Climate

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For decades, Southern California’s war on smog has focused on strategies to reduce pollution from tailpipes and smokestacks. But one of the main drivers of lung-aggravating smog may be right …

Red flag warnings will go into effect early Monday for large swaths of Southern California, from Los Angeles to San Diego, due to strong Santa Ana winds, according to the …

As President-elect Donald Trump vows to impose tariffs on imports from China, Mexico and Canada, economists are warning that a retaliatory trade war could cause major financial damage for California’s …

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 …