In 2015, Los Angeles used 96 million plastic balls to fight drought, but researchers found their production needed up to 766 million gallons | World News
In 2015, millions of black plastic balls rolled across the surface of a reservoir in Los Angeles, creating an image that quickly travelled far beyond California. The 96 million shade balls were placed on the water during a severe drought, with a practical purpose: reducing evaporation while also helping protect drinking water from sunlight-related chemical…