New measurements of the Sierra Nevada snowpack show California's snowiest winter in 20 years. But it may be too soon for sweeping policy changes.
The beaked whale ate dozens of plastic bags before repeatedly beaching itself, drawing public attention to the problem of plastic ocean trash.
President Trump and the Republican-led Congress aren't showing much interest in climate change, but idea of a carbon tax is still percolating – and conservatives who back it symbolize a green wing of the GOP that may be growing.
The mining industry is hailing the expected revocation of an Obama-era rule as confirmation that President Trump will make good on his campaign promise to 'bring the coal industry back 100 percent.'
The army is seeking a proposal for biodegradable ammunition that will not corrode and pollute soil and water.
In the latest development in a months-long legal battle over the $3.8 billion Dakota Access pipeline project, the acting secretary of the Army has ordered the Army Corps of Engineers to issue a permit for the pipeline's construction under a Missouri River reservoir.
A longtime advocate of going slow on big carbon emissions reductions is increasingly convinced that the world needs to act faster and more substantially against global warming.
Several species of the invasive fish are proving a challenge for conservationists, who are trying to protect local ecosystems with strategies from nets to dams.
In this edition: President Trump's pipelines actions and the bid for fossil-fuel jobs; a week of confusion and fear; Al Gore's new movie.
Concern in the science community rose this week about possible Trump administration curbs on researchers. Responses range from defending facts to actually entering the political fray.
Tribesmen from India are working alongside a team of Labrador retrievers to help Florida remove Burmese pythons from the Everglades.
The $740-million South Fork Wind Farm project is expected to power up to 50,000 Long Island homes.
The first week of the Trump administration saw scientists going rogue over concerns about policy. But it also brought distortion of the facts.
Intense rains have alleviated drought conditions in much of California.