The U.S. faces serious energy challenges. With aging nuclear
facilities, increased strain on fossil fuel sources and the
International Energy Agency projecting a 76 percent increase in
energy demand by 2030, renewable-energy sources—such as solar
energy—have a big future.
Solar energy also presents serious dilemmas, including high
capital costs, broad skill sets required to build photovoltaic (PV)
systems and problems created by widespread grid-connected PV
systems. However, unlike other energy sources, we won't run out of
solar energy any time soon; we just need to learn how to better
harness solar resources.
It is important you understand several things...
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