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why is solar energy expensive, Tag
- Secretary of Energy Announces “SunShot”, Gives $27 Million to Cut the Cost of Solar Tue, 8 Feb 11, 2:09amUS Secretary of Energy Steven Chu just pledged $27 million in funding for nine solar energy projects that will help with his “sunshot” effort — a plan to cut the costs of solar energy by 3/4 in the next...