Tuesday 1 November 2011
7 Billion: How Did We Get So Big So Fast?
It was just over two centuries ago that the global population was 1 billion - in 1804. Now there are 7 billion. How did we get so big so fast?
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1 comment(s):
Anonymous said...
So, do we need more wars to keep the population maintained or what?
November 02, 2011
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1 comment(s):
So, do we need more wars to keep the population maintained or what?
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