What If You Crammed The Entire Human Population Into a Single City? [Infographics]

Here's food for thought: Some cities are considerably more densely populated than others. Imagine packing all 6.9 billion people in the world into a city you know. How much space would that megacity take up? More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/EP5Hlkyg8O0/

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