The Republican-majority Senate's decision to revoke California's planned ban on vehicles that run on fossil fuels defies ...

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

The U.S. Senate on Thursday joined the House in disapproving strict state-level emissions standards enacted by the California ...

Congress disapproved the U.S. Environmental Protection Agency waivers given to California for that state’s recent zero- and ...