Camp Fire: Three years since California's deadliest wildfire

Monday marked the third anniversary of the Camp Fire, not just the state's deadliest and costliest wildfire, but a defining moment for the climate change argument, the state's limited resources, and the fate of PG&E.

Flaring reported at the Chevron refinery in Richmond

Flaring was reported Monday night at the Chevron Richmond refinery. The city's Office of Emergency Services said the level 1 alert needed no action from the public and that there were no offsite impacts. 

COP26: Crucial climate summit begins in Scotland

The U.N. climate summit in Glasgow has opened Sunday, kicking off two weeks of intense diplomatic negotiations by almost 200 countries on how to tackle the common challenge of global warming.