Petica's posterous http://peticawatson.posterous.com a place to plonk stuff posterous.com Thu, 10 Dec 2009 02:22:39 -0800 vehicle to grid systems http://peticawatson.posterous.com/2009/12/10/vehicle-to-grid-systems http://peticawatson.posterous.com/2009/12/10/vehicle-to-grid-systems altogeth transportation accounts for 1/4 of greenhouse gasea

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