It wasn't a surprise to many that the Trump administration announced a rollback of regulations to curb greenhouse emissions. California Gov. Gavin Newsom fired back immediately, vowing to take this ...

The lawsuit filed by two dozen attorneys general seeks to invalidate the president’s new, 10 percent global tax on imports.

Add Yahoo as a preferred source to see more of our stories on Google. While the Endangerment Finding initially applied only to a section of the Clean Air Act governing vehicle emissions, it was later ...

Add Yahoo as a preferred source to see more of our stories on Google. Climate activist groups sued President Donald Trump's administration on Wednesday in an effort to block officials from ...