Our blood chemistry is changing as carbon emissions rise, reveals a new study.

Meet the network saving federal environmental data. But, as Trump enters his second year, how long can this effort last?

Robert Redford, who died Sept. 16, had a lifelong commitment to protecting the planet.

Alt: a man in a black shirt is looking at a screen with a red background

The planet crosses an important temperature threshold while wildfires ravage southern California.

The tariffs Trump vows to levy against Canada, Mexico, and China will make everything from heat pumps and solar panels to EVs more expensive.

A seismic Supreme Court ruling on Chevron deference ushered in a new era of diminished federal power. The next Trump administration hopes to capitalize on it.

We can solve the climate challenge. But I also have to acknowledge my growing worry that I’m wrong, and the remaining steep obstacles ahead.

The company found its own toxic compounds in human blood—and kept selling them.