Search for Cheaper, Energy-efficient Ways of Creating Clean Water

September 29, 2017 05:30 AM
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Having enough clean drinking water has been a challenge in many parts of the world, whether it is a place where water is scarce or abundant. The U.S. Department of Energy has just announced it is providing $15 million in funding for projects to develop solar desalination technology at a lower cost. But even before this announcement, researchers had been working on better ways of desalinating water. VOA's Elizabeth Lee has the details.