Great Documentary: "Humanity from Space" on PBS. Looks at our world and our modern lifestyle and asks... Is this sustainable or are we doomed?

http://www.pbs.org/program/humanity-from-space/

Humanity from Space is an epic journey of discovery. Using the very latest mind-boggling data and astonishing CGI, the film traces the story of humankind’s ascent from hunter-gatherer to dominant global species.


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