How the Hell Did We Get to Seven Billion Humans In Just 200 Years? [Video]

In 1804 we were one billion humans in this planet. Now we are seven billion. How the hell did we grew so much is so little time? This video by National Public Radio has the answer. [NPR] More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/blW4rnDDZxI/how-the-hell-did-we-get-to-seven-billion-humans-in-just-200-years

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