national parks.

Costly and Deadly Wildfires Really Are on the Rise, New Research Finds

The past decade in particular has seen an uptick in devastating blazes linked to climate change, according to the study.

Energy Dept. Cancels $7.5 Billion for Hundreds of Projects, Mostly in Blue States

The cuts largely affect Democratic-led states as the two parties fight over the shutdown of the federal government.

The High Stakes of the U.N. Climate Talks

At a Climate Forward Live event, André Corrêa do Lago, the head of the United Nations climate negotiations this year, about the United States’ evolving role in the discussions.

Actor Rainn Wilson on How to Connect Climate Change and Spirituality

At a Climate Forward live event, the star of “The Office” shared his philosophy of how to value nature as sacred.

Australia on the Front Lines of Climate Change

At a Climate Forward live event, Anthony Albanese, the prime minister of Australia, talked about his country’s battles against the effects of climate change.

Has the World Given Up on Fighting Climate Change?

At a Climate Forward event, David Wallace-Wells explores why global momentum on climate action is faltering, even as clean energy technology rapidly advances.

Senator Schatz on How Democrats Should Talk About Climate Change

At a Climate Forward live event, Senator Brian Schatz, Democrat of Hawaii, said his party needed to change the way it talked about climate issues.

A Generational Shift in American Energy

At a Climate Forward live event, Scott Strazik, the chief executive of GE Vernova, talked about how his company is navigating President Trump’s energy policies.

An Australian Magnate’s Challenge to President Trump

At a Climate Forward live event, the billionaire Andrew Forrest urged President Trump to visit Australia to see the effects of climate change.

Can Fusion Deliver the Dream of Limitless Energy?

At a Climate Forward live event, Bob Mumgaard, the chief executive of Commonwealth Fusion Systems, said his company might be near a breakthrough.

An Island Nation on the Front Lines of Climate Change

At a Climate Forward live event, Hilda Heine, president of the Marshall Islands, discussed her nation’s uncertain future as seas rise.

Jane Goodall’s Thoughts for a Reporter: ‘Hope Isn’t Just Wishful Thinking’

A Times correspondent who interviewed Dr. Goodall recalled their conversations about the state of the planet.

Trump Administration Moves to Relax Rules on Climate Super Pollutants

The E.P.A. plan would allow grocery stores, air-conditioning manufacturers and others to phase out hydrofluorocarbons in cooling equipment more slowly.

Why Trump Wants to Revive the Coal Industry

The burning of coal is the largest contributor to climate change worldwide. But the Trump administration sees United States coal as crucial.

Near a Garden Where Popes Go to Pray, Leo Plans to Speak on Climate

The address comes 10 years after his predecessor’s groundbreaking statement on global warming. His words will be watched for signals on the direction of the new papacy.

How Shutdown Gridlock Could Impede Disaster Preparedness

Turmoil in Washington is distracting from efforts to fix a flood insurance gap and replenish a key disaster relief fund.

‘Mine, Baby, Mine’: Trump Officials Offer $625 Million to Rescue Coal

The new effort, which includes opening 13.1 million acres of federal land for mining and eliminating pollution limits, aims to save an industry that has been declining for decades.

Is My Skin Care Routine Planet-Friendly?

We asked doctors, chemists and beauty industry insiders what’s good for your skin and the environment, too.

Three Charts to Set the Record Straight on Climate Change

In his United Nations address, President Trump lashed out at wind turbines, environmentalists and allies around the world while dismissing the dangers of climate change. Somini Sengupta, an international climate reporter for The New York Times, explains the facts on climate change with three charts.

What World Leaders Told Us About Trump, China and Climate Change

At the Climate Forward live event, we spoke to top policymakers about China, the Trump effect on climate policy and the boom in artificial intelligence.

The Future of Climate Activism

At the Climate Forward live event, Manish Bapna, president of the Natural Resources Defense Council; Abigail Dillen, president of Earthjustice; and Bill McKibben, an author and activist, discussed how the environmental movement needs to change to win over more Americans.

Climate Change Could Pose a National Security Threat

At the Climate Forward live event, Jake Sullivan, former national security adviser under President Biden, said the Trump administration’s approach to climate posed serious risks to U.S. military operations and interests.

Climate and the A.I. Revolution

Will the boom in A.I. drive up greenhouse gas emissions? At the Climate Forward live event, the chief sustainability officers at Google and Microsoft discuss their companies’ net-zero ambitions.

Gavin Newsom on Trump, Climate and California

At the Climate Forward live event, Gov. Gavin Newsom discussed how he’s pushing back against President Trump’s sweeping rollback of environmental regulations and why he thinks Trump’s latest comments on climate are “an abomination.”

Chris Wright on Politics, Power and Energy Under Trump

At a Climate Forward live event, Chris Wright defended President Trump’s crackdown on renewable energy, and said he would push for other countries to withdraw from a global climate pact.

At a Times Event, Opposing Views on Climate Change Collide

In a day of live journalism, California’s governor assailed President Trump, and the U.S. energy secretary called for countries to quit the Paris Agreement on global warming.

Rainn Wilson Wants Us to Connect With Nature

“The Office” actor read his essay, “What I Learned at a Fire Ceremony With King Charles,” at The New York Times’s Climate Forward event, encouraging others to re-evaluate their relationship with nature.

Climate action is the ‘entry fee’ to credibility, Prime Minister Anthony Albanese of Australia says.

Senator Schatz says Democrats should drop ‘planetary emergency’ talk and focus on the cost of living.

Newsom And Wright Give Diverging Takes on Trump’s Climate Policy

Speaking at The New York Times’s Climate Forward conference, Gov. Gavin Newsom of California slammed President Trump’s comments on climate change at the United Nations, while Energy Secretary Chris Wright said Trump should get the “hero of the climate” award.

For Trump’s energy secretary, the science that links disasters to climate change isn’t really science at all.

A fusion energy demo could be coming to the U.S. in the next two years.

U.S. energy secretary says other countries should pull out of the Paris Agreement.

At Global Climate Summit This Week, U.S. Isolation Was on Full Display

On Wednesday in New York, countries lined up to say they would accelerate their efforts to cut greenhouse-gas emissions. In staying away, the U.S. was all but alone.

China for First Time Promises to Reduce Its Greenhouse Gas Emissions

President Xi Jinping told a U.N. climate summit that China will reduce emissions across its economy, expand renewables sixfold and make electric cars “mainstream.”

Despite a slump under Trump, a U.S. wind industry executive sees potential in the long run.

Gov. Gavin Newsom of California calls Trump’s U.N. speech ‘an abomination.’

Here’s the very simple rule the actor Rainn Wilson uses to reconnect with nature.

Australian Businessman Challenges Trump on Climate Change

Andrew Forrest, the executive chairman of the mining company Fortescue, invited President Trump to see the damage Australia is experiencing as the planet heats up.

Microsoft and Google Say They Remain Committed to Climate Goals

Speaking at The New York Times’s Climate Forward event, the chief sustainability officers of Microsoft and Google said that their goals to achieve net-zero emissions or better by 2030 are still achievable.

Her country is sinking. Here’s what she’s asking from the rest of the world.

An Australian magnate’s challenge to Trump: ‘Come see what’s happening to my land.’

Bill McKibben Raises Alarms About U.S. Falling Behind on Green Tech

In a panel on the future of climate activism, the author Bill McKibben said the U.S. risks falling behind on green tech due to the Trump administration’s rollbacks on environmental initiatives.

Trump’s dismissal of climate change puts U.S. at risk, former Biden official says.

Google and Microsoft executives say their climate goals are still achievable.

Watch Live: Climate Forward Conference

The New York Times hosts the Climate Forward conference in New York City.

Supplying clean energy so hundreds of millions can ‘live a productive life.’

Does the environmental movement need to change its strategy?

Can global climate action happen without the U.S.?

Al Gore discusses where the climate movement goes from here.

Here’s the latest.

Watch the 2025 Climate Forward Conference: A Video Library.

Interviews with Gov. Gavin Newsom, Energy Secretary Chris Wright, Jake Sullivan, Bob Mumgaard, Senator Brian Schatz — and more.

Despite Trump, the World Isn’t Slowing on Climate, E.U. Official Says

Still, European nations are struggling to agree on how much to cut their greenhouse gas emissions, the E.U.’s climate commissioner said in an interview.

Trump to World: Green Energy Is a Scam and Climate Science Is From ‘Stupid People’

In a remarkable United Nations address, the president lashed out at wind turbines, environmentalists and allies around the world while dismissing the dangers of climate change.

Defense Department Delays Cleanup of ‘Forever Chemicals’ Nationwide

The new timeline could slow cleanup in some communities by nearly a decade. The chemicals, widely used in the military, are linked to cancers and other health risks.

In Georgia, a ‘Sponge Park’ Floods So the Neighborhood Won’t

Dozens of houses were razed across a flood-prone neighborhood in Atlanta, mitigating floods and creating a long-desired park in the process.

Forget ‘Love Island.’ Tennessee Has an Isle of Goats.

Eco-grazing goats help clear overgrowth worldwide. But rare is the herd that has to get to work by boat.

A Rhode Island Wind Farm Changed Their View. And Their Lives, for the Better.

Offshore turbines let Block Island shut down soot-spewing, earsplitting diesel generators. There were other benefits, too.

Satellites and Drones Are Unlocking Benefits ‘Hidden in Plain Sight’ in Michigan

Technology is helping farmers use land and fertilizer more strategically. Sometimes, the best practice is no chemicals at all.

‘They’re Small but They’re Mighty.’ Meet the Wisconsin Sisters Healing the Land.

The women of Holy Wisdom Monastery have restored 170 acres of native prairie and oak savanna. “Humans need creation to find ourselves,” one said.

The World Comes to New York for a Very Different Climate Week

As world leaders arrive in New York City for Climate Week, the United States has all but left the global fight against climate change under President Trump.

Judge Says Work on Wind Farm Off Rhode Island Can Proceed, for Now

The Trump administration had halted construction on the $6.2 billion Revolution Wind project, prompting its developer to sue.

Al Gore on Trump and the Future of Climate Action

The former vice president speaks to David Gelles about how the climate movement can move forward after President Trump’s rollback of key environmental regulations and where he finds hope as the planet continues warming.

Sunday Was Also Sun Day

Fifty-five years after the first Earth Day, climate activists organized a nationwide celebration of solar power.

Trump Nears Deal for Road Through Alaskan Wildlife Refuge

Proponents say the road would connect a remote town with an airport used for medical evacuations. Opponents say it would cause irreparable harm to wildlife and Alaska Native tribes.

Hard-Fought Treaty to Protect Ocean Life Clears a Final Hurdle

The global High Seas Treaty, decades in the making, will become international law. It aims to create vast maritime conservation areas.

Trump’s Climate Rollback Takes on a Key Scientific Finding

The federal government’s ability to regulate greenhouse gases depends on a 2009 scientific determination. The Trump administration wants to repeal it.

Exxon Urges Europe to Repeal Rules to Make Companies Track Climate Pollution

Its chief executive called the E.U. regulations one part of a “very misguided effort to kill oil.” His words followed comments by Trump administration officials criticizing Europe’s climate policies.

Young Activists Say 3 Trump Orders Violate Constitutional Rights

In a Montana courtroom, a group of young people argued that a judge should halt three of President Trump’s sweeping executive orders on climate and energy policy.

E.P.A. Keeps Polluters on the Hook to Clean Up ‘Forever Chemicals’

The decision came despite an effort by a former industry lawyer who is now at the E.P.A. to reverse the regulation.

Wildfire Smoke Will Kill Thousands More by 2050, Study Finds

Pollution from fires, intensified by rising temperatures, is on track to become one of America’s deadliest climate disasters.

A Trump Administration Playbook: No Data, No Problem

A pattern of getting rid of statistics has emerged that echoes the president’s first term, when he suggested if the nation stopped testing for Covid, it would have few cases.

Top Scientists Find Growing Evidence That Greenhouse Gases Are, in Fact, a Danger

The assessment contradicts the Trump administration’s legal arguments for relaxing pollution rules.

Corals Won’t Survive a Warmer Planet, a New Study Finds

Most corals in the Atlantic Ocean will soon stop growing. Many are already dying, leaving shorelines and marine ecosystems vulnerable.

Climate Change’s Toll in Europe This Summer: Thousands of Extra Deaths

Three times as many people in cities and towns died from severe heat as would have done in a world without human-caused warming, scientists said.

Your Most Pressing Climate Questions

Ahead of the Climate Forward conference on Sept. 24, Times readers sent us their most urgent questions about climate change.

Park Service Is Ordered to Take Down Some Materials on Slavery and Tribes

The Trump administration ordered a famous Civil War-era war image removed from a National Park Service site in Georgia as it moves to promote what it considers a more positive view of American history.

The Siberian Tundra Is Exploding. New Research Helps Explain Why.

Spontaneous gas explosions appear to be increasing in northern Russia because of climate change and some specific local conditions.

Young People Suing Trump Over Climate Have Their Day in Federal Court

They claim Trump’s executive orders are unconstitutional. The government says their lawsuit should be thrown out. The two sides are set to clash this week in Montana.

G.O.P. Plan on Pesticides Faces Revolt From MAHA Moms

The provision in the government funding bill could shield pesticide companies from billions of dollars in lawsuits.

Extreme Heat Spurs New Laws Aimed at Protecting Workers Worldwide

Governments around the world are enacting measures to try to protect workers from the dangers of heat stress. They’re barely keeping up with the risks.

Unusual Climate Case Accusing Oil Giants of Racketeering Is Dismissed

Citing laws more commonly used against organized crime, the lawsuit argued that fossil fuel companies were responsible for devastating hurricane damage in Puerto Rico.

E.P.A. to Stop Collecting Emissions Data From Polluters

The data, from thousands of coal-burning power plants, oil refineries, steel mills and other industrial facilities, is the country’s most comprehensive way to track greenhouse gases.

California Wants to Ban ‘Forever Chemicals’ in Pans. These Chefs Say Don’t Do It.

Rachael Ray and other food celebrities are speaking up in defense of nonstick pans. The actor Mark Ruffalo, who starred in a movie about the risky chemicals, is criticizing them.

An Annual Blast of Pacific Cold Water Did Not Occur, Alarming Scientists

The cold water upwell, which is vital to marine life, did not materialize for the first time on record. Researchers are trying to figure out why.

Pakistan’s Floods Are a Climate Change Warning

Pakistan, among the countries most vulnerable to climate change, has been battered by floods and extreme heat as critics say its government needs to do more.

Brazil Invited the World to the Amazon. It’s Become a Big Headache.

This year’s U.N. climate conference, on the edge of the rainforest, is fueling criticism of the host nation and the entire process of global diplomacy on climate change.

Climate ‘Ideology’ Hurts Prosperity, Top U.S. Officials Tell Europeans

Chris Wright, the energy secretary, said he would push Europe to loosen environmental rules and buy more gas. Doug Burgum, the interior secretary, tied fossil fuels to a need to win the A.I. race.

Trump Moves to Scrap Biden Rule That Protected Public Lands

The proposal from the Bureau of Land Management would prioritize the use of public lands for oil and gas drilling, coal mining and other industrial activities.

Patagonia’s Big Bet on a Modest Grain

The apparel company thinks that a little-used wheat alternative can boost regenerative farming and help the planet. Not everyone agrees.

The Lone G.O.P. Governor Opposing Trump’s War on Offshore Wind

Gov. Glenn Youngkin, Republican of Virginia, has championed a wind farm under construction off the coast of his state. He’s trying to persuade President Trump to leave it alone.

‘China Is the Engine’ Driving Nations Away From Fossil Fuels, Report Says

Its vast investment in solar, wind and batteries is on track to end an era of global growth in the use of coal, oil and gas, the researchers said.

Energy Secretary Attacks Offshore Wind and Dismisses Climate Change

Chris Wright, who travels to Europe next week to promote American gas, called climate change “not incredibly important.”

Two Valuable Satellites Are in ‘Perfect Health.’ They May Be Scrapped.

The Trump administration wants to switch off and possibly destroy the climate-monitoring technology.

The Climate Forward Conference Is Coming Soon

On Sept. 24, The Times will host leaders, policymakers and executives in frank discussions about a consequential year in the fight against climate change.

Humans Are Altering the Seas. Here’s What the Future Ocean Might Look Like.

Some marine ecosystems could soon be unrecognizable, according to new research. We mapped the possibilities.

Orsted Sues Trump Administration in Fight to Restart Its Blocked Wind Farm

The Danish company behind Revolution Wind, a $6 billion project off Rhode Island, said the federal government had unlawfully halted work on the wind farm.

Inside Trump’s Unorthodox Climate Attacks in Courts Nationwide

The administration is cranking up efforts to kill state laws and legal cases that would force fossil-fuel companies to pay for climate damage.

House Votes to Advance a Mining Road Through the Alaskan Wilderness

The proposed 211-mile industrial road over pristine land would allow a mining company to reach a copper deposit. Critics say it would destroy a fragile environment.

Watchdog Warns Trump’s Cuts at FEMA Pose a ‘Major Challenge’

The country lacks the ability to address multiple disasters happening at once, the Government Accountability Office said.

White House Orders Agencies to Escalate Fight Against Offshore Wind

The effort involves several agencies that typically have little to do with wind power, including the Health and Human Services Department.

Donald Trump vs. the Wind Power Industry

Since taking office, President Trump has targeted the wind power industry, putting billions of dollars of investment and thousands of jobs at risk.

Court Hands a Loss to Groups Seeking Billions in Frozen Climate Funds

The nonprofit organizations are fighting a Trump administration effort to claw back climate and clean energy grants.

Scientists May Have Identified a Culprit Behind Declining Amazon Rains

Deforestation is playing a greater role than researchers expected, according to a new study.

Scientists Denounce Trump Administration’s Climate Report

Scores of researchers reviewed the Energy Department’s argument about greenhouse gases and found serious deficiencies.

Cue the Sun: This Lab Recreates Hot, Sweaty Days to Test Humans

Our reporter hits the treadmill to understand how scientists study extreme heat.

Exxon and California Spar in Dueling Lawsuits Over Plastics

The oil giant accused the state’s attorney general and four nonprofit groups of defamation after they sued over recycling claims.

Transportation Dept. Cancels $679 Million for Offshore Wind Projects

The Trump administration’s campaign against wind power continued as it targeted funding for marine terminals and ports to support development of the industry.

Climate Change Is Transforming Summer in Europe

A season of record wildfires and a wave of extreme heat is forcing Europe to confront difficult questions about how to adapt.

An Industry Insider’s Changes at the E.P.A. Could Cost Taxpayers Billions

A Trump appointee has proposed rewriting a measure that requires companies to clean up “forever chemicals,” documents show. The new version would shift costs from polluters.

A Casualty of Trump’s Tariffs: India’s Nascent Solar Industry

The full weight of a 50 percent tariff on Indian goods took effect this week, undercutting one of the country’s most promising markets for solar exports.

Trump, With Tariffs and Threats, Tries to Strong-Arm Nations to Retreat on Climate Goals

The president has made no secret of his distaste for wind and solar in America. Now he’s taking his fossil fuel agenda overseas.

FEMA Suspends Staff Who Signed a Letter Criticizing Trump

The letter, sent to Congress on Monday, said cuts made by the Trump administration had erased improvements made to disaster response since Hurricane Katrina.

On the Front Lines of Climate Change, Firefighters Are Getting Very Sick

Across the country, unmasked wildfire fighters are falling ill and dying. Hannah Dreier talks about her investigation into the risks these workers face.

China Finds Buyers for Surplus Solar: Africa’s Energy-Hungry Countries

Overproduction in China has led to slashed prices, and buyers on the continent are taking advantage to sharply increase investments in clean energy.

With Little Explanation, Trump Throws Wind Industry Into Chaos

The Trump administration is halting wind projects that had been approved, financed and underway — while providing little to no justification.

In a Hotter World, Some People Age Faster, Researchers Find

Exposure to heat waves over just two years could add up to 12 extra days of age-related health damage.

FEMA Employees Warn That Trump Is Gutting Disaster Response

After Hurricane Katrina, Congress passed a law to strengthen the nation’s disaster response. FEMA employees say the Trump administration has reversed that progress.

Law Firm Pressures Brown University to Erase Research on Anti-Wind Groups

The firm, which represents opponents of offshore wind, said it would complain to Brown’s federal and private funding sources.

Should I Get a Portable Induction Cooktop?

If you’re cooking with gas, it might help your health and the environment. Here’s why.

Trump Administration Orders Work Halted on Wind Farm That Is Nearly Built

The order to stop construction on Revolution Wind off the coast of Rhode Island is part of a campaign against renewable energy.

Trump’s Cuts May Spell the End for America’s Only Antarctic Research Ship

The decommissioning would leave the United States with no icebreaker to study the southern seas and cede scientific leadership to rival countries like China.

Tracking the Aftermath From Erin on the Ocean

Meteorologists piece together the aftereffects in a hurricane’s path, and look ahead to potential future storms.

Small Fixes for a Big Problem

As President Trump moves to withdraw the United States from the fight against global warming, climate action is shifting to local solutions.

A Miles-Long Cave in Kentucky Was a Smelly Disaster. Now It’s Spectacular.

Hidden River Cave was once filled with heavy metals and sewage that made the surrounding town smell awful. After a cleanup, it became a tourist draw.

They Kindled Froggy Romance and Rescued Eggs to Save a Species in Mississippi

Fewer than 100 dusky gopher frogs were known to remain. Thanks to some very dedicated humans, numbers are now on the rise.

Why Shop? In Maine, the Library of Things Has It All (Almost).

One town’s effort to make pricey items accessible and encourage people to buy less stuff seems to be catching on.

Do Coconuts Go With Oysters? For Saving the Delaware Shore, Yes.

Along with other East Coast states, Delaware is using natural materials to protect vulnerable coastal areas.

These Ohioans Got a Deal on Solar Panels. Here’s Their Secret.

A group of homeowners worked together to navigate the process of installing rooftop solar systems, saving time and money in the process.

How Climate Change Affects Hurricanes Like Erin

Global warming is changing the way storms behave.

Delaware

Before

Why Can’t the U.S. Build 5-Minute E.V. Chargers?

Chinese automakers have rolled out chargers that can mostly recharge a car’s battery in about five minutes. Yet U.S. technology lags far behind.

Will Oil Demand Peak Soon? Trump Administration Doesn’t Want to Hear It.

It is lashing out at the world’s leading energy organization for saying oil and gas use could start declining as the world pivots to cleaner alternatives.

Environmental Groups Face ‘Generational’ Setbacks Under Trump

As President Trump dismantles the country’s efforts to fight climate change, environmental groups are back on their heels.

I.R.S. Makes It Harder for Wind and Solar Projects to Claim Tax Breaks

The move comes as the Trump administration has issued a barrage of new restrictions on renewable energy across the country.

Environmental Groups Sue Over D.O.E. Report Downplaying Climate Change

The lawsuit seeks to block the Trump administration from repealing the legal foundation for regulating climate pollution.

Plastic Pollution Talks Collapse as Oil States Oppose Tough Treaty

Countries failed to bridge wide gaps on whether the world should limit plastic manufacturing and restrict the use of harmful plastic chemicals.

Lesser Prairie Chicken Loses Endangered Species Act Protections

A federal judge in Texas granted a request by the Trump administration, which said a Biden-era decision to safeguard the bird was flawed.

Why the World Is Deadlocked Over a Treaty to Stop Plastics Pollution

After three years of talks, and despite growing warnings about the dangers of plastics pollution, nations are at an impasse again over what to do about it.

How China Went From Clean Energy Copycat to Global Innovator

A surge in high quality research and patent applications has cemented China’s dominance in the industry.

Alaskan River Reaches Record High From Melting Glacier

An overflowing glacial lake caused a surge in the Mendenhall River on Wednesday, prompting flood alerts and evacuations in Juneau.

The U.S. May Be Coming Around to Balcony Solar

Small, plug-in solar power systems have become popular in Germany and several other countries. So why haven’t they taken off in the United States?

Sierra Club’s Board Fires Ben Jealous, the Group’s Executive Director

Mr. Jealous oversaw a difficult tenure at the environmental organization, where he clashed with employees and oversaw layoffs.

Trump Cracks Down on Bird Deaths, but Only From Wind Turbines

Critics accused the administration of a double standard, trying to stop wind projects because of potential bald eagle deaths while easing rules for oil and gas companies.

The ‘Alligator Alcatraz’ Site Once Changed History. Now, It’s Testing the Law Again.

Officials building a Florida detention center appear to be skipping environmental reviews made mandatory decades ago after a fight over an airport at the very same spot.

Popular E.P.A. Database Is in Limbo Amid Science Cuts

The database helps companies calculate their greenhouse gas emissions. Its creator left the E.P.A. after being investigated for criticizing the Trump administration.

Civil Cases Against Major Polluters Plummet Under Trump

In its first six months, the Trump administration has filed 11 civil cases against polluters compared with the Biden administration’s 30.

How a Carbon Tax Plan in Europe Survived (Mostly)

Austria tried a combination of taxes and rebates to reduce emissions.

A Famously Stable Glacier in Argentina Suddenly Looks Anything But

After holding steady for decades, the beloved Perito Moreno has thinned considerably since 2019, scientists said.

Suddenly, the Trump Administration Tightens the Vise on Wind Farms

Federal agencies have recently issued a barrage of restrictions that could halt construction of solar and wind farms on public and private lands.

Charleston’s Climate Lawsuit Against Oil Giants Is Dismissed

The legal claim, one of a raft of lawsuits across the country, had accused companies of a yearslong disinformation campaign about climate change.

As Earth Warms, California Fire Season Is Starting Earlier, Study Finds

Summertime fire activity is creeping into spring, and the balmier climate is a major driver, scientists said.

Washington State Braces for ‘Inevitable’ Megafire. Climate Change May Bring It Sooner.

The famously rainy state is facing longer, hotter and drier fire seasons, raising the risk of a mammoth fire that will be nearly impossible to fight. All the state can do is prepare.

Big Tech’s Net-Zero Goals Are Looking Shaky

Emissions are “going through the roof” because of A.I., according to new sustainability reports.

E.P.A. Moves to Cancel $7 Billion in Grants for Solar Energy

If finalized, the move would escalate the Trump administration’s efforts to claw back billions of dollars in climate grants awarded under President Biden.

Chemical Makers to Pay N.J. $875 Million to Settle ‘Forever Chemicals’ Claims

New Jersey officials called it the largest environmental settlement ever achieved by a single state.

At ‘Alligator Alcatraz,’ the Biggest Risk Isn’t Alligators

The area around the immigrant detention center, deep in the Everglades, is threatened by hurricanes, extreme heat and even wildfires.

Inside the ‘Radical Transformation’ of America’s Environmental Role

The E.P.A. said this week it would revoke its own ability to fight climate change. It’s the latest move in an extraordinary pivot away from science-based protections.

Fossil Fuel Companies’ Profitable Bet on Trump

Three big numbers that show how President Trump has directed tens of billions of dollars in incentives to fossil fuel companies.

Energy Dept. Attacks Climate Science in Contentious Report

The agency asked five climate skeptics to write a report criticizing the consensus on global warming. Scientists are pointing out its errors.

Trump Wants a New Border Wall. It Would Block a Key Wildlife Corridor.

The barrier, in a remote part of Arizona, would threaten one of the most important remaining animal migration routes on the state’s southern border, according to a new report.

Candidate Trump Promised Oil Executives a Windfall. Now, They’re Getting It.

New tallies of the administration’s tax breaks and other incentives add up to tens of billions of dollars of benefits to the fossil fuel industry.

In a Reversal, Key Hurricane-Monitoring Data Will Stay Online

The Department of Defense said it no longer planned to shut down a program that makes satellite data publicly available to researchers and forecasters.

Trump’s E.U. Trade Deal Comes With Impossible Energy Promises

The European Union pledged to buy billions of dollars’ worth of energy resources from the United States. Experts say that’s unrealistic and could hurt Europe’s climate goals.

In Game-Changing Climate Rollback, E.P.A. Aims to Kill a Bedrock Scientific Finding

The proposal is President Trump’s most consequential step yet to derail federal climate efforts and appears to represent a shift toward outright denial of the scientific consensus.

These Companies Avoided Clean-Air Rules. It Took a Single Email.

Sites including at least 15 coal plants sought exemptions from environmental rules using a new Trump administration system to fast-track requests, documents show.

We Love Our Dogs and Cats. But Are They Bad for the Environment?

Some pets have wide-ranging effects on the planet. Here’s how to lessen them.

Controversial Interior Department Aide From DOGE to Leave Agency

Tyler Hassen, a former oil executive who had spent time on Elon Musk’s cost-cutting team, faced criticism because he had been given broad authority to make changes at the department.

U.S. and Mexico Sign Deal to Stop Sewage Release Into Tijuana River

The agreement addresses a longstanding problem that has sickened people in both countries.

Readers Sent Us Hundreds of Local Climate Solutions

As part of our 50 States, 50 Fixes series, more than 2,400 Times readers wrote in to tell us about climate action in their communities.

Where Do Untraceable Fishing Fleets Go?

Many ‘dark vessels’ fish illegally in oceans worldwide. New studies show how often they go into Marine Protected Areas.

As U.S. Retreats on Climate, China and Europe Pledge to Go Green Together

A joint statement promised new efforts to cut emissions at a time when China is positioning itself as the world’s one-stop shop for clean energy technologies.

For 1st Time, Fires Are Biggest Threat to Forests’ Climate-Fighting Superpower

Forests play a major role pulling planet-warming carbon dioxide out of the atmosphere. As the world heats up, some forests are becoming emitters in their own right.

E.P.A. Proposes Allowing Use of Dicamba Weedkiller on Some Crops

Last year, a federal court banned some uses of the herbicide, which can drift into fields and damage crops.

Joanna Macy, Who Found a Way to Transcend ‘Eco-Anxiety,’ Dies at 96

With books and workshops, she helped others deal with the stress caused by climate change, inspiring them to take action and not be paralyzed by despair.

Does the World Court’s Sweeping Climate Opinion Matter? Five Takeaways.

While the court doesn’t have enforcement mechanisms, it has a prominent voice, and its legal arguments could reverberate.

Energy Dept. Cancels Loan Commitment to Contested Transmission Project

The project, known as Grain Belt Express, had drawn fierce opposition from some landowners and Republican lawmakers.

Top U.N. Court Says Countries Must Act on Climate Change

The International Court of Justice called global warming an “urgent and existential threat” at a closely watched case in The Hague.

E.P.A. Is Said to Draft a Plan to End Its Ability to Fight Climate Change

According to two people familiar with the draft, it would eliminate the bedrock scientific finding that greenhouse-gas emissions threaten human life by dangerously warming the planet.

How Native Homes in New Mexico Are Tapping the Sun

An Indigenous-led nonprofit group is bringing solar power to Navajo Nation and the Hopi tribe, where about 15,000 households lack access to electricity.

Grizzlies Were Raiding Montana Farms. Then Came Some Formidable Dogs.

Bears have recently acquired a fondness for the good eating found around grain bins on Montana’s plains. That’s a big problem for humans and grizzlies alike.

North Carolina’s Bogs Have a Dirty Secret, and That’s a Good Thing

Peat bogs have huge potential to store planet-warming carbon. The ones in North Carolina just need some help to get healthy again.

In New Jersey, Benefits Bloom in Tiny Forests

A nonprofit planted five “microforests” to tackle environmental problems in Elizabeth, N.J. Scientists say they’re making a big difference.

Why This Pennsylvania City Put Its Streetlights on a Dimmer

After passing a Dark Sky ordinance to curb light pollution and save energy, Pittsburgh is installing adjustable streetlights.

Chinese Cars, Brazil Style

China wants to dominate the market for the cars of the future, and it has set its sights on Brazil’s giant auto market.

FEMA Urban Search and Rescue Chief Resigns, Citing Agency ‘Chaos’, Colleagues Said

Ken Pagurek had told colleagues the Trump administration was causing ‘chaos’ inside FEMA and creating dangerous delays in disaster response.

Trump Told Park Workers to Report Displays That ‘Disparage’ Americans. Here’s What They Flagged.

Descriptions and displays at scores of parks and historic sites have been flagged for review in connection with an executive order from President Trump.

U.S. Is Missing the Century’s ‘Greatest Economic Opportunity,’ U.N. Chief Says

In a speech on renewable energy, António Guterres cited “clear market distortion” in favor of fossil fuels by President Trump and others but called the transition to cleaner energy economically inevitable.

Climate Change Is Making Fire Weather Worse for World’s Forests

Forest fires are on the rise globally. An increase in severe fire weather is largely responsible.

Seabed-Mining Firm Faces Legal Questions Over Controversial Trump Policy

After Trump pledged to open international waters to mining, The Metals Company sought U.S. permits. But other countries are raising legal concerns.

Chinese Car Giants Rush Into Brazil With Dreams of Dominating a Continent

As the likes of Ford and Mercedes retreat, Great Wall Motor and BYD are building factories and bringing affordable EVs and hybrids to one of the world’s biggest markets.

How China is Dominating the Electric Car Market

Somini Sengupta, The Times’s international climate reporter, explains China’s auto ambitions in Brazil and the world.

An Ancient Law Could Shape the Modern Future of America’s Beaches. Here’s How.

The growing battle over how to manage sea level rise turns partly on a legal principle set down in Roman times.

E.P.A. Says It Will Eliminate Its Scientific Research Arm

The decision comes after a Supreme Court ruling allowing the Trump administration to slash the federal work force and dismantle agencies.

Interior Dept. to Put Wind and Solar Projects Through Stricter Political Review

Industry groups said the directive could create new delays and bottlenecks for renewable energy projects across the country.

E.P.A. Delays Required Cleanups of Toxic Coal Ash Landfills

President Trump also exempted some coal plants, chemical manufacturers and ore processing facilities from pollution rules for two years.

Heat Season Is Off to a Roaring Start

Temperatures are scorching, and they probably haven’t peaked yet.

With One Call, Trump Alters the Fate of a Contested Power Project

Grain Belt Express, a transmission line that would cross 800 miles of the Midwest, is at the center of a number of disputes.

After 7 Decades of Measurements From a Peak in Hawaii, Trump’s Budget Would End Them

Closing Mauna Loa and three other U.S. sites that track greenhouse gases would disrupt a decades-long record of the planet’s changing atmosphere.

The West’s Megadrought Might Not Let Up for Decades, Study Suggests

Clues from another dry spell 6,000 years ago are helping scientists understand what’s driving the latest one, and why it’s been so unrelenting.

How to Know Your Flood Risk

Climate change has made extreme rainfall more common and more intense. But many flood risk maps have yet to catch up.

How Can I Get Clean Energy Tax Breaks Before They Vanish?

There’s still time to claim credits that could save you thousands of dollars.

NASA Website Will Not Provide Previous National Climate Reports

An agency spokeswoman had initially stated that NASA would retain earlier assessments online for continuity.

Trump Is Gutting Weather Science and Reducing Disaster Response

As a warming planet delivers more extreme weather, experts warn that the Trump administration is dismantling the government’s disaster capabilities.

Around the World, Flash Flood Disasters Are the ‘Hardest Kind to Prevent’

Scholars and designers of early warning systems say that there are still huge gaps in our ability to predict flash floods and warn those at risk.

FEMA Didn’t Answer Thousands of Calls From Flood Survivors, Documents Show

Two days after deadly Texas floods, the agency struggled to answer calls from survivors because of call center contracts that weren’t extended.

Sierra Club’s Executive Director Is on Leave After a Rocky Tenure

Ben Jealous, who joined the environmental group in 2023, has clashed with some employees and the organization’s union.

In Flash Flood Hotspots, Many Federal Meteorologist Positions Remain Unfilled

An analysis of National Weather Service job vacancies found that in more than a third of offices overseeing flash flood hotspots, one or more of three senior leadership roles are open.

Trump May Not Be Done Overhauling Renewable Energy

Days after the passage of a sprawling domestic policy bill, the Trump administration announced moves that could further hamstring renewable energy.

No, Chemtrails Are Not Real or Causing Floods, E.P.A. Says

The agency took the unusual step of creating websites debunking the conspiracy theory that chemicals are being sprayed in the sky to control the weather or do other things.

These Toads Have Psychedelic Powers, but They’d Prefer to Keep It Quiet

New research suggests Sonoran Desert toads went into steep decline after stories of their mind-bending chemical properties began circulating among drug users.

Tons of Invisible Plastic Pieces Lurk in Ocean Water

A new study offers the first estimate of nanoplastic pollution in the ocean. There’s a lot.

Recipients of a U.S. Climate Science Fellowship Are Put on Unpaid Leave

Researchers in the NOAA program were furloughed because funds to pay them were not available.

Research Suggests Climate Change Added Excess Deaths in European Heat Wave

The rapid analysis by World Weather Attribution calculated that climate change might have tripled the death toll from the event.

In Flooded Texas, Questions About FEMA’s Role and Fate

President Trump wants to shutter the agency and shift responsibility and costs of emergency management to the states. In Texas, that process appears to already be underway.

Why the Texas Floods Were So Deadly

Scientists say a hotter planet is driving more intense storms. But experts say the U.S. is also not doing enough to adapt to increasingly intense floods.

Trump Hires Scientists Who Doubt the Consensus on Climate Change

The three scientists joined the administration after it dismissed hundreds of experts who were assessing how global warming is affecting the country.

Trump Wants to Kill a Chemical Safety Board. Chemical Makers Object.

The White House is planning to eliminate the board, a small agency that investigates chemical disasters to understand what went wrong.

Trump Administration, Reversing Itself, Won’t Rewrite a Ban on Asbestos

The about-face came after a public outcry over plans to reconsider Biden-era restrictions on the carcinogenic material.

New Analysis of New Orleans Highlights Sinking and Stable City Spots

A new study identified hot spots of sinking levees that will need to be prioritized for maintenance to withstand future storms and flooding.

As the World Warms, Extreme Rain Is Becoming Even More Extreme

Even in places, like Central Texas, with a long history of floods, human-caused warming is creating the conditions for more frequent and severe deluges.

Beyond the Light Show: The Effects of Fireworks on Animals and People

Firework displays can harm animals and create bursts of pollution with lingering effects, but there are ways to mitigate them.

The G.O.P. Policy Bill Would Shift U.S. Energy Policy

The sprawling bill would boost fossil fuels and end tax credits for wind, solar power and electric vehicles.

How the G.O.P. Bill Will Reshape America’s Energy Landscape

Here’s a rundown on the winners and losers in the legislation muscled through Congress.

Extreme Heat Shuts Down Some Nuclear Reactors in Europe

Power plant operators in Switzerland and France idled reactors so that discharged cooling water would not harm wildlife in already-hot rivers.

E.P.A. Suspends 144 Employees After They Signed a Letter Criticizing Trump

The letter had accused the Trump administration of politicizing, dismantling and sidelining the agency.

E.P.A. Employees Are Invited to Adopt Soon-to-Be Homeless Lab Rats

The agency is cutting animal testing of chemicals. Some scientists are concerned, but in the meantime the rats (and zebra fish) need new homes.

Methane-Tracking Satellite Is Lost, in a Blow to Climate Efforts

The spacecraft, MethaneSAT, was just a year into its mission to provide a clearer picture of planet-warming emissions from oil and gas sites.

A Power Line for Clean Energy Was in the Works. Now, an Investigation Looms.

The Grain Belt Express line, meant to carry electricity from wind farms across the Midwest, faces an inquiry from the Missouri attorney general.

Trump’s Policy Bill Could Put the U.S. Further Behind China

Republicans’ tax and policy bill could give China a bigger lead in the race to develop renewable energy technologies.

Democrats Bet Jobs in Red States Would Save Clean Power Projects. They Lost.

By ending tax credits for wind and solar power, Senate Republicans may have jeopardized billions in investments in their own districts.

National Climate Report Website Goes Dark

The federal website hosting five legislatively mandated reports stopped working Monday afternoon.

The U.S. Sends Lots of Plastic Trash Overseas. Malaysia Just Said No Thanks.

No country receives more discarded plastic from wealthy countries, but shipments from the United States are no longer welcome.

An Offhand Remark About Gold Bars, Secretly Recorded, Upended His Life

Brent Efron’s “boring” Tinder date wanted to hear all about his work at the Environmental Protection Agency, so Mr. Efron talked. If only he’d seen the hidden camera.

Near Antarctica, Saltier Seas Mean Less Ice, Study Finds

Briny warm water is mixing on the surface of the ocean, making sea ice melt faster, a new study found.

Data Crucial to Hurricane Forecasts Will Continue, but for One Month Only

U.S. officials said they would stop providing the satellite data online on July 31 rather at the end of June.

E.P.A. Workers Warn Trump Is Politicizing Their Work

In a public letter, employees of the Environmental Protection Agency accused the administration of engaging in unlawful partisan activity and endangering public health.

There’s a Race to Power the Future. China Is Pulling Away.

Beijing is selling clean energy to the world, Washington is pushing oil and gas. Both are driven by national security.

Do I Really Need an Air Purifier?

We asked the experts how to decide.

Surprise Tax in G.O.P. Bill Could Cripple Wind and Solar Power

Wind and solar companies were already bracing for Congress to end federal subsidies. But the Senate bill goes even further and penalizes those industries.

A Public Lands Sell-Off Is Struck From the G.O.P. Policy Bill

Senator Mike Lee, Republican of Utah, said he would withdraw his proposal after it faced intense intraparty opposition.

A Special ‘Climate’ Visa? People in Tuvalu Are Applying Fast.

Nearly half the citizens of the tiny Pacific Island nation have already applied in a lottery for Australian visas amid an existential threat from global warming and sea-level rise.

A Conservative’s Plan to Sell Public Lands Faces MAGA Pushback

They love hunting, fishing and conservatism. And they hate a plan by a conservative senator to sell millions of acres of public lands.

Critical Hurricane Monitoring Data Is Going Offline

The loss of access to the data could hamstring forecasters’ ability to track hurricanes and warn residents of their risk.

An Ode to Joy, in Climate Action

Climate change is often unrelentingly grim. But some activists argue that joyful climate action can change minds.

The World Is Warming Up. And It’s Happening Faster.

Human-caused global warming has been increasing faster and faster since the 1970s.

Republicans Propose a New Way to Scrap Fuel Economy Rules: No Fines

For 50 years, automakers have had to increase the fuel efficiency of their vehicles or pay fines. The Republican megabill would set those penalties to $0.

The Volunteer Groups Preparing for a Post-FEMA World

As the Trump administration threatens to dismantle FEMA, military veterans and other volunteers are preparing to take a bigger role in disaster relief. Emily Cochrane traveled to Kentucky days after a deadly tornado to see what storm recovery could look like without federal support.

How West Virginia Is Pulling Pollution, and Rare Earths, Out of Its Streams

Abandoned coal mines had left waterways acidic and rusty orange. Local residents are cleaning them up, and recovering valuable minerals in the process.

Inside a Last-Ditch Battle to Save (or Kill) Clean-Energy Tax Credits

Supporters of tax breaks for wind and solar are fighting to retain them in the G.O.P. tax bill. They’re facing a conservative effort to kill them entirely.

Trump’s OSHA Nominee Has a History With Heat and UPS Drivers

David Keeling would take over the workplace-safety agency just as it is considering rules to protect against extreme heat. His former employers, UPS and Amazon, have opposed the rules.

This Vermont Soccer Team Plays for the Planet

The Vermont Green Football Club champions environmental work and draws sold-out crowds, with the help of free ice cream.

In Alabama, a Social Media Influencer Really Gets Wild

Kyle Lybarger built a loyal following online by talking about native plants and why biodiversity matters.

How Heat Waves Can Worsen Air Quality

Scientists are increasingly concerned about the ways extreme heat and air pollution are linked.

Extreme Heat Is Exacerbating Air Pollution, a ‘Double Whammy’ for Health

Extreme heat is making air pollution worse, scientists say. And President Trump’s regulatory rollbacks could drive air pollution even higher.

Trump Administration to End Protections for 58 Million Acres of National Forests

Agriculture Secretary Brooke Rollins said the Clinton-era rule barring road construction and logging was outdated and “absurd.”

Oil Companies Fight Climate Lawsuits by Citing Free Speech

The firms say their First Amendment rights are being violated when cities and states sue and accuse them of spreading misinformation about climate change.

War, Inflation and Now Drought Are Hitting Global Food Supplies

Staples including wheat, beef and coffee are all being affected by the lack of rainfall. In some cases, prices are climbing to record highs.

Repeal of Clean Energy Law Will Mean a Hotter Planet, Scientists Warn

Republicans plan to terminate billions of dollars in clean energy tax credits. Experts say that will mean more greenhouse gas emissions and more dangerous heat.

There Might Not Be a Map for That: Budget Cuts Threaten Geological Surveys

Nearly two dozen state geological surveys depend heavily on federal funds. A proposed budget cut could slow or stop key geologic mapping work.

Why Higher Oil Prices May Not Change U.S. Energy Policy

The energy crisis of the 1970s suggests that higher oil prices are unlikely to significantly shift U.S. energy policy away from fossil fuels.

Banning Plastic Bags Works to Limit Shoreline Litter, Study Finds

Using crowdsourced data from shore cleanups, researchers found that areas that enacted plastic bag bans or fees had fewer bags littering their lakes, rivers and beaches than those without them.

Can You Choose an A.I. Model That Harms the Planet Less?

When it comes to artificial intelligence, more intensive computing uses more energy, producing more greenhouse gases.

Elon Musk’s A.I. Company Faces Lawsuit Over Gas-Burning Turbines

The company, xAI, has installed several dozen turbines in Memphis without proper permits, the group said, polluting a nearby community.

Senate Republicans Decline to Save Clean Energy Tax Credits

If enacted, Republicans’ draft legislation would mean that President Biden’s signature climate legislation would effectively be neutered.

Is Fake Grass Safe? A Manufacturer Sues to Stop a Discussion.

Four experts were sued for defamation ahead of a seminar where they planned to talk about research into the potential health risks on playgrounds and sports fields nationwide.

Many Hoped Senate Republicans Would Save Clean Energy. They Mostly Didn’t.

A Senate tax package softens some blows imposed on renewables by a House version of the bill. But it still terminates many credits for clean power.

Pangolins Should Receive Endangered Protections, U.S. Officials Say

The armored mammals are trafficked for their scales and meat.

Will Trump End the First Federal Heat Protections for Workers?

As workplace deaths from heat increase, OSHA is debating the future of the first federal rules to protect workers from extreme heat.

At U.N. Conference, Countries Inch Toward Ocean Protection Goal

More than 20 new marine protected areas in coastal waters were announced at the third U.N. ocean conference this week. Experts say thousands more are needed.

National Parks Are Told to Delete Content That ‘Disparages Americans’

Internal documents reviewed by The New York Times say that “negative” information at parks and other national site must be removed or covered by Sept. 17.

How Is Extreme Heat Affecting Air Travel?

Hot weather influences aircraft performance. We asked experts what it means for safety.

Study Shows Mercury Levels in Arctic Wildlife Could Rise for Centuries

Even as global emissions plateau, new research shows that wildlife in the Arctic is exposed to rising levels, posing a risk to those who eat it.

Head of FEMA Command Center Quits After Trump Says He’ll Phase Out the Agency

The official, Jeremy Greenberg, was in charge of coordinating the national response to major disasters.

Soaring Temperatures Threaten Crops, So Scientists Are Looking to Alter the Plants

Genetically altering crops may be key to helping them adapt to extreme temperatures. But shrinking funds and social acceptance stand in the way.

A Scandal-Plagued Meatpacking Giant Comes to the U.S. Stock Market

JBS, the biggest meatpacker in the world, is set to go public on the New York Stock Exchange this week.

A G.O.P. Plan to Sell Public Land Is Back. This Time, It’s Millions of Acres.

Senate Republicans want to sell the land to build more housing in the West, but the idea is contentious even within their own party.

Submarines Are Hard to Detect. Climate Change Might Make It Even Harder.

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm.

E.P.A. Axes Biden’s Climate and Pollution Limits on Power Plants

Lee Zeldin, the E.P.A. administrator, said erasing regulations would produce jobs and lower electricity costs. He called efforts to fight climate change “a cult.”

World Bank Ends Its Ban on Funding Nuclear Power Projects

The decision, a major reversal, could help poorer nations industrialize, cut planet-warming emissions and boost U.S. competitiveness on next-generation reactors.

Why Rooftop Solar Could Crash Under the G.O.P. Tax Bill

Federal tax breaks have fueled a boom. The House bill would end that immediately.

Carbon Capture Comes Back Down to Earth

Billions have been invested in technologies to remove carbon dioxide from the sky in recent years. But Trump’s policies have clouded the outlook.

Document Shows E.P.A. Plans to Loosen Limits on Mercury From Power Plants

The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming greenhouse gases.

BlackRock Is Accused of a Plot Against Coal. The Firm Says That’s ‘Absurd.’

An unusual lawsuit in Texas claims investment firms illegally conspired to fight climate change. On Monday, a judge heard arguments to dismiss the case.

See How Marine Heat Waves Are Spreading Across the Globe

Sea surface temperatures in 2024 broke records and about a quarter of the world’s oceans are experiencing temperatures that qualify as a marine heat wave.

In Georgia, Republicans Vote to Kill Green Jobs but Face Little Fallout

In Cedartown, Ga., a solar recycling company’s plan to hire 1,200 people could be upended by Republicans in Congress.

Trump Approves Expansion of Scandal-Hit Coal Mine

Environmental groups had opposed expanding a Montana mine previously caught up in allegations of cocaine trafficking and the faked kidnapping of an executive.

Coal and Gas Plants Were Closing. Then Trump Ordered Them to Keep Running.

The grid operators that draw power from the plants said they never asked for them to remain open, and consumers may have to absorb extra costs.

How Trump Is Changing FEMA as Hurricane Season Begins

As President Trump remakes the agency, former officials say the changes could leave states without key federal support after disasters.

There’s an Effective Way to Deter Rhino Poachers, a New Study Finds

Poaching rates dropped by more than half in African reserves where veterinarians removed the animals’ horns, which are in high demand in some parts of Asia.

It’s Not Just Poor Rains Causing Drought. The Atmosphere Is ‘Thirstier.’

Higher temperatures caused by climate change are driving complex processes that make droughts bigger and more severe, new research shows.

Electricity Prices Are Surging. The G.O.P. Megabill Could Push Them Higher.

The combination of a data center boom, rising gas exports and cuts to clean energy tax breaks could spike American energy bills, analysts say.

Trump’s Pick to Run the Forest Service Has a History With the Agency

Michael Boren, a tech company founder, has clashed with the agency for years over land he owns in Idaho.

The White House Gutted Science Funding. Now It Wants to ‘Correct’ Research.

Thousands of scientists, academics, physicians and researchers have responded to the administration’s executive order about “restoring a gold standard for science.”

He Built an Airstrip on Protected Land. Now He’s in Line to Lead the Forest Service.

Michael Boren, nominated by President Trump, is accused of threatening trail workers with a helicopter, building an airstrip without a permit and putting a cabin on federal property.

Trump Administration to Open Alaska Wilderness to Drilling and Mining

The Interior Department plans to repeal Biden-era protections across the state’s ecologically sensitive North Slope.

Which Cooking Oil Should I Use?

When it comes to climate and the environment, some oils are a cut above. Here’s what to know.

Climate Scientists Join 100-Hour Livestream to Protest Trump’s Cuts

The livestream featuring hundreds of meteorologists and climate scientists began on May 28 and is scheduled to run through June 1, the first day of the Atlantic hurricane season.

Trump’s Proposed Budget Would Cut a Major Ecology Program

From bee science to understanding the impact of a warming world on plant life, here’s what the Ecosystems Mission Area does.

A Court Debates Whether a Climate Lawsuit Threatens National Security

The judge asked lawyers how a suit by Charleston, S.C., claiming oil companies misled people about climate risks, might be affected by a Trump executive order blasting cases like these.

Alarmed by Trump Cuts, Scientists Are Talking Science. For 100 Hours.

Meteorologists and climate researchers aim to run a livestream for 100 hours in protest of the Trump administration’s cuts to weather and climate research.

Energy Dept. Cancels $3.7 Billion for New Technologies to Lower Emissions

The 24 awards would have gone to a range of companies trying in novel ways to reduce the pollution that is heating the planet.

The Growing Legal Battle Over Climate Change

Oil and gas companies are facing a wave of new lawsuits over their role in global warming.

Some Glaciers Will Vanish No Matter What, Study Finds

Glacial ice will melt for centuries even if global temperatures stop rising now, according to new research.

Oil Companies Are Sued Over Death of Woman in 2021 Heat Wave

Experts said it is the first wrongful death case targeting fossil fuel companies over their role in global warming.

Youth Climate Activists Sue Trump Administration Over Executive Orders

The complaint argues that orders aimed at increasing American fossil fuel production infringe on the fundamental rights of young people.

Will Charleston’s Climate Lawsuit Survive the Week?

The city is suing oil companies over global warming. Trump says lawsuits like these threaten national security. The judge wants to hear what both sides think.

Glacier Landslide Buries a Swiss Village

A mass of ice, rocks and mud tumbled down a mountain, smothering the village of Blatten, Switzerland.

Jerome Ringo, Outspoken Advocate for Environmental Justice, Dies at 70

After working in the petrochemical industry, he devoted himself to environmental activism — and to creating an inclusive movement that looked “more like America.”

German Court Dismisses a Climate Suit but Opens the Door to Future Cases

The judges ruled that German civil law could be used to hold companies accountable for the worldwide effects of their emissions.

The Amazon Loses One of Its Most Celebrated Chroniclers

Sebastião Salgado, a renowned photojournalist who died last week, spent decades capturing an Amazon that is fast disappearing.

Documents Show E.P.A. Wants to Erase Greenhouse Gas Limits on Power Plants

The agency plans to argue that carbon emissions from power plants do not contribute “significantly” to climate change. Scientists disagree.

Trump Orders Faster Build-Out of Nuclear Power Plants

Among a flurry of executive actions, Mr. Trump directed the nation’s nuclear safety regulator to speed up approvals for new reactors.

The Chocolate Cake That Made a Times Reporter Go Vegan

A recipe for a vegan cake from a food blogger in Oregon helped a Times reporter to realize that plant-based eating could be delicious.

In ‘Cancer Alley,’ a Battle Over Who Gets to Measure Air Pollution

Community groups are fighting an unusual Louisiana law that restricts how they use data from air-quality monitors, saying it violates free speech.

House Bill Would Derail Biden’s Signature Climate Law

If passed, a bill from the House of Representatives would sharply curtail the tax credits that have spurred a rise in clean energy investments.

Global Forest Loss Hit a Record Last Year as Fires Raged

Forests around the world disappeared at a rate of 18 soccer fields every minute, a global survey found. Fires accounted for nearly half of the losses.

Senate Republicans Kill California’s Ban on Gas-Powered Cars

In 50 years, California’s authority to set environmental rules that are tougher than national standards had never been challenged by Congress. Until now.

Don’t Mention Climate: Now, Clean Energy Is All About the Money

The Inflation Reduction Act was once hailed as the biggest climate law in U.S. history. But as supporters try to save it, they’ve stopped talking about the environment altogether.

A.I. Is Poised to Revolutionize Weather Forecasting. A New Tool Shows Promise.

A Microsoft model can make accurate 10-day forecasts quickly, an analysis found. And, it’s designed to predict more than weather.

U.S. Takes Another Step Toward Opening the Seabed for Mining

The Interior Department said it would review a new proposal for operations off the coast of American Samoa.

From Oregon, a Chocolate Cake That Changes Hearts and Minds

The Portland area is a hot spot for vegans, who have the most environmentally friendly diets. It has also yielded a game-changing dessert.

Minnesota Teens Are Fighting Climate Anxiety With Shovels

Run by teenagers, for teenagers, the Green Crew helps students get their hands dirty with projects like tree planting, trail restoration and invasive species removal.

Virginians Are Restoring a Forest Economy Built on Herbs and Tradition

Farmers have banded together to make the market for herbal supplements and remedies, part of Appalachia’s cultural heritage, more sustainable and more profitable.

How a Water Conservation Idea Won Over Oklahoma Farmers

Haunted by memories of the Dust Bowl, Oklahoma farmers have adopted conservation practices that have helped to revive about 100 streams.

An Illinois Building Was a Bird Killer. A Simple Change Made a World of Difference.

Chicago is one of the most dangerous cities in the United States for migrating birds, and a glassy lakefront conference center was especially lethal.

How These Windows Are Saving Birds’ Lives

Catrin Einhorn, a reporter covering biodiversity, climate and the environment for The New York Times, explains how McCormick Place, a convention center in Chicago, went from being a killer of migratory birds to a success story. This story is part of The New York Times’s “50 States, 50 Fixes” package that highlights one environmental solution that’s working in each state.

Kennedy’s Allies Against Pesticides: Environmentalists, Moms and Manly Men

An unlikely group is coalescing around the health secretary’s drive for restrictions on atrazine, which is linked to cancer, birth defects and low sperm counts.

In Reversal, Trump Officials Will Allow Huge Offshore N.Y. Wind Farm to Proceed

The Trump administration had issued a highly unusual stop-work order on the Empire Wind project last month, leading to intense pushback from officials in New York.

Trump Turns a Blind Eye to Climate Change

Nearly every other government in the world has recognized that a hotter planet poses a profound threat to humans and ecosystems.

Is ‘Reef Safe’ Sunscreen Really Better?

Here’s how to protect your skin and the environment this summer.

The U.S. Under Trump: Alone in Its Climate Denial

The administration is not only allowing more greenhouse gases. It is undermining the nation’s ability to understand and respond to a hotter planet.

Waiting, Often in the Dark, for Frozen E.P.A. Funds

The Trump administration is trying to claw back billions in climate grants, including $147 million that could help people in Puerto Rico withstand frequent power failures.

The Home Insurance Crisis Is Getting Even More Expensive

In California, a home insurance rate increase by State Farm is yet another sign of growing crisis driven by climate change.

An Effort to Kill Off Lawsuits Against Oil Giants Is Gaining Steam

The Trump administration has declared litigation to hold oil companies responsible for climate change a threat to the American economy and has taken aggressive steps to fight it.

Trump Administration to Uphold Some PFAS Limits but Eliminate Others

The E.P.A. said it would maintain limits on the two most common “forever chemicals” in tap water. Rules for four others will be rolled back.

Heavy Rain Brings Flash Floods to Mid-Atlantic States

Maryland was among states that saw floodwaters inundate buildings and submerge cars, as the National Weather Service issued flash flood warnings.

Making Dishwashers Great Again?

The Trump administration has moved to roll back efficiency and water standards for appliances, fueled by the president’s fixation on low-flow showers and toilets.

3M to Pay New Jersey Up to $450 Million for Drinking-Water Contamination

The state claimed “forever chemicals,” also known as PFAS, contaminated groundwater from an industrial park where they were used for decades.

A Clean Energy Boom Was Just Starting. Now, a Republican Bill Aims to End It.

The party’s signature tax plan would kill most Biden-era incentives, but there’s a sticking point: G.O.P. districts have the most to lose.

Farmers Sued Over Deleted Climate Data. So the Government Will Put It Back.

The Agriculture Department pledged to restore online climate information that farmers said helped them do business, but which officials had deleted.

Energy Department to Repeal Efficiency Rules for Appliances

Experts say the moves, which would apply to household appliances, will raise energy costs for consumers.

Trump Administration to Fast-Track Permits for Utah Uranium Mine

An environmental review of the project, known as Velvet-Wood, would normally take roughly a year. The government says it will complete the process in two weeks.

What’s the Cost to Society of Pollution? Trump Says Zero.

The Trump administration has directed agencies to stop estimating the economic impact of climate change when developing policies and regulations.

There Is No ‘Energy Emergency,’ a New Lawsuit Claims

In the suit, 15 Democratic states called Trump’s declaration illegal and said federal agencies were rushing permits for fossil fuel projects under false pretenses.

The Shipping Industry Gets Serious About Emissions

The shipping industry is pushing to decarbonize, and exploring cargo ships powered by wind, as it confronts President Trump’s tariffs.

Draft Executive Orders Aim to Speed Construction of Nuclear Plants

The potential actions could include overhauling the Nuclear Regulatory Commission and leaning on the U.S. military to deploy new reactors.

A Jewish Celebration at the E.P.A. Also Has Some Jewish Critics

Environmentalists said a ritual at the office of Lee Zeldin, the agency head, highlighted a disconnect between religious principles and looser health and climate protections.

U.S. Government to Stop Tracking the Costs of Extreme Weather

It would be harder for insurers and scientists to study wildfires, storms and other “billion dollar disasters,” which are growing more frequent as the planet warms.

How to Know if Toxic Sewage Sludge Has Been Used in Your Community

Fertilizer containing potentially unsafe levels of “forever chemicals” has been used around the country.

Sewage Sludge Fertilizer From Maryland? Virginians Say No Thanks.

Maryland has restricted use of the toxic fertilizer. A plan to send more to Virginia has sparked fears of contaminated farms and fisheries.

Trump Officials Ask Court to End Protections for a Strutting, Showy Bird

The lesser prairie chicken, known for the males’ quirky courtship dance, inhabits grasslands sought-after by farming and energy developers.

Across America, Big Cities Are Sinking. Here’s Why.

A major reason is too much groundwater is being pumped out, new research shows, threatening buildings and infrastructure nationwide.

States Sue Over Freeze on Funding for Electric-Vehicle Charging

A lawsuit led by Washington, Colorado and California accuses the Trump administration of unlawfully withholding funds for new charging stations.

Want to Be a Deep Sea Explorer? Don’t Worry, There’s Lots Left.

Researchers collected more than 43,000 records of dives and assessed the photos and videos to determine how much of the bottom has been seen by humans.

Trump Administration Is Said to Target Park Service Grants

Dozens of programs, many linked to climate change and diversity, have been designated for elimination by DOGE, according to people with knowledge of the plan.

E.P.A. Plans to Shut Down the Energy Star Program

Employees were told that the popular energy efficiency certification program would be “de-prioritized and eliminated,” according to documents and a recording.

Trump Is Picking New Climate Fights With States. Here’s Why.

The White House has begun a new effort to sue individual states over their climate initiatives and to stop lawsuits against fossil fuel companies.

Why 35 House Democrats Joined Republicans Against a Major Climate Policy

Some said they worried that California’s planned ban on gas-powered vehicles would raise the price of cars. Another cited “intense and misleading lobbying” by the oil industry.

17 States Sue Over Trump’s Halting of Wind Power Projects

The halt threatens jobs and holds back energy production at a time the president has claimed an “energy emergency,” state attorneys general said.

What Kind of Seafood Should I Eat?

We asked the experts how to make smart choices at the fish counter, for your health and for the environment.

India Sees a Future Making Solar Panels for Itself, and Maybe the World

Global wariness of Chinese solar and E.V. domination offers India an opening. The government is spending money to try to catch up, but it has a long way to go.

Weed Manager of the Year: One Man’s Quest to Save the Sonoran Desert

As official research positions are lost to budget cuts, the work of citizen scientists to preserve federal forests is becoming more valuable.

New ‘Climate Superfund’ Laws Face Widening Legal Challenges

The Trump administration sued to block two state laws designed to force oil companies to pay the costs of climate change. Several other states are joining the fight, too.

Two Scientific Groups Say They’ll Keep Working on U.S. Climate Assessment

The organizations said they would publish researchers’ work even after the Trump administration decision to dismiss all authors on the project.

What Australia’s Vote Means for Climate in a Major Coal Economy

The leading candidates in Saturday’s national election have starkly different policies on energy and global warming.

Hawaii Announced a Climate Lawsuit. So the Government Sued Hawaii First.

In an unusual move, the Trump administration pre-emptively sued Hawaii and Michigan to try to stop them from suing oil companies over global warming.

Can California Set Its Own Air Pollution Rules?

This week, the House of Representatives voted to block the state’s ban on the sale of new gas-powered vehicles, challenging its rule-making authority.

House Votes to Block California’s Plan to Ban New Gas-Powered Cars

Republicans, joined by a handful of Democrats, voted to eliminate California’s electric vehicle policy, which had been adopted by 11 other states.

House Votes to Repeal California’s Clean Truck Policies

Lawmakers voted to stop the state from requiring that an increasing share of new trucks sold there have zero emissions.

Man Accused of Hacking Climate Groups Can Be Sent to U.S., Judge Says

A London court approved the extradition of Amit Forlit, who ran companies that allegedly stole information on behalf of a lobbying firm hired by Exxon.

Fact-Checking the ‘President Who Follows Science’

The White House published a page on its website this month outlining the Trump administration’s key actions on climate and the environment. We annotated some of the claims.

Days After Trump Commits to Seabed Mining, Two Sides Face Off

At a congressional hearing, one executive welcomed President Trump’s “starting gun” to begin mining. Democrats and Republicans clashed over environmental and business concerns.

Trump’s 100 Days of Upending Climate Policy

In just a few months, President Trump’s moves have exceeded the worst fears of climate activists.

All Authors Working on Flagship U.S. Climate Report Are Dismissed

The Trump administration told researchers it was “releasing” them from their roles. It puts the future of the assessment, which is required by Congress, in doubt.

E.P.A. Says It Will Tackle ‘Forever Chemicals.’ Details Are Sparse.

A new proposal to combat PFAS contamination, announced by the Environmental Protection Agency, left critical questions unanswered.

Climate Change, Once a Big Issue, Fades From Canada’s Election

Even though Liberal candidate Mark Carney has a lengthy climate policy résumé, Trump’s threats have nearly drowned the issue out of the campaign.

For Trump, Chemicals in Straws Are a Crisis. In Water, Maybe Less So.

An administration document aimed at eradicating paper straws highlights the dangers of PFAS chemicals. Their presence in tap water nationwide hasn’t gotten the same attention.

The Trump Administration Wants Seafloor Mining. What Does That Mean?

A recent executive order would accelerate mining in little-understood undersea ecosystems.

Building the World’s Biggest Plane to Help Catch the Wind

Radia, a Colorado-based company, wants to build enormous aircraft to transport giant wind turbine blades. It’s betting that politics won’t get in the way.

Trump Takes a Major Step Toward Seabed Mining in International Waters

A new executive order pits the United States against the rest of the world over the question of who can exploit mineral resources in shared waters.

Can 3,500 Percent Tariffs Protect the U.S. Solar Industry?

The U.S. imposed sky-high tariffs on solar imports from four countries, but it’s unclear if they will be enough to fight back Chinese competitors.

Child Health Experts With Diversity Roles Will Be Fired or Reassigned

The moves are aimed at eliminating diversity, equity and inclusion efforts and environmental justice programs at the E.P.A., Trump administration officials say.

A Planned E.U. Rule Has Coffee Growers in Ethiopia Scrambling

The measure will require geolocation data to show that beans aren’t linked to deforestation. Farmers say they need more time to prepare.

Interior Department to Fast-Track Oil, Gas and Mining Projects

The Trump administration plans to significantly reduce environmental reviews before permitting drilling and mining projects on public lands and in federal waters.

New Study Could Bolster Climate Laws to Make Polluters Pay

Vermont was the first state to try to hold polluters accountable for climate disasters. New research aims to assign specific responsibility.

Almost Half of Americans Breathe Unhealthy Air, Report Finds

Weakening or rolling back longstanding environmental regulations would worsen the problem, the American Lung Association assessment says.

The Connection Between Faith and Environmental Action

Leaders from many religions — including, notably, Pope Francis — have long sought to tie their faith to environmental stewardship.

Sweating to Shivering: Study Finds Rapid Swings in Temperature Have Increased

Flips between warm temperatures to cold and vice versa have become quicker, more frequent and more intense in recent decades, a new study shows.

Wildfire smoke tinged the sky orange in Fort Collins, Colo., in the Rocky Mountains region on Sept. 7, 2020, during a heat wave, before temperatures dropped significantly overnight and a snowstorm hit the area.

Shell Recyclers in Connecticut Are Helping Oysters Find Homes

A small team is rescuing a “ridiculous amount” of shells from restaurant trash bins and using them to rebuild oyster habitat in Long Island Sound.

Maryland Protected Nearly a Third of Its Land, and It’s Reaching for More

Nine states have set goals to conserve 30 percent of their land by 2030. Maryland got there first.

In Indiana, Putting Up Solar Panels Is Doing God’s Work

A cluster of evangelical groups in the state is pushing for environmental action. Leaders say they’re following the biblical mandate to care for creation.

How a Funeral Director Brought Wind Power to Rural Missouri

Every year for nearly two decades, the small city of Rock Port has been producing more electricity from wind energy than it needs.

Fighting Louisiana Floodwaters With Patches of Green

Simple, affordable initiatives like rain gardens are helping to soak up water in New Orleans.

E.P.A. Set to Cancel Grants Aimed at Protecting Children From Toxic Chemicals

The cancellations, set to apply to pending and active grants, also affect research into “forever chemicals” contaminating the food supply.

How Pope Francis Helped Inspire the Global Movement Against Climate Change

Francis framed climate change as an urgent spiritual issue and helped push the world to take action.

What’s the Best Thing I Can Do for the Planet?

For Earth Day, we asked the experts. They shared advice on how to be the best planetary citizen possible.

How Fertilizer Poisoned So Much Farmland

For years, a factory offered farmers its sewage as free fertilizer, and the surrounding land — some of which is still used to grow food — became contaminated with “forever chemicals.” Hiroko Tabuchi, a reporter for The New York Times covering pollution, explains what happened and what could hamper the cleanup.

Sludge Contaminated 10,000 Acres of Farmland. What Should Be Done?

For years a textile mill gave farmers its sewage sludge as free fertilizer. Today the land is full of “forever chemicals.”

Trump Opens a Huge Marine Protected Zone to Commercial Fishing

The president said the move was aimed at making the United States the world’s “dominant seafood leader.”

Here’s What to Know About Rare Earth Minerals and Renewable Energy

The shift to cleaner power needs resources from China. An export ban just cut off some supplies.

Release of E.P.A. Climate Grants Is Paused by New Court Ruling

After a federal judge on Wednesday ordered the release of up to $650 million in frozen grants, an appeals court temporarily halted the payouts.

By Redefining ‘Harm,’ Agencies Aim to End Longstanding Wildlife Protections

Trump officials have proposed changing a decades-old interpretation of a key word in the Endangered Species Act, which would make it much easier to log, build or drill for oil.

Climate Change Is Stressing the World’s Blood Supplies

Extreme weather disasters, increasing as the planet warms, can curb blood donations while increasing demand, a new analysis found.

Weather Service Prepares for ‘Degraded Operations’ Amid Trump Cuts

An internal document describes how severe shortages of meteorologists and other staff members could affect forecasts and other operations.

2 Judges Order Federal Agencies to Unfreeze Climate Money

The rulings are setbacks to Trump’s efforts to halt climate and environmental funding approved under the Biden administration.

Not Just ‘Rare Earths’: U.S. Gets Many Critical Minerals From China

Beijing’s ban on exporting six valuable minerals highlights America’s reliance on China for many raw materials that Washington has designated “critical.”

How Trump Might Unwittingly Cut Emissions From Online Shopping

Fast fashion retailers rely heavily on shipping by air. The president’s tariffs could change that.

To Fight Federal Job Cuts, Energy Experts and States Try a New Argument

In letters to multiple agencies, the focus is on how job reductions at E.P.A., Interior and other agencies would hurt President Trump’s “energy dominance” agenda.

White House Plan Calls for NOAA Research Programs to Be Dismantled

A Trump administration budget proposal would essentially eliminate one of the world’s foremost Earth sciences research operations.

Ann Arbor Wants to Build Its Own Renewable-Energy Grid

Ann Arbor, Mich., moved forward with an ambitious plan to build its own utility that aims to provide clean power outside the grid.

Trump’s New Way to Kill Regulations: Because I Say So

The president is trying new shortcuts to eliminate energy and environmental rules, but legal experts say the efforts could face high hurdles.

New Pact Would Require Ships to Cut Emissions or Pay a Fee

A draft global agreement sets a fee for cargo ships, which carry the vast majority of world trade, to pay for their greenhouse gas emissions.

E.P.A. Is Said to Plan Deep Cuts to Greenhouse Gas Reporting Program

Officials are moving to eliminate requirements that most big polluters disclose how much carbon dioxide and other planet-warming gases they emit.

Climate Change Could Become a Global Economic Disaster

New warnings from financial firms and insurers point to a future defined by profound risks to the global economy from heat, storms and other disasters.

A Sign Your Fish Might Be on Drugs: Risky Behavior

Researchers studying pharmaceutical pollution tracked salmon that had been exposed to anti-anxiety medication. The fish appeared to lose their inhibitions.

A Champion of Oil Ends Her Bid to Lead the Bureau of Land Management

Kathleen Sgamma abruptly withdrew from consideration days after a memo surfaced in which she sharply criticized President Trump.

Trump Threatens Climate Policies in the States

After halting federal attempts to combat global warming, President Trump is now targeting efforts by states to reduce greenhouse gases, setting up a legal clash.

Trump Administration Cuts Funding and Staff for Flagship Climate Report

The move raises concerns among scientists that the assessment, which is required by Congress, is now in jeopardy.

Trump Administration Cuts Research Funding, Claiming It Creates ‘Climate Anxiety’

The cuts to a Princeton University program come as the Trump administration has been reviewing an array of research grants related to global warming.

Five Takeaways From Trump’s Plan to Rescue Coal

To help the struggling coal industry, President Trump used his executive authority to try to keep aging plants alive and burn more coal for electricity.

NOAA Staffing Cuts Threaten Years of Salmon Harvests

In Washington, where salmon is a multibillion dollar industry, government staff terminations and budget freezes may put salmon production at risk.

Tariffs May Make It Too Expensive to ‘Drill, Baby, Drill’

President Trump’s tariff polices have sent oil prices falling, which may push energy companies to reconsider their plans to drill.

‘Getting Heavier’: Climate Change Primes Storms to Drop More Rain

With rising temperatures, the atmosphere can hold more moisture, meaning precipitation has a tendency to fall at more extreme levels.

Trump Signs Orders Aimed at Reviving a Struggling Coal Industry

The moves include loosening environmental rules, but it is unclear how much they can help reverse the sharp decline in coal power over the last two decades.

Trump Administration Opens More Public Land to Drilling and Mining

The move, focused on Nevada and New Mexico, is aimed at removing “burdensome” restrictions on energy and mineral development, a statement said.

Should I Ditch My Gas Appliances?

They’re a big source of greenhouse gases. Here’s what to think about if you’re considering switching to electric.

Chemical Industry Asks Trump for Exemption From Pollution Limits

The Biden-era limits were designed to reduce emissions of toxic pollutants, including a cancer-causing ingredient used in antifreeze and plastics.

Republican Plan to Kill California’s E.V. Policies Hits Senate Snag

The Trump administration asked Republicans in Congress to stop California’s ban on new gas-powered cars. The Senate parliamentarian said it wasn’t allowed.

Trump’s Tariffs Could Threaten His ‘Energy Dominance’ Agenda

A new wave of tariffs could raise costs for energy producers, including oil and gas companies, as well as solar and wind firms.

How Tariffs Could Upend the Transition to Cleaner Energy

The levies are expected to drive up costs for U.S. companies that rely on renewable energy technology from abroad and scramble supply chains worldwide.

How Trump’s Tariffs Could Hobble the Fastest-Growing Energy Technology

Across the country, companies have been installing giant batteries that help them use more wind and solar power. That’s about to get much harder.

Coal Plant Ranked as Nation’s Dirtiest Asks for Pollution Exemption

The facility, in Colstrip, Mont., used a new E.P.A. system for requesting special waivers from President Trump.

Entire Staff Is Fired at Office That Helps Poorer Americans Pay for Heating

The move threatens to paralyze the Low Income Home Energy Assistance Program, which helps to offset high utility bills for roughly 6.2 million people nationwide.

E.P.A. Hunt for Shady Deals and ‘Gold Bars’ Comes Up Empty

The agency head said a $20 billion Biden climate program was marred by fraud and abuse. A judge said on Wednesday the E.P.A. hasn’t provided evidence.

Why Al Gore Is Shifting His Climate Activism Abroad

Given the Trump administration’s recent moves relating to climate, the former vice president is looking to the developing world for the next generation of climate activism.

Trump Said Auto Emissions Don’t Affect the Environment. That’s Not True.

The president wants to weaken limits on tailpipe pollution. Scientists say it’s driving climate change and taking human lives “every day.”

Lee Zeldin, E.P.A. Head, Shuts National Environmental Museum

The exhibits were dedicated to the agency’s history. Mr. Zeldin said closing the collection would save $600,000 annually.

A Quarter-Billion Dollars for Defamation: Inside Greenpeace’s Huge Loss

A pipeline company’s lawsuit against the environmental group could chill free speech, experts said. First Amendment issues are likely to figure prominently in an appeal.

How Lee Zeldin Went From Environmental Moderate to Dismantling the E.P.A.

He once talked about the need to fight climate change. Now, he embraces Elon Musk, lavishes praise on the president and strives to stand out in a MAGA world.

A Maker of Sewage-Based Fertilizer Leaves Town Amid a Toxic Crisis

Ranchers in Texas claim livestock was sickened by ‘forever chemicals’ in fertilizer made from sewage sludge. Now Synagro, a Goldman Sachs-backed firm, has lost a deal to manufacture there.

Dreams of the Possible and Impossible for This Year’s Garden

The arrival of spring brings joy, and a challenge: finding solutions to increasingly erratic weather.

Mining Company Seeks Trump Support to Shortcut Access to Seabed Metals

Mining companies and the Trump administration want the metals to boost manufacturing. Environmentalists and some countries worry industrial mining would harm oceans.

Global Sea Ice Hits a New Low

The data comes after researchers reported that the past 10 years have been the 10 hottest on record.

A New Series in The Times, Inspired by You

Across the country, in red and blue states, everyday people, local groups and government officials are making creative plans that protect the environment. This year, we’ll be telling you about them.

E.P.A. Offers a Way to Avoid Clean-Air Rules: Send an Email

Referring to a little-known provision, it said power plants and others could write to seek exemptions to mercury and other restrictions and that “the president will make a decision.”

She Inspired Laws to Hold the Fossil Fuel Industry Accountable. Now She’s a Target.

A conservative group is suing for emails of a law professor who helped create legislation to force oil, gas and coal companies to pay for climate damage.

Energy Transfer vs. Greenpeace Verdict

The damages for defamation claims are laid out on pages 11-13 and 27-29. Punitive, or exemplary, damages are addressed on pages 16 and 32.

50 States, 50 Fixes

A series about local solutions, and the people behind them, to environmental problems.

Care About Food Waste? In Massachusetts, You Can Be a Compost Consultant.

It’s a dirty job, and someone gets to do it.

Living Car-Free in Arizona, on Purpose and Happily

One community near Phoenix is taking a “completely different” approach to development.

They’re in Hot Water in Idaho. Here’s Why That’s a Good Thing.

Nearly 500 buildings in the state capital get their heat from a clean, renewable source located deep in the ground.

Bridges and Tunnels in Colorado Are Helping Animals Commute

The state has emerged as a leader in building wildlife crossings, which can save animals, money and human lives.

At This Clinic in Hawaii, Nature Is the Medicine

A neglected parcel of land was restored by volunteers and patients at a community medical center. Along the way, their health also improved.

A Landmark Lawsuit, Where Kids Sued America, Comes to an End

The Supreme Court declined to hear an appeal in the long-running case, known as Juliana, which helped spawn legal strategies widely adapted to other lawsuits over climate.

The Vicious Cycle of Extreme Heat Leading to More Fossil Fuel Use

A new report illustrates a concerning dynamic: Record heat last year pushed countries to use more planet-warming fossil fuels to cool things down.

What Shopping Bags Should I Use?

All bags are not created equal when it comes to the environment. And paper might not be as green as you think.

E.P.A. Investigations of Severe Pollution Look Increasingly at Risk

The agency will no longer shut down “any stage of energy production,” absent an imminent threat, a new memo says, and will curtail efforts to cut pollution in poorer areas.

Government Science Data May Soon Be Hidden. They’re Racing to Copy It.

Vast quantities of climate and environmental information have been removed from official websites in the past months. Scientists are trying keep it available.

A Personal Finance Reporter Ponders His Own Climate Change Risk

A Times reporter co-wrote a guide to buying a home in an era of record heat, floods and billion-dollar disasters.

Here’s What the Rise of Clean Energy Looks Like From Space

New data from a constellation of satellites 250 miles above Earth’s surface shows how solar and wind have taken off in recent years.

Jury Orders Greenpeace to Pay Pipeline Company More Than $660 Million

The environmental group had said the lawsuit, over its role in a protest movement, could mean an end to its operations in the United States.

Judge Temporarily Stops E.P.A. From Clawing Back $14 Billion in Climate Grants

Billions of dollars in funding for climate projects are still in limbo after a federal judge blocked the E.P.A. from withdrawing the money.