The country already has the most hydro-electric capacity in the world, and the Three Gorges Dam is currently the largest hydro-electric power station in the world, with a total capacity of 22.5 GW . It has been in full operation since May 2012.
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In locations where a substantial amount of solar electric capacity has been installed, the amount of power that must be generated from sources other than solar or wind displays a rapid increase around sunset and peaks in the mid-evening hours, producing a graph that resembles the silhouette of a duck.
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Solar Energy Industries Association and GTM Research found that the amount of new solar electric capacity increased in 2012 by 76 percent from 2011, raising the United States market share of the world s installations above 10 percent, up from roughly 5 to 7 percent in the last seven years.
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Last Wednesday, Ontario electric officials said, they were importing more than 2, 000 megawatts of * eluctricity from New York, Michigan, Minnesota, and other Canadian provinces, showing how Ontario is now a big drain on US electric capacity in the summer, not a cushion when problems develop on this side of the border.
