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Thursday, October 28, 2010 |
Thursday, October 28, 2010 |
Photo: Last River Porpoises Dying in Polluted YangtzeThe critically endangered porpoise—down to fewer than 1,800 animals in China's Yangtze River—are dying from exposure to insecticides and mercury coming from local industries, a new study says. Photograph by China Photos/Getty Images
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