Human Population Hits Seven Billion Today

Categories: Community
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World population doubled over the past 43 years; it could hit 16 billion by 2100.
Today is Halloween, but you know what's really scary about this October 31 -- especially for population alarmist? It is also the day the world reaches a population of 7 billion people, according to the United Nations Population Fund.

The world first hit the billion person mark in 1800. It took another 130 years to add another billion people. From then it's been gangbusters thanks to advances in health care and food production. Since 1968, the world's population has doubled from 3.5 billion, and at its current clip the human population adds a billion people every twelve to thirteen years.

As the New Yorker noted in a recent article, academics and scientists -- beginning with Thomas Malthus in the early 1800s -- have suggested that disease and famine will at some point control the human population. The question is: When?

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