- Design something that makes oxigen, sequesters carbon, fixes nitrogen, distills water, converts energy into fuel, makes complex sugars and food, creates microclimates, changes colors with the seasons and self replicates.

- Why don't we knock that down and write on it?

William McDonough, in TED

http://www.ted.com

Palestras interessantes de sumidades variadas sobre muitos dos temas mais relevantes para a Humanidade.

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