2:07 mins
Episode: NSN Short | What if? The World Without Us 
NOVA Vodcast | PBS | 232 Episodes
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Author Alan Weisman ponders the world without humans.

Ever wonder "What if? Send us your outlandish scenarios and other ideas. Go to pbs.org/sciencenow/cosmic and search for "What if?"

NOVA is produced by WGBH in Boston. Video podcast produced and edited by Vincent Liota.

Funding for NOVA scienceNOW is provided the National Science Foundation, the Howard Hughes Medical Institute, the Alfred P. Sloan Foundation, the Corporation for Public Broadcasting, and public television viewers.

This material is based upon work supported by the National Science Foundation under Grant No. 0407101. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.<img src="//feeds.feedburner.com/~r/pbs/wgbh/nova-video/~4/TWdjRAFWpQw" height="1" width="1" alt="" />
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