Visualizing How A Population Grows To 7 Billion

Visualized: How A Population Grows To 7 Billion

The world population was just 1 billion people in 1804, but now just two centuries later the people count on our planet has reached an astounding 7 billion. What has contributed to this exponential and dramatic increase, and what does it mean for us in the future? As this video and related article by NPR cleverly explores, the causes are far simpler than the solutions. What will our population reach in the next 100 years?

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