The magazine’s Ethicist columnist on family planning in uncertain times.
Mr. Regan informed agency employees that he would leave before the formal end of the Biden term.
Readers discuss his role in the government shutdown negotiations. Also: Trump austerity; G.O.P.’s future; clean energy; guns and young people.
A new study finds that deaths related to cold weather in the United States have risen in the past two decades.
The swirling wind and rain hit an area where a yearslong insurgency had already forced hundreds of thousands of people to flee their homes.
Jigar Shah and Robinson Meyer discuss how the decarbonization rollout can continue during the second Trump administration.
Lena Schilling, the youngest lawmaker in Brussels, faced a harsh questioning of her character and credibility before winning a chance to fight against climate change in the halls of power.
Even in formerly low-risk areas, home insurers are raising premiums and ending coverage. The upheaval could push down home values and reverberate through the economy.
The promise of deeper emissions cuts will very likely be ignored by the Trump administration, but officials hoped it would send a signal to the world.
The Trump administration is expected to revoke the program, setting up a legal clash between the state and federal government.
The court agreed that the state’s energy policies violated Montanans’ constitutional right to a clean environment.
Without insurance, it’s impossible to get a mortgage; without a mortgage, most Americans can’t buy a home.
Insurers are retreating from communities across the country that face growing risks from hurricanes, wildfires and other disasters. Here’s how your area compares.
Scientists are seeing changes that could have consequences for the whole planet.
The long-awaited study was criticized by the oil and gas industry and could help environmental groups that want to stop new export terminals.
The loan, the biggest-ever commitment from the Loan Programs Office, is intended to fund the California utility’s grid and climate resiliency projects.
We tend to look at environmental problems in isolation. A holistic approach would be more effective, a new report says.
Jennifer Granholm said a new analysis showed that the continued pace of exports was “neither sustainable nor advisable.”
I had read about how the rapid warming of the Arctic was upending the landscape and its people. Now I’ve seen it.
The president can still do a lot before he leaves the White House.
The closest ski hill to Los Angeles recently sold to an investment group with big plans. But can those ideas work amid catastrophic climate threats that continue to plague the mountain?
California and 11 other states want to halt the sale of new gas-powered cars by 2035. President-elect Donald Trump is expected to try to stop them.
The justices agreed to decide whether industry groups have suffered the sort of injury that gave them standing to sue over an unusual waiver.
New export terminals along the rugged Pacific coastline have reignited a generations-old debate over identity and environmental stewardship.
Every farm, even the scenic ones with red barns and rolling hills, is a kind of environmental crime scene, an echo of whatever wilderness it once replaced.
An annual gathering of scientists this week offered a glimpse into the latest efforts to answer some of the most intriguing questions about our warming planet.
About four million common murres were killed by a domino effect of ecosystem changes, and the population is showing no signs of recovery, according to new research.
Chris Wright, Donald Trump’s pick for energy secretary, says oil, gas and coal are key to solving global poverty. Some call that misleading.
Industry leaders attending the conference were asked about artificial intelligence, the economy, international relations and more.
The court’s order was provisional, rejecting a request from a Kentucky electric utility to block the plan while an appeals court considers its challenge.
Faced with a president-elect who has called global warming a “scam,” activists are changing their strategies and pushing a message of hope.
Several justices indicated that a federal agency had complied with a federal law by issuing a 3,600-page report on the impact of a proposed railway in Utah.
Some young climate activists who were galvanized under Donald Trump’s first presidency are taking a different approach to his second.
Wildfires and thawing permafrost are causing the region to release more carbon dioxide than its plants remove, probably for the first time in thousands of years.
Readers discuss the British vote on the issue and urge actions in the U.S. Also: Safeguarding our food; taxing cow burps in Denmark; a crossword tale.
The fine artist and illustrator Oliver Jeffers on climate change, A.I. and the idea that maybe everything is pretty much our fault.
The two solvents, known as Perc and TCE, cause kidney cancer and other ailments, and have been the subject of years of controversy.
Even at my lowest, I have never entirely given up my faith that good people working together can change the world for the better.
Human-caused global warming helped increase dry conditions on every continent, scientists said in a new report, as talks on halting desertification were underway in Saudi Arabia.
Climate purity is a recipe for failure.
Forrest Meggers, a professor at Princeton University, has turned his home into a live-in laboratory that pushes the boundaries of sustainability.
Fannie Mae and Freddie Mac, which backstop most U.S. mortgages, know floods and fires are a growing problem. But little action has been taken.
No solo los mayores están en riesgo. Más de tres cuartas partes de las muertes relacionadas con el calor en el país se produjeron entre personas menores de 35 años, reveló un estudio reciente.
Hadrian’s Aqueduct supplied water to Greece’s capital for centuries but was then largely abandoned. It’s being revived to ease water scarcity amid global warming.
It’s not just the elderly. More than three-quarters of heat-related deaths in Mexico occurred among people younger than 35, researchers reported.
Ottawa says its focus on the Arctic comes after Russia’s invasion of Ukraine “has shaken the foundations” of international cooperation in the northern region.
Judges in The Hague are weighing what, exactly, international law requires countries to do about global warming.
El precio de un solo bitcóin alcanzó por primera vez las seis cifras, un nivel extraordinario para una criptomoneda de 16 años de antigüedad que en su día fue considerada poco más que una curiosidad.
In a landmark international hearing on climate change, a U.S. representative backed the Paris Agreement, but left unanswered questions about U.S. commitments in a Trump presidency.
Researchers are trying a new strategy to reintroduce Hawaiian crows, which have been extinct in the wild for two decades.
The psychology of fear, blame and scarcity keeps us from solving the crisis of displaced people.
Carrboro accused Duke, one the nation’s largest utility companies, of ignoring data about climate change while increasing use of fossil fuels.
President-elect Donald Trump’s chief advisers would include one person who calls global warming an “existential” threat and some who don’t accept it as a problem at all.
Readers discuss what one calls a “boom-or-bust precipitation cycle.” Also: Pete Hegseth’s mother’s accusation; what opera needs; Elon Musk and Mars.
Presidents have extraordinary control over climate policy, in part, because it’s been decades since Congress has passed a comprehensive environmental bill.
Companies continue to invest in sustainability, though many are no longer broadcasting it.
Canada is losing its permafrost to climate change. The Indigenous residents of Tuktoyaktuk know they’ll have to move but don’t agree on when.
The International Court of Justice, the United Nations’ highest judicial body, is beginning landmark hearings on global warming. Here’s a guide.
Los sistemas de geoingeniería podrían ser una manera relativamente rápida de enfriar el planeta. Pero también podrían desencadenar peligros incalculables.
Everyone benefits from government weather forecasting. Republicans have the chance to make it better.
An extreme heat wave off California’s coast seemed like an anomaly 10 years ago. But as the ocean warms, the catastrophe may be a glimpse of the future.
Delegates from more than 170 countries are working to salvage a treaty that would tackle the growing problem of plastic pollution.
Unlike the other major cities that appear on lists of unsafe places, New Orleans has a striking competitive advantage.
Documentos filtrados muestran cómo algunas de las mayores empresas petroquímicas y de plásticos hacen campaña contra “la marea de sentimiento antiplástico”.
The world is a gift, not a giant Amazon warehouse, Robin Wall Kimmerer said. In her new book, “The Serviceberry,” she proposes gratitude as an antidote to prevailing views of nature as a commodity.
Paul Varry was run over on a city street in what prosecutors suspect was a deliberate act of road rage, as bikers and drivers choose sides.
Donald Trump’s pick to be health secretary, Robert F. Kennedy Jr. has reached a pinnacle of power after a life of fame and addictions and a career intertwined with conspiracy theories.
Gov. Kathy Hochul is contending with pressures from environmental advocates and President-elect Donald Trump as she charts a path forward.
Could one tiny legume save the planet?
Balloon launches from around the world are part of a new kind of global alarm system: One that can detect if another country tries to dim the sun.
China’s push to develop alternative proteins is not a threat to America. It’s good for the planet.
As international talks continue this week, a dozen U.N. officials reveal scientists tracked their exposure to many chemicals found in plastics.
In a new lawsuit, the state’s attorney general claims oil companies deceived the public about fossil fuel products’ contributions to climate change.
Documents leaked from an industry group show how plastics companies are pushing back against a “tide of anti-plastic sentiment.”
The heaviest November snowstorm on record in the South Korean capital was a nuisance to commuters, and a delight to tourists, children and dogs.
A handful of oil-producing nations ensured that a United Nations General Assembly resolution on climate change steered clear of a call to transition away from fossil fuels.
What the U.N. negotiations, known as COP, can (and can’t) do to combat climate change.
Las vacas y los cerdos producen gran parte del metano que calienta al planeta. Un nuevo impuesto danés forma parte de un plan para limpiarlo.
Turbulencias extremas, una puerta reventada, un motor en llamas: para los pasajeros y tripulantes que han sufrido emergencias aéreas, el dolor perdura.
Gov. Gavin Newsom said California would fill the void for residents if the Trump administration killed a $7,500 E.V. tax credit.
We explore Donald Trump’s climate agenda.
Help for converting a garden, no matter how small, into a wildlife sanctuary.
Extreme turbulence, a blown-out door, an engine on fire: For passengers and crew members who have experienced in-air emergencies, the pain endures.
Delegates from developing countries described the deal’s financial target, $300 billion per year by 2035, as lacking the ambition needed to help their governments combat climate change.
Many nations hope to reduce the half a billion tons of plastic made each year. But pushback from plastic and oil producers, and Donald Trump’s election, could scuttle an agreement.
We don’t use prescribed burns enough.
The financing plan, which calls for $300 billion per year in support for developing nations, was immediately assailed as inadequate by a string of delegates.
A president has little control over global oil markets, economists say.
Hundreds of brush fires and wildfires have sparked all over the New York City region. Hilary Howard, who covers climate change and the environment in the region, explains what’s happening.
Nitrogen oxides, a group of gases from the burning of fossil fuels, is linked to a range of health effects.
Every month so far has seen floods, fires, smashed heat records or some combination of extreme weather. Little time remains for leaders to agree on what to do about it.
The hoppy pilsner from Singapore, where freshwater is scarce, is part of an effort to promote recycling solutions.
Despite endorsing a transition away from fossil fuels last year, Saudi Arabia has since worked to undermine it, diplomats say. Lisa Friedman, a New York Times reporter covering climate policy and politics, describes how the opposition is unlike an...
Deadly landslides are becoming more common and large amounts of rain are a known trigger. An atmospheric river is dumping rain out West. What you should know about your risk.
Trump has said he’ll repeal President Biden’s climate law, but one North Carolina district shows how hard unwinding multibillion-dollar projects could be.
Donald J. Trump promised to erase Biden tailpipe rules that are designed to get carmakers to produce E.V.s. But Detroit wants to keep them.
As leaders gather for a global climate summit, investors are rewarding oil giants like Exxon Mobil that did not embrace wind and solar.
Our nation needs an economic disaster preparedness tool kit to avoid the scourge of inflation.
A substantial number of Republican voters are losing faith in science.
Readers discuss election obstacles. Also: Donald Trump’s claim about Kamala Harris’s crowds; the Olympics; Covid vaccines; food and the climate.
A new study of camera-trap images complicates the idea that all wildlife thrived during the Covid lockdowns.
In her elegant essay collection, “Lessons for Survival,” Emily Raboteau confronts climate collapse, societal breakdown and the Covid pandemic while trying to raise children in a responsible way.
An increasing number of migrants are trying to pass through the dangerous terrain connecting South and Central America. What forces them to take that route?
The decision could rip a hole in Berlin’s budget and complicate the transition to a greener economy.
Readers disagree with an essay expressing concern about a decline after a peak. Also: Rudy Giuliani’s drinking; book bans; masks in hospitals; wedding magic.
With residents unprepared for New York City’s recent flooding, it was a day of unnecessary chaos and frustration.
Of climate denial, Covid denial and cryptocurrency.
Mientras prestábamos atención a la pandemia, China y Ucrania, los caminos hacia la prosperidad y los intereses comunes se han oscurecido.
While the world’s eyes were on the pandemic, China and the war in Ukraine, the paths to prosperity and shared interests have grown murkier.
Don’t be fooled by its generic title. Lesley Lokko’s “Laboratory of the Future” is the most ambitious and pointedly political Venice Architecture Biennale in years.
Fungi are a public health blind spot.
Solar, wind, geothermal, battery and other alternative-energy businesses are adding workers from fossil fuel companies, where employment has fallen.
Also, the eight warmest years on record and a fragile political alliance in the Philippines.
The year 2022 was not great. But even in the midst of overlapping calamities, progress is being made.
As long as we do the best we can, and appreciate life’s fullness, we will leave the world a better place for our children.
Debate intensified over a contentious issue: the creation of a fund to help poor and vulnerable countries pay for loss and damage caused by climate change.
Humanity faces a complex knot of seemingly distinct but entangled crises that are causing damage greater than the sum of their individual harms.
Algunos países en desarrollo están haciendo acuerdos financieros que podrían darles un mayor papel en la lucha contra el cambio climático.
Developing nations are reducing their debt by pledging to protect their resources in financial deals that could give them a bigger role in the fight against climate change.
Plus Myanmar gets closer to Russia and a dire climate report.
How much should candidates disclose about their health? Also: Drone rules; political fears; future pandemics; donations and climate policy.
El filántropo habló sobre cómo la pandemia y los efectos de la guerra en Ucrania están retrasando el progreso.
The philanthropist on how the pandemic and the effects of the war in Ukraine are setting back progress.
Readers discuss an investigation into the lack of secular education at New York’s yeshivas. Also: Outdoor dining; climate-crisis deniers.
Soaring needs and wealthy countries’ focus on Ukraine have left aid agencies with too little money to address the world’s other crises, forcing them to cut programs.
The departure of a grain-filled vessel from Odesa was hailed as a victory against global hunger. But experts say the crisis is so big that no single advance can reverse it.
President Biden is under pressure — often from his own allies — to declare national emergencies on issues like climate and abortion that are roiling American culture.
Monsoon rains have devastated Pakistan’s economic hub, Karachi, adding urgency to pleas to better equip cities to handle more frequent extreme weather.
La suspensión de actividades humanas por la covid ha sido una oportunidad para entender mejor cómo afectamos a otras especies del planeta.
If only it were just about money.
Covid precautions created a global slowdown in human activity — and an opportunity to learn more about the complex ways we affect other species.
A perfect storm of climate change, a European war and Covid have left the French scrambling for alternatives.
Plus the conviction of an ailing Hong Kong activist and President Vladimir Putin’s upcoming trip to Iran.
Parts of the east and south withered under extreme temperatures, even as health workers in hazmat suits persisted in a round of mandatory coronavirus tests.
The Legislature passed some bills that are obscure but significant, in the view of climate activists.
Plus Xi Jinping visits Hong Kong and Ukraine takes back Snake Island.
La COVID-19, el cambio climático y la posibilidad de una crisis alimentaria global demuestran que los problemas del mundo están muy ligados entre sí. Y también las soluciones.
No single country can solve the problem of rising food and fuel costs.
Along with everything else, the pandemic was a huge missed opportunity.
The key Ukrainian city lost its last bridge as fighting intensifies.
Gestures of good will and concern from developed countries can hide nationalism so pointed that it amounts to something like sadism.
Moscow wants victories before its Monday holiday.