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Published on Aug 7, 2017 Every day we add 227,000 more people to the planet. And every day dozens...

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Prof. Frank Dorman of Penn State University, Dept. of Biochemistry, describes environmental...

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If being alive on Earth were a contest, humans would win it hands down. We're like the Michael...

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With the worldwide population expected to exceed seven billion in 2011, National Geographic...

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