Interactive Infographic Tracks the Growth of the World's Megacities - Image 1 of 4

Interactive Infographic Tracks the Growth of the World's Megacities - Image 2 of 4

Interactive Infographic Tracks the Growth of the World's Megacities - Image 3 of 4

Interactive Infographic Tracks the Growth of the World's Megacities - Image 4 of 4

Interactive Infographic Tracks the Growth of the World's Megacities

Lagos, Nigeria Today. Image via http://storymaps.esri.com/stories/2014/growth-of-cities/

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