http://www.usatoday.com/communities/greenhouse/post/2010/10/wwf-second-earth-needed/1
The over-use and pollution of Earth's natural resources have become so extreme that, at current rates, a second planet will be needed by 2030 to meet the world's needs, a new report warns.
The planet's 6.8 billion people were living 50% beyond Earth's sustainable means in 2007, the latest year for which figures are available, according to the biannual "Living Planet" report by WWF, a conservation group previously known as the World Wildlife Fund./.../
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