Record-breaking heat wave grips western US | National
A record early heat wave striking the west of the United States on Friday is a one-in-500-years type event and all but certainly the result of human-caused climate change, experts say. The heat has been toppling records this week and was set to continue into the weekend across western cities, expanding eastward. One spot in the desert area at Martinez Lake, Arizona registered 43C — a US national record for March. Already, 65 cities have seen new March highs, ranging from Arizona and California to Idaho, weather.com reported. Death Valley on Thursday scorched in 40C degrees while the often cool










