Add all of us up, all 7 billion human beings on earth, and clumped together we weigh roughly 750 billion pounds. That, says Harvard biologist E.O. Wilson, is more than 100 times the biomass of any large animal that's ever walked the Earth. And we're still multiplying. Most demographers say we will hit 9 billion before we peak, and what happens then?
Read more at NPR.
October 22, 2012
How Human Beings Almost Vanished From Earth In 70,000 B.C.
"We damn near went extinct."
