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Game Review: My Left Footprint = 4.5 Earths

By Adam Burke 10/31/07

There are more than 6 billion humans living on Earth and if we all consumed, traveled and lived as I do, we’d need about four and a half Earths to sustain us, that’s according to an on-line game produced by American Public Media. 

If I continue to need so much energy and supporting infrastructure, a [...]

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