Humans are in the process of changing the planet in a way that hasn’t happened in 2.6 million years.
As the climate changes, see the trend in warmer-than-normal spring days in these cities.
Over Trump's first 100 days, we're going to show what science tells us about our warming world.
The White House’s proposed budget forcefully kicks many federal climate-related energy programs to the curb.
Climate change is causing leaves to emerge earlier in the year. See how far ahead they are this year.
Around the world, cities are increasingly at the forefront of action to curb climate change.
Arctic sea ice may vanish in summers even if the world reaches goals set by Paris climate agreement.
Warm waters are stressing the world's largest coral reef for the second year in a row.
The Energy Star program is as much a climate program as it is an energy savings program.
Congress is considering legislation that could weaken the Endangered Species Act.
The carbon dioxide peak is a few months away, but scientists are already expecting another record.
The EPA has withdrawn a request for methane emissions data from the oil and gas industry.
The Trump administration wants to “zero out” many climate-related programs and grants.
Five out of every six wildfires battled in the Lower 48 were started by a human, new research shows.
Scientists will pick 50 coral reefs worldwide to test ways to limit damage from climate change, pollution and over-fishing.
Australian scientists seek to understand how non-carbon aerosolized particles affect global temperatures.
Record February heat is kickstarting spring from the Southeast to the Midwest.
Congress could use a rarely-invoked law to permanently kill an Obama-era methane emissions regulation.
China is home to the world's largest solar farm. It looks pretty spectacular from space.
New footage shows that the Larsen C ice shelf rift continues to expand, raising the odds of a calving event.