Alex Steffen:
Alex Steffen : l'avenir partageable des villes

TEDGlobal 2011 · 10:13 · Filmed Jul 2011
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Alex Steffen: The route to a sustainable future

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Comment les villes peuvent-elles contribuer à sauver l'avenir? Alex Steffen montre des projets verts sympathiques qui reposent sur les quartiers et qui étendent notre accès à ce que nous voulons et ce dont nous avons besoin — tout en réduisant le temps que nous passons en voiture.

Planetary futurist
Alex Steffen explores our planet's future, telling powerful, inspiring stories about the hard choices facing humanity ... and our opportunity to create a much better tomorrow. Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.



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