Talks William Kamkwamba: How I harnessed the wind

You either have JavaScript turned off or have an old version of the Adobe Flash Player. To view this video you need to get the latest Flash player.
If your browser allows only "trusted sites" to execute Javascript, you should add the "googleapis.com" domain to your whitelist to allow our Flash detection to work properly.

Embed this video:

Email This Favorite Download

Audio

Audio downloads are not yet available

Video

Download video to desktop (MP4): This link downloads a video file directly to your computer or iPhone. Right-click (or option-click on a Mac) to ensure download.
Download video to iTunes (MP4): This link launches iTunes on your computer, and adds a video file into your iTunes library.
Watch high-res video (MP4): This link lets you watch a higher-quality version of this video. Right-click (or option-click on a Mac) to ensure download.

Discuss this Talk

Sort By:

Loading Comments...

Add a Comment

This comment will be attributed to name. Not name?

Open interactive transcript »

About this talk

At age 14, in poverty and famine, a Malawian boy built a windmill to power his family's home. Now at 22, William Kamkwamba, who speaks at TED, here, for the second time, shares in his own words the moving tale of invention that changed his life.

About William Kamkwamba

To power his family's home, young William Kamkwamba built an electricity-producing windmill from spare parts and scrap -- starting him on a surprising journey detailed in the new book, "The… Full bio and more links