RALEIGH, N.C. _ Even at a place with as many sights and smells as the N.C. State Fair, water holds a kind of magnetic attraction.
People walking out of the N.C. Green exhibit invariably stop when they see the water flowing from a downspout into the urn-shaped rain barrel. Next come words to the effect of "We need one of those."
Most people can't afford to spend thousands on roof-top solar panels. But the model home display at the N.C. Green exhibit shows some less ambitious improvements that homeowners can make to save electricity, capture rainwater, lower power and water bills and reduce pollution.
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