Abnormally high temperatures across the Tibetan Plateau in early winter can trigger catastrophic rainstorms in California, according to a new study revealing a previously unidentified climate connection.In the winters of 2016-2017 and 2022-2023, record-breaking rain swept across the US state and surrounding areas, causing billions of dollars in damage and several deaths during years when drier weather was expected in the region.A study led by researchers from the University of California, Los...