Bertrand Piccard:
Bertrand Piccard : son aventure à l'énergie solaire

TEDGlobal 2009 · 17:46 · Filmed Jul 2009
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A l'aube d'une nouvelle décennie, Bertrand Piccard nous propose un défi : se motiver pour quelque chose qui paraît impossible. Il détaille son propre projet, que de nombreuses personnes jugent impossible : voler autour du monde, sans escale, dans un avion propulsé par la seule énergie solaire.

Solar adventurer
Bertrand Piccard circumnavigated the Earth in a hot-air balloon. Now he wants to circle it in an airplane powered only by solar energy. Full bio
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