New desalination tech could help quench global thirst | Science News

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New desalination tech could help quench global thirst

Scientists seek cheaper strategies for producing freshwater

4:00pm, August 9, 2016
drought in Yemen

QUENCHING SOCIETY'S THIRST  Freshwater is becoming a scarce resource in much of the world, including Yemen, where residents get water from a public tap.

The world is on the verge of a water crisis.

Rainfall shifts caused by climate change plus the escalating water demands of a growing world population threaten society’s ability to meet its mounting needs. By 2025, the United Nations predicts, 2.4 billion people will live in regions of intense water scarcity, which may force as many as 700 million people from their homes in search of water by 2030.

Those water woes have people thirstily eyeing the more than one sextillion liters of water in Earth’s oceans and some underground aquifers with high salt content. For drinking or irrigation, the salt must come out of all those liters. And while desalination has been implemented in some areas — such as

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