One-Fourth of World’s Big Cities Are Water-Stressed: Study

6 Jun 2014 by OOSKAnews Correspondent
ARLINGTON, VA, United States

A quarter of the world's large cities are currently water stressed, according to a new study published in the July issue of the journal Global Environmental Change .The study, “Water on an urban planet: Urbanization and the reach of urban water infrastructure,” provides the first global database of urban water sources and stress.Researchers led by Nature Conservancy senior scientist Rob McDonald surveyed and mapped the water resources of more than 500 cities, and found that almost 400 million urban residents are facing water stress.Using computer models to estimate water use based on population and the types of industry located in each city, they found that nearly 25 percent of the cities surveyed are considered water stressed...

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