Bringing clean water to developing nations

"It's been a long, hard slog," says Susan Murcott, a senior lecturer in MIT's Department of Civil and Environmental Engineering, describing her efforts to disseminate water-filtration systems to some three million people in northern Ghana. About half of these people presently lack access to a reliable supply of clean drinking water. But after nine years of efforts by Murcott and her students, the project has begun to make a difference.

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