22 states join California to sue the Trump admin over emissions standards

A group of 22 states have joined California in suing the Trump administration, which revoked that state's right to set its own emissions standards. On Thursday, the Environmental Protection Agency and National Highway Traffic Safety Administration an...

EPA pushes national fuel economy standard in face off with California

The Trump administration has announced plans to create a national vehicle emissions standard. The new "One National Program Rule" would allow the federal government to set uniform fuel efficiency and greenhouse gas emissions standards. The move, anno...

California sues EPA, NHTSA over data used for car emissions rollback

California has sued the EPA and NHTSA in a bid to get the data used to justify the Trump administration's rollback of vehicle emission standards. State Attorney General Xavier Becerra has accused the agencies of "willfully withholding" the data afte...