By 2012, northern Kenya will be home to the biggest windfarm on the continent, leading the way for a new type of energy production south of the Sahara.
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It's a simple solution to an annoying problem. Much like with cars, dark colors on houses tend to take in more light, requiring more energy to cool down. Now, just imagine millions of houses with white roofs reflecting light back to the sun. Sound crazy? Well, it just might work. "This is something very simple that we can do immediately," says Energy Secretary Steven Chu. Hopefully, nobody spills anything on those roofs. source