Northern tundra’s autumn carbon dioxide emissions increased 70 percent between 1975 and 2015.
Rising temperatures are causing less of each winter’s snowpack to flow down a major river as water.
Unscientific climate policy buried in a bipartisan spending deal could persist through future administrations.
A federal budget deal for the rest of 2017 leaves most climate and science programs intact.
America's first offshore wind farm just shuttered a diesel electric power plant in Rhode Island.
Over Trump's first 100 days, we're going to show what science tells us about our warming world.
Environmental regulations played a small role in the coal industry's decline, a Columbia University report says.
The Trump administration will recommend to Congress ways it can shrink or abolish national monuments.
A new study shows air pollution from Canada's oil sands could be 4 times higher than previously reported.
As rich countries have foundered, India and China have emerged as global leaders in tackling warming.
References to greenhouse gases and reducing petroleum have been deleted in favor of the economy.
Removing carbon dioxide from the air may be the most effective way to meet the globe's ambitious climate goals.
Climate change has the planet on a hot streak it's unlikely to break anytime soon.
Harvard scientists plan to undertake one of the first outdoor geoengineering experiments next year.
Communities across the West will have to adapt to living with the ever-increasing threat of wildfires.
The march is not about politics. It is about not throwing away our great engine of truth.
March was the second hottest March on record, according to NASA, behind only 2016, a mark of rising global warming.
U.S. energy-related carbon pollution fell in 2016, part of a decade-long trend as utilities use less coal.
A California appeals court rejected a claim that payments required to release greenhouse gases are a tax.
Coal use in the U.S. fell 9 percent in 2016, even as the Trump administration seeks a coal industry revival.