Study: Drought-breaking rains more rare, erratic in US West

  • FILE - In this Oct. 30, 2014, file photo, houseboats float in the drought-lowered waters of Oroville Lake near Oroville, Calif. Rainstorms grew more erratic and droughts much longer across most of the U.S. West over the past half-century as climate change warmed the planet, according to a sweeping government study released, Tuesday, April 6, 2021, that concludes the situation in the region is worsening.(AP Photo/Rich Pedroncelli, File)

BILLINGS, Mont. — Rainstorms grew more erratic and droughts much longer throughout most of the U.S. West during the past half-century as climate change warmed the planet, according to a sweeping government study released Tuesday that concludes the situation is worsening.