William Kamkwamba:
William Kamkwamba über den Bau eines Windrads

TEDGlobal 2007 · 4:12 · Filmed Jun 2007
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Mit nur 14 Jahren baute William Kamkwamba aus Malawi für seine Familie ein Strom erzeugendes Windrad aus Restteilen und groben Plänen, die er in einem Buch aus der Bibliothek fand.

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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