An auction by PJM Interconnection that measures forward supply of electricity generation continued to paint an upbeat assessment of utility suppliers, who it said continue to add generating capacity and make investments to enhance existing power output.

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Wind power is also being experimented with in a small way for power generation in northern and western China, where it could supply electricity to rural villages in windswept and increasingly arid Inner Mongolia and Gansu Province that are still not on the grid.

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According to a 2009 Energy Information Agency Report on Electricity Generation, wind power provided only 70 billion kWh of the total U.S. 3, 953 kWh supply (1.79% of generated power).

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