Widespread use of solar power is not something in the distant future.  In the United States, there are now more than 89 GW (Gigawatts) of solar capacity installed.  Between public utilities, commercial and residential solar energy applications, there is enough installed solar capacity to power 16 million homes.  There is still a long way to…

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Why Solar is Sweeping Across the United States Solar energy answers a lot of challenges, but the number of people consuming non-renewable sources of energy is still increasing to a disturbing extent.  Several countries, including China and the United States have started using solar energy more widely, but there is a long way to go…

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