A new study shows air pollution from Canada's oil sands could be 4 times higher than previously reported.
Here's why the March for Science was the perfect vehicle to talk about climate change.
Over Trump's first 100 days, we're going to show what science tells us about our warming world.
After Ice is a new app that uses augmented reality to make the impacts of sea level rise clearer.
Removing carbon dioxide from the air may be the most effective way to meet the globe's ambitious climate goals.
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.
Mass bleaching events in 2016 and 2017 have affected two-thirds of the Great Barrier Reef.
Major oil companies, feeling pressure from low oil prices and global climate policy, are fleeing Canada's oil sands.
On the eve of the March for Science, organizers have started hinting about what they plan to do next.
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.
Artist Zaria Forman is making stunning drawings of ice to inspire people to act on 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.
Polling shows that President Trump's climate actions aren't in line with most Americans' opinions.
New website language provides clues for how the State Department will address climate change.
Cities from Sydney to Oslo are setting more ambitious targets to cut climate change than their nations.
The White House’s proposed budget forcefully kicks many federal climate-related energy programs to the curb.
The Energy Star program is as much a climate program as it is an energy savings program.