FILE - Bill Asher walks through mud in his home damaged by storms in Montecito, Calif., Thursday, Jan. 11, 2018. According to a study published in Science Advances on Friday, April 1, 2022, a one-two punch of nasty wildfires followed by heavy downpours, triggering flooding and mudslides, will strike the U.S. West far more often in a warming-hopped world, becoming a frequent occurrence. (AP Photo/Marcio Jose Sanchez, File)