.FOR CALIFORNIANS it seemed like recognition. Last year a parade of tornados, fuelled by atmospherical streams, gotten rid of at the very least 21 folks and triggered virtually $5bn-worth of harm across the state. On February fourth this year the exact same form of hurricane once more created chaos. Hurricane-strength winds buffeted the main shore near Big Sur. In Los Angeles personalities were saturated as they arrived at the Grammy honors' red carpet. Manors in the Hollywood Hillsides were dealt with in dirt. A minimum of 3 folks have actually perished. What are actually climatic streams, and also are they a risk beyond California?