Climate

Health officials in Marin County are investigating a possible H5N1 bird flu case in a child. Officials have been investigating since last week and are working with the California Department …

Griffith Park’s late celebrity mountain lion P-22 took the night shift to avoid hordes of hikers, bikers and dawdlers who frequented his home in the heart of Los Angeles — …

It’s December, but wildfire season is not over yet in Southern California. An unusual warm weekend followed by dry conditions and gusty Santa Ana winds is expected to bring elevated …

Nearly a year after a wild bird infected with H5N1 avian flu presumably passed its viral baggage to a dairy cow in the Texas panhandle — which has subsequently led …

California researchers say the world may be just one genetic tweak away from human-to-human transmission of the H5N1 bird flu virus — a worrisome mutation that could open the door …

Ever since a historic, methane-spewing blowout in October 2015, local lawmakers, residents and activists have been pressuring state regulators and officials, including the governor, to close the Aliso Canyon gas …

Santa Clara county hospitals have illegally dumped tons of biohazardous waste, including prescription drugs, human tissue and vials containing blood, county prosecutors said. One photo appeared to show a discarded …

Mark McAfee, the California raw milk producer who has been at the center of several bird flu-related product recalls, says a transition team for Robert F. Kennedy Jr. has encouraged …

When it comes to finding the perfect Christmas tree, William Lyon has it down to a science. Every year, Lyon downloads official maps of U.S. Forest Service roads — Apple …

After two limited recalls, all raw milk and cream from a Fresno-based dairy farm must be removed from store shelves. The cows at Raw Farm are infected with H5N1 bird …