A device for cleaning the water is being tested in Huntington Beach phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
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The Los Angeles River worked exactly how it was supposed to in the latest storms, but with climate change and extreme weather, Southern California will have to grapple with keeping flood defenses strong while dealing with ecological and environmental concerns.