40% Of U.S. Electricity Could Come From Rooftop Solar
By S.E. Smith for Care 2 - With rooftop solar arrays becoming more common, the Department of Energy decided to do some exploring to quantify exactly how much energy Americans could generate if they installed photovoltaic systems efficiently and extensively. What they found was startling: The country could meet 39 percent of its energy needs through rooftop photovoltaics, and, surprisingly, small structures like private homes are likely to return the best results.