Legal experts say Congress misused a federal law to do so, potentially “opening up a Pandora’s box it cannot close.” ...

The Republican-majority Senate voted to nullify California's landmark environmental rule that would've banned the sale of new ...

The US Senate voted today to strip California of its authority to enact state limits on tailpipe pollution that are tougher ...

The Senate voted on Thursday to block California’s first-in-the nation rule banning the sale of new gas-powered cars by 2035, ...

Tonight's decision could upend California’s phaseout of gas-powered cars and its decades-long battle against air pollution.

The U.S. Senate on Thursday voted to block California’s first-in-the-nation regulations that would ban the sale of new ...

That’s why it’s crucial to keep clean vehicle standards on the books. Unfortunately, the U.S. House of Representatives just ...

Is the latest legislative effort to exempt classic cars from California’s emissions laws about to run out of gas? The answer ...

California has used federal waivers to help clean up its air quality for decades. The U.S. Senate will likely revoke that ...

Senate Republicans have voted to establish a new precedent that will allow them to roll back clean air standards in ...

Pollution levels across four hotspots in the Royal Borough of Windsor and Maidenhead have fallen significantly in the last ...

An Ozone Action Day has been issued for the Houston, Galveston, and Brazoria areas due to possible high levels of air pollution.