We know it isn't exactly an efficiency story, but it is related to reducing the pressure on the grid.
Wind power is breaking new records in Spain, accounting for just over 40 percent of all electricity consumed during a brief period last weekend.  As heavy winds lashed Spain on Saturday evening wind parks generated 9,862 megawatts of power which translated to 40.8 percent of total consumption. Between Friday and Sunday wind power accounted for an average of 28 percent of all electricity demand in Spain. Spain’s wind power generation equaled that of hydropower for the first time in 2007. Click here for story