greenhouse gases

California activists paved the way for defining climate change as an air pollution problem. Now it's federal law.

Michael Regan, after holding talks with his Japanese counterpart Akihiro Nishimura in Tokyo, told a joint news conference that nuclear energy in their countries plays a role and "the opportunities for advanced nuclear technology will be critical if we’re going to meet our climate goals."

Trees are advancing into the Arctic tundra and retreating from boreal forests farther south, where stunting and dieoffs are expected.

The world’s two biggest emitters of greenhouse gases are sparring on Twitter over climate policy, with China questioning whether the U.S. can deliver on the landmark climate legislation signed into law by President Joe Biden this week.

Environmentalists are warning that slow-release nitrogen fertilizers, central to Canada's plan to reduce greenhouse gas emissions on farms, are filling fields with microscopic plastic pollution.

European Union countries reached a deal following hard−fought talks that dragged into early on Wednesday, June 29, 2022, to back stricter climate rules that would eliminate carbon emissions from new cars by 2035.

Extended drought conditions in several Mediterranean countries, a heat wave last week that reached northern Germany and high fuel costs for aircraft needed to fight wildfires have heightened concerns across Europe this summer.

Harjit Sajjan toured the ruins of Lytton, B.C., on Tuesday, June 14, 2022, witnessing the full impact of what a wildfire did to the community when it raced through the village in June last year.

Katharine Hayhoe says the world is heading for dangers people have not seen in 10,000 years of civilization.

The front lawn of Lydia Larce’s home is strewn with debris: Remnants of cabinets and chunks of pink shower marble lie between dumpsters. She lives in a FEMA trailer out back, her home in shambles more than a year after Hurricane Laura tore through Lake Charles.

Countries must urgently agree to a way of controlling and regulating attempts to geoengineer the climate, the former head of the World Trade Organization says.

A quarter of a billion years ago, rising temperatures emptied the oceans of life. The planet now faces a similar threat, but the outcome is in human hands.

The nearly 3,000-page document details a stark, urgent threat — but it also shows a clear path forward.

President Joe Biden is taking steps to restore national forests that have been devastated by wildfires, drought and blight, using an Earth Day visit to Seattle to sign an executive order protecting some of the nation’s largest and oldest trees.