William Kamkwamba

The actress and her children attended a premiere of the film “The Boy Who Harnessed the Wind” in New York.
William Kamkwamba, a Malawian high school student and inventor, talks to Jon Stewart about how he built a windmill by looking
My mother boiled our drinking water, but not everyone did this and became sick. Diarrhea was a frequent visitor to the villages during the rainy season, and cholera was always a concern.