.FOR CALIFORNIANS it believed that du00e9ju00e0 vu. In 2014 a parade of storms, fed through climatic waterways, eliminated a minimum of 21 people and triggered almost $5bn-worth of harm around the state. On February 4th this year the same form of hurricane once again created chaos. Hurricane-strength winds buffeted the main shore near Big Sur. In Los Angeles celebrities were soaked as they reached the Grammy honors' welcome mat. Mansions in the Hollywood Hillsides were covered in mud. A minimum of three folks have actually passed away. What are actually atmospherical rivers, as well as are they a risk beyond The golden state?