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Watch: The Growth Of The Human Population Through Time
By John Yong, 04 Jan 2017
Did you know that it took 200,000 years for the human population to reach one billion people, but it only took another 200 years to reach seven billion?
Explore the growth of the human population through time in this mind-blowing video by the American Museum of Natural History.
Click to watch:
[via American Museum of Natural History]
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