Splicetoday

Consume
Dec 30, 2010, 08:16AM

Population 7 Billion

"Before the 20th century, no human had lived through a doubling of the human population, but there are people alive today who have seen it triple. Sometime in late 2011, according to the UN Population Division, there will be 7 billion of us." National Geographic talks sustainability in the coming decades.

The following video was included in this article:
https://www.youtube.com/embed/sc4HxPxNrZ0
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