Solar cells help purify water in developing countries

ScienceDaily: Researchers at Lund University in Sweden have developed a water purification plant that provides clean water far beyond the reach of the electrical grid -- thanks to solar cells. With the help of Nobel Peace Prize recipient Muhammad Yunus, these small and portable solar cell stations have now been placed across rural Bangladesh. "750 million people lack access to clean water across the globe. Providing safe drinking water is one of the biggest challenges and one of the most important goals for humanity,"......

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