A flexible way to use sun's rays
Friday, September 2, 2011 - 07:31
in Earth & Climate
Carl Harberger's 6,000-square-foot house in the Chatsworth neighborhood of Los Angeles is equipped with six refrigerators, five TVs, a smattering of computers and a pool, among other things - enough to draw the wagging finger of the eco-minded if it were not for what Harberger has on his roof.