"Instead of controlling the environment for the benefit of the population, maybe we should control the population to ensure the survival of our environment." Sir David Attenborough
October 25, 2011 10:30 AM Subscribe
Population to Reach 7 Billion This Week. As experts wait for the human population to reach 7 billion this week, some estimates claim even larger growth by the end of the century. One forthcoming United Nations report estimates that the number of humans on the planet may reach 15 billion -- more than double current levels, according to The Observer.
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