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Old 12-25-2010, 01:15 PM
George Johnson George Johnson is offline
Join Date: Jan 2008
Posts: 18
Default Re: Science Saturday: Christmas Optimism Edition (John Horgan & George Johnson)

Merry Christmas, all. My link to the population study didn't get posted:

How Many People Have Ever Lived?

Also I mistakenly called Kenneth Brower "David" -- his father's name.

George Johnson
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