7 Billion, National Geographic Magazine

shared by knawrz on Nov 29, 2011 in Environment

7 Billion, National Geographic Magazine

shared by knawrz on Nov 29, 2011 in Environment

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With the worldwide population expected to exceed seven billion in 2011, National Geographic magazine offers a 7-part series examining specific challenges and solutions to the issues we face. The magaz...
Category: Environment
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