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Wealthy residents’ use of city water for purposes like swimming pools and watering gardens contribute at least as much to municipal water crises as climate change, according to a study published in the journal Nature Sustainability.
Over 80 major cities worldwide have experienced major water shortages, with the numbers expected to climb in the years ahead, according to the authors. The authors used the Cape Town, South Africa, metropolitan area as a test case, citing its clear dividing lines between wealthy and poor areas and its 2015-2017 “Day Zero” water crisis.