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Alex Steffen:
アレックス・ステッフェン:共有可能な都市の未来

TEDGlobal 2011 · 10:13 · Filmed Jul 2011
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どうすれば都市が未来を救うことができるのか?車で出かけなくとも欲しい物や必要な物を手に入れる地域基盤によるグリーン・プロジェクトについてアレックス・ステッフェンが語ります。

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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

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