"LOS ANGELES -- A record number of 21 endangered California condors were treated at the Los Angeles Zoo and Botanical Gardens for lead poisoning in October -- more than half of what the center sees in a typical year, officials reported."

"Pacific Gas and Electric Co. should pay a $6.75 million fine for delaying the disclosure of record-keeping flaws on a San Carlos gas pipeline that were 'distressingly similar' to problems that contributed to the San Bruno gas line disaster of 2010, a regulatory judge ruled Wednesday."

"MODESTO, Calif. – The students filing into Bret Harte Elementary School every morning barely notice the flags fluttering by the school's main entrance. There is the American flag, the California state flag and the color-coded asthma flag – green when the air is clear, red when it is a respiratory nightmare, as it so often is here."

"Pesticides, flame retardants and other chemicals used in homes and businesses have been found in San Francisco Bay at levels that could pose hazards to aquatic life if they go unchecked, according to a new report."

"SAN FRANCISCO -- Saying that the West Coast must lead the way in battling climate change, the governors of California, Oregon and Washington, along with the premier of British Columbia, signed an agreement Monday committing the Canadian province and the three states to coordinate global-warming policies."

"California's namesake condors nearly went extinct in the 1980s, and only intensive management and captive breeding efforts brought the birds back from the brink. Lead from ammunition remains a major threat to condor recovery, and a new California ban on the toxic ammunition for hunting could help protect the iconic birds, as well as other bird and mammal species."

"Along major roadways that connect the sprawling limits of San Diego County, 39 schools lie within 500 feet of smog-filled traffic corridors, a distance that air-pollution researchers believe significantly increases the risk of pediatric asthma and other respiratory illnesses."

"Gov. Jerry Brown has signed a law that may lead to a change in state building standards that would discourage the use of potentially hazardous flame-retardant chemicals."

"Until recently, if you wanted to find out the rules for raising goats in Hollywood, bees in Bel Air or squash in a community garden in South Central Los Angeles, it would have been pretty tough — like standing in various lines at the DMV."