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        7-13+

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        Ashok Gadgil's Inexpensive Inventions Address Big Problems of World's Poor

        This Utah Education Network podcast features environmental engineer Dr. Ashok Gadgil, who discusses his work to bring sustainable energy and technology to the world's poor. He has invented a UV water purifier which can provide clean water for up 1000 people per day; and an inexpensive, ultra-efficient cooking stove for families in Darfur.

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