Four cities in Southern California are opposing an EPA processing site for "hazardous" waste from Los Angeles County's ...

President-elect Donald J. Trump has threatened to revoke or challenge all zero-emission vehicle rules and California’s other ...

President Donald Trump’s Environmental Protection Agency is considering rescinding California’s permission to tackle climate ...

Trump's administration asked the U.S. Supreme Court to pause its review of a case involving California’s stricter vehicle ...

The waiver allowed California to enforce its Advanced Clean Car program that requires auto makers to produce more ...

One of the biggest cleanup challenges from the Southern California fires is lithium-ion batteries, which can explode after ...

When a massive fire erupted at one of the world's largest lithium-ion battery storage facilities in Monterey County, it ...

The state withdrew its pioneering clean air regulations for diesel trucks and trains, acknowledging they wouldn’t win federal approval. The state intended to end sales of trucks powered by fossil ...

President Donald Trump on Monday issued a memorandum directing the Secretary of Commerce and the Secretary of the Interior to develop a new ...

In the aftermath of the Southern California wildfires, health experts are warning residents about the possible dangers of ...

The United States Department of Justice (“DOJ”) on behalf of the federal Environmental Protection Agency (“EPA”) entered into a January 16th ...