http://www.reuters.com/article/mnEnergy/idUS274367829220090811 Wind Power in Texas Actually Lowering Electricity Prices
Tue Aug 11, 2009 3:39pm EDT
By BC Upham
When the Wall Street Journal praises wind power for lowering electricity prices, you know we've reached a benchmark in renewable energy.
A recent report from Bernstein Research, cited by a startled Journal blog post, concludes that in Texas, wind power may actually lower prices at certain times of day, by obviating the need to switch on costly natural-gas fired generators.
This is not a story about lowering emissions, per se. As the Bernstein report explains, wind turbines, combined with nuclear and coal generators, should create enough electricity for the state at "hours of relatively low demand," e.g. at night and during the winter, when the winds blow stronger, and demand is weaker.
Natural gas provides nearly 50% of Texans' electricity, but that power is mostly "on the margin," meaning it is turned on when all other sources of power are at full capacity.
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