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S1:E15 Decatur, GA: Butterfly Roof
First Aired: October 23, 2008
Today, host Steve Thomas discovers how dirt gets up to a green roof. Then, two geologists from North Hampton, MA turn to the earth and sun for all of their energy needs. Later, a new kind of siding called paulownia, a childproof mud wall, is explored and the finer points of selling a green house are discussed.
