New class of turbines aims to give wind an edge against fossil fuels

02/6/2013 | MIT Technology Review online

Technological improvements are boosting the efficiency of wind turbines, creating a new generation of machines that show potential in further boosting wind's cost effectiveness, experts said. Because of innovations in technology, the average cost of wind power has dropped from 15 cents per kilowatt-hour in 1991 to 6.5 cents per kilowatt hour, which is about the same price of new plants running on natural gas, said Ryan Wiser of Lawrence Berkeley National Laboratory in California.

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