..using blue gum trees, bicycle parts, and materials collected in a local scrapyard[1] my problem was that i didn't have much money to buy parts to construct t

..using blue gum trees, bicycle parts, and materials collected in a local scrapyard[1] my problem was that i didn't have much money to buy parts to construct the windmill. over time, i found materials that had been discarded by other farmers or by the nearby tobacco plantations. and i bought a few parts with money i scraped together[2] he's also invented a solar-powered water pump, written a book, spoken at TED, been featured in a museum exhibit, and matriculated to Dartmouth. [1] http://en.wikipedia.org/wiki/William_Kamkwamba http://en.wikipedia.org/wiki/William_Kamkwamba [2] http://movingwindmills.org/img/Diagram_storypage1.jpg http://movingwindmills.org/img/Diagram_storypage1.jpg