03 Mar '12, 12pm

Water scarcity affecting billions | Going Green | The Earth Times via @earthtimes

Water scarcity affecting billions | Going Green | The Earth Times via @earthtimes

Water scarcity via Shutterstock It's said that while a person can survive without food for weeks, without water they would perish in a handful of days. But a new report on water scarcity, just published on PloS ONE, shows that 2.7 billion people endure the meagerest of water rations for a month or more, in some of the world's heavily-stressed water basins. That can seriously affect health, food harvests and even economic growth, say the authors, whose paper takes a fresh look at uncovering water scarcity. "Freshwater is a scarce resource; its annual availability is limited and demand is growing," said lead author Arjen Hoekstra, from the University of Twente. "There are many places in the world where serious water depletion takes place: rivers running dry and dropping lake and groundwater levels." But the water stress resulting from scarcity has not always been properly pi...

Full article: http://www.earthtimes.org/going-green/eking-water-supply-...

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