Season 1, Episode 15
Decatur, GA: Butterfly Roof
Air Date: 2008-10-23
Overview: 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.
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