Favorite talks
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Pam Warhurst: How we can eat our landscapes
13:21 Posted: Aug 2012
Views: 641,577 | Comments: 157
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Luis von Ahn: Massive-scale online collaboration
16:39 Posted: Dec 2011
Views: 1,302,857 | Comments: 248
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Steve Jobs: How to live before you die
15:04 Posted: Oct 2011
Views: 10,583,889 | Comments: 1309
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Kathryn Schulz: On being wrong
17:51 Posted: Apr 2011
Views: 1,370,177 | Comments: 359
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James Balog: Time-lapse proof of extreme ice loss
19:22 Posted: Sep 2009
Views: 479,556 | Comments: 250