A new wave of start-ups are trying to harvest emissions-free energy from inside the Earth, but the industry still faces significant challenges.
The finding effectively paves the way for continued use of atrazine, a widely used herbicide that has been linked to birth defects and cancer in humans.
Times Opinion convened a panel of state experts to weigh in on the primary.
After invading more than four years ago, Moscow has usually been the one causing ecological disaster. But Kyiv’s strikes, intended to cut into the Kremlin’s oil revenue, have flipped the script.
Melanie Malone led a research project to identify and study contamination sites in Washington State. Then the E.P.A. canceled her grant.
El sueño del hidrógeno limpio ha seducido a los expertos en energía durante años, pero producirlo ha sido difícil. Muchas empresas emergentes creen que la respuesta podría estar bajo nuestros pies.
Renewable energy has helped make the worst-case scenario a bit less bad. The president said, falsely, it shows that climate scientists were wrong all along.
The rules were established by the Biden administration after research linked the compounds to a range of serious health problems.
The dream of clean hydrogen has tantalized energy experts for years, but producing it has been tough. Many start-ups think the answer could lie beneath our feet.
The residents of Isle de Jean Charles in Louisiana found safety after moving to higher ground. But the experience left some of them warning others facing relocation: ‘Don’t do it.’
The Trump administration broke the law, Michigan and others told a court, by declaring an “energy emergency” and forcing an aging coal-burning plant to keep operating.
A regulatory filing explains just how much it costs to keep an aging coal plant open under the Trump administration’s orders.
The agency also said it would delay the implementation of an air pollution rule for cars and trucks by two years.
Readers largely disagree with a guest essay that argued that Democrats should not focus on it. Also: Violence against Latinos; school closings.
Costs have been mounting in the year since the Trump administration began directing aging coal plants to say open.
Stardust Solutions says its tiny spheres can reflect the sun’s rays without harming people or the environment. Critics say private companies have no business altering Earth’s atmosphere.
Lithuanian officials hope restored peat bogs can reinforce the border in addition to locking away planet-warming carbon.
Rather than pleas to save the planet, the billionaire, a Democrat is pushing a message of affordability in his campaign to become California’s governor.
Large fires, fueled by a record breaking drought, have been destroying homes and timber plantations in Southeastern states.
When researchers used GPS devices to monitor the nests of Hawaiian honeycreepers, they found dozens of cases of brazen avian burglary.
“He sees fossil fuels as manly and renewables as woke.”
El Niño que se está gestando este año podría hacer de 2027 el año más caluroso jamás registrado.
In 50 or so years, snow could virtually disappear from the Southwest, wiping out trees and making life there exceedingly difficult.
Coal-burning power plants released more mercury last year, according to an analysis by The Times. It reverses a downward trend of emissions of a metal that interferes with brain development.
Ten people. Eight weeks. Three thousand feet to pierce a fast-melting Antarctic glacier.
Near Hudson, N.Y., a Princeton University team erected a cottage made from the agricultural byproduct, which they said is more sustainable than bricks or concrete.
Climate change is mainly a priority for voters already firmly in Democrats’ camp.
Imágenes y momentos importantes de la trayectoria del que quizá sea el naturalista más célebre del mundo.
The filmmaker David Attenborough, who turned 100-years-old on Friday, has spent decades documenting and advocating for the natural world.
Pictures and striking scenes from the making of perhaps the world’s most celebrated naturalist.
In an unusual move, a North Dakota court said Greenpeace International shouldn’t be allowed to pursue a lawsuit in Europe, where it is based, against the company.
Kirsten Beyer was assessing the benefits of improving school playgrounds in Milwaukee. Then her E.P.A. grant was canceled.
More miles of the country’s rivers were reconnected last year thanks to dam removals than at any other time in history.
Un nuevo estudio destaca la letal combinación de pérdida de árboles y calentamiento global que podría llevar a que el pulmón del mundo colapse a mitad de siglo.
The El Niño brewing this year might make 2027 the hottest year on record.
Researchers examined the combined effects of tree loss and global warming in an effort to better understand how and when an ecosystem collapse could unfold.
Scientists say as glaciers retreat in a warming climate, landslide-generated tsunamis are likely to become more frequent.
Sources like wind and solar can now deliver continuous power, according to a new report. And, they’re often a bargain compared with fossil fuels.
Questions linger about the finances of Tom Steyer, who has emerged as a leading contender in the California governor’s race. He says he has asked that his money be separated from fossil fuel investments.
The National Park Service said the dump of debris, between the fourth and ninth holes, does not exceed environmental limits. Opponents disagree.
Los meteorólogos dicen que es posible que se forme un potente patrón meteorológico de El Niño a finales de este año, y que se convierta en uno de los más fuertes de las últimas tres décadas.
The Justice Department is seeking to block a lawsuit filed against major players in the fossil fuel industry over their role in climate change.
As the planet warms, past episodes of the natural weather phenomenon may no longer be a reliable guide of how the next one plays out.
A flaming crater of gas has burned in Turkmenistan for decades. Satellite imagery suggests that the fires are decreasing, but the environmental implications are unclear.
The average bill is forecast to rise 8.5 percent. There are simple ways to make sure you’re not overpaying, like getting your air-conditioning checked.
The Dutch city has outlawed advertising that promotes lifestyles linked to high carbon emissions, which is a driver of climate change. It’s a first for a world capital.
As the Trump administration guts weather agencies, a state’s low-cost flood tracking system offers a model for responding to deadly inundations.
Bill McGlashan served time for trying to buy his son’s way into college during the Varsity Blues scandal. He hopes his new venture will restore his name — and save the planet.
Los conservacionistas dicen haber registrado varios nuevos ejemplares adultos y cachorros de guepardos asiáticos, una subespecie en peligro crítico que solo se encuentra en Irán.
Dozens of countries met this week to discuss how to end the world’s dependence on fossil fuels, a goal that the Trump administration doesn’t share.
The Trump administration says the cities shouldn’t be penalized for unhealthy air because pollution can blow in from abroad. Some experts say that’s preposterous.
A research lab in Washington State tracks ecological changes in a warming climate and provides scientific guidance for forest managers. It is one of 57 such facilities being shuttered.
The continent, which is warming faster than the global average, saw wildfires, floods and a sub-Arctic heat wave, the European State of the Climate report said.
Rom Reddy has pushed to protect his beachfront mansion in South Carolina from what he calls “government overreach.” The fight, he said, inspired his political awakening.
In 2025, the world razed less forest than any other year in the last decade. The bad news: global warming is making wildfires more frequent and intense.
The agency’s prestigious research office is being dismantled by the Trump administration, a plan to dam the Bering Strait and more climate news.
Conservationists say they have recorded several new adult and cub Asiatic cheetahs, a critically endangered subspecies found only in Iran.
Officials have argued in court filings that the projects are exempt from federally required assessments, but are scrambling after a judge disagreed.
The Trump administration was not invited to the gathering in Santa Marta, Colombia. A White House spokeswoman called the green transition “destructive.”
A proposed copper mine in northern Minnesota has become a battleground for politicians and environmentalists — and a pressing reason to explore the waterways.
A new statewide policy detailing when utilities can stop service for unpaid bills during heat waves has resulted in weaker rules for New York City.
Blocking the narrow waterway between Russia and Alaska could help stabilize a vulnerable system of ocean currents, scientists found in a study.
The Times unearthed memos that signaled a major shift in the court’s operations, in a decision that critics say was rushed and flawed.
Readers respond to The Times’s front-page investigation of the court. Also: Lee Zeldin and the E.P.A.; talking to Iran.
The new federal office will undo a change made after the 2010 Deepwater Horizon oil disaster. Critics say it could reduce environmental oversight.
Though river monitoring shows bacteria levels have declined, scientists and environmentalists said a full recovery isn’t yet assured.
How the war’s disruptions are accelerating the shift to green energy.
House leaders abruptly canceled a vote on the measure when support started to look shaky.
Collection services offer convenience, but most garments are shredded into low-grade stuffing or sent abroad to an uncertain fate.
In a year of grim climate and environment news, we’ve compiled several hopeful signs about our planet’s future.
Scientists long believed it would take more than a century for animals to return to deforested land. New research shows that’s not always the case.
Publication of a trove of confidential Supreme Court memos ignited debates in the legal academy.
Faced with a devastating snow drought and record-high March temperatures, some resorts closed early. But at Aspen Mountain, die-hards celebrated the last day of the season on Sunday.
Opponents of the project, known as Kaskida, say an accident could be even worse than the Deepwater Horizon spill. The company says it’s learned from the past.
If you’re a writer or filmmaker hoping to create a hell on earth, might as well start with the most famous city in the world.
Some issues in the document, which is issued every four years, had become politically inconvenient, former officials said.
The state has led the country in adopting electric cars and reducing gas use, but it now faces much higher gas prices as oil companies plan to shut down refineries.
The weekly column that focused on inequality in the city ran for 14 years, from Occupy Wall Street to Zohran Mamdani. Now it comes to a close.
Progress cannot occur if scientists are barred from asking certain questions.
La gestión de Biden estará en los libros de historia como un interregno entre dos mandatos de Donald Trump, una pausa en medio de un periodo caótico de cambio, para bien o para mal.
Biden’s disastrous debate performance highlighted age concerns.
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.