It marks an escalation in President Donald Trump's effort to purge climate initiatives from the federal government.

The president will sign three resolutions nixing the state’s electric vehicle sales mandates and diesel engine rules.

The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming ...

The Trump administration will propose scrapping Biden-era climate mandates requiring the nation’s power plants to curb planet ...

The U.S. Department of Transportation is setting things in motion that will lead to a rollback Biden-Era fuel economy ...

U.S. Environmental Protection Agency proposed Monday to approve Texas' application for its own permitting of projects to inject underground carbon ...