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.
The amount of carbon dioxide in the atmosphere has a strong correlation with rising temperatures.
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.
Major oil companies, feeling pressure from low oil prices and global climate policy, are fleeing Canada's oil sands.
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.