March saw record low Arctic sea ice, marking the sixth month in a row of record or near-record lows.
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.
Dozens of GOP-sponsored bills have been introduced in Congress that seek to hamstring federal climate action.
The world is on track to reach an ominous carbon dioxide milestone by mid-century.
Climate change is stirring life in the Arctic Ocean as thinning sea ice lets in more sunlight.
President Trump's executive order also targets local efforts to adapt to climate change.
President Trump's executive order on energy calls for the removal of "burdens" to domestic energy use.
President Trump signed an executive order Tuesday aiming to overturn federal climate policies.
New research highlights an emerging migration crisis that’s worsening with global warming.
The contentious Keystone XL pipeline is now one step closer to being built, but its saga is far from over.
Trump's budget would hamper efforts abroad to slow global warming, especially by poorer countries.
The White House’s proposed budget forcefully kicks many federal climate-related energy programs to the curb.
February was the second hottest on record, despite the lack of an El Niño, a clear mark of global warming.
Arctic sea ice may vanish in summers even if the world reaches goals set by Paris climate agreement.
For the second year in a row, carbon dioxide concentrations rose at a record-fast clip.
The Energy Star program is as much a climate program as it is an energy savings program.
Climate change made the February warmth that baked the U.S. at least three times more likely.
President Trump may seek to eliminate NOAA's Sea Grant program, "an outsized leader in coastal adaptation."