world population

The world population is the total number of living humans on Earth. As of today, it is estimated to number 7.086 billion by the United States Census Bureau (USCB).[1] The USCB estimates that the world population exceeded 7 billion on March 12, 2012.[2] According to a separate estimate by the United Nations Population Fund, it reached this milestone on October 31, 2011.[3][4][5]

For more information about world population check the Wikipedia article here

ZME Science posts about world population

How much does the human population of the world weigh? 287 million tonnes!

Mon, Jun 18, 2012

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A new study tried to evaluate the impact of humans on the environment by calculating the total mass of the population, instead of actually counting heads. Their findings conclude that humanity weigh in at some 5400 Titanics or 287 million tonnes. “When people talk about sustainability, they quickly get into concerns about population,” says Ian Roberts of the [...]

7th billionth baby comes with a warning

Mon, Oct 31, 2011

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There’s recently been a lot of fuss regarding the world population reaching the 7.000.000.000 mark; now, the truth is we’ve probably reached that number quite a while ago, but just didn’t know it. Anyway, in countries all over the world, hospitals and clinics marked the world’s population reaching 7 billion Monday with lavish ceremonies and [...]

World population to reach 7 billion by the end of the year – explosive growth threatens developing countries

Mon, Aug 1, 2011

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There’s no secret to anyone, I believe, that the world is over-crowded right now. By the end of 2011, according to the U.N., the world population is set to reach a solid 7 billion, a billion more than in 1999. The United Nations, who’s been providing highly accurate population projections decades ahead, however warns that [...]

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