Favorite talks
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Allan Savory: How to fight desertification and reverse climate change
22:19 Posted: Mar 2013
Views: 1,159,045 | Comments: 1160
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Sam Harris: Science can answer moral questions
23:06 Posted: Mar 2010
Views: 1,334,190 | Comments: 2645
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Dan Barber: How I fell in love with a fish
19:02 Posted: Mar 2010
Views: 820,172 | Comments: 260
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Aimee Mullins: It's not fair having 12 pairs of legs
09:58 Posted: Mar 2009
Views: 1,494,157 | Comments: 185
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Mike Rowe: Learning from dirty jobs
20:02 Posted: Mar 2009
Views: 868,615 | Comments: 155
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Michael Pollan: A plant's-eye view
17:25 Posted: Feb 2008
Views: 622,921 | Comments: 143