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

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

The U.S. Fish and Wildlife Service is taking steps to list monarch butterflies as threatened species and designate seven ...

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

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

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

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

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 ...