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William Kamkwamba: Come ho imbrigliato il vento

TEDGlobal 2009 · 5:59 · Filmed Jul 2009
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A 14 anni, un ragazzo del Malawi povero e a rischio di morte per fame ha costruito un mulino a vento per dare energia alla casa della sua famiglia. Ora, a 22 anni, William Kamkwamba, che parla qui a TED per la seconda volta, racconta con parole sue la commovente storia dell'invenzione che ha cambiato la sua vita.

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Inventor
To power his family's home, young William Kamkwamba built an electricity-producing windmill from spare parts and scrap — starting him on a journey detailed in the book and film "The Boy Who Harnessed the Wind." Full bio

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