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If, on the one hand, you've got biofuels which represent only a half a percent conversion of sunlight, and let's say you've got photovoltaic cells and concentrated solar power systems, the efficiency of solar in terms of pure conversion is 50-100 times greater.
CNN: Biofuels: What do the experts think?
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But we were actually able to get clients in Massachusetts without even having an office there, without having any kind of physical presence there, just by blogging about the Massachusetts state programs and what was going on there in terms of solar energy.
FORBES: Michael Dell's Dorm Room Start-Up Summit
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How do we -- when we read these articles in the paper that China is just exploding in terms of wind turbine manufacturing and solar panel manufacturing -- how do we rebuild our manufacturing sector with a manufacturing policy, combined with an energy policy that gets us there?
WHITEHOUSE: President Obama Takes Questions from Senate Democrats