"The coastal fog that gives San Francisco its romantic ambience is thinning out, a boon to drivers but a real threat to the giant redwoods there, researchers reported on Monday."

"A federal judge turned down California farmers' emergency request Wednesday to suspend water pumping restrictions in the state's delta in a ruling aimed at keeping a threatened fish species from being ground up in the pumps."

"A fragrant personal care spray designed to make men appear to be free of unpleasant body odor has polluted California air to the degree that the state has fined the brandowner's corporate parent more than $1 million."

"The senators seek a moratorium on the facility's growth until investigations into birth defects in Kettleman City are completed."

Millions of gallons of raw and partially treated sewage are spilling into San Francisco Bay in dozens of places.

"Thousands of eastern Coachella Valley residents live in areas that potentially contain hazardous levels of arsenic in their groundwater, a problem officials say could cost millions to remedy."

"In the first enforcement of its kind against a public agency, the (Calif.) State Water Board on Tuesday said it has reached a $6.2 million settlement with the city of Long Beach for extensive violations of regulations governing the storage of petroleum and waste oil in underground storage tanks."

"Some residents blame a nearby toxic waste dump for health problems. U.S. says the study shows the Obama administration's commitment to environmental justice."

A move is afoot in California to put on the ballot an initiative that would cripple the state's effort to slash its greenhouse emissions.