All the power you need is already there. This third edition helps readers understand the basics of solar (photovoltaic) power and explore whether it makes sense for them, what their options are, and what's involved with installing various on- and off-grid systems. ?Solar power is a $3 billion industry, and it's poised to grow to $39 billion by 2014 ?By 2011, the United States will surpass Germany as the largest market for solar power products

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