(http://media.il.edmunds-media.com/toyota/prius-v/2012/ns/2012_toyota_prius-v_f34_ns_102511_196.jpg) The 2012 Honda Civic Natural Gas, Mitsubishi i, Toyota Prius V, Ford Focus Electric and Volkswagen Passat TDI will battle it out for the 2012 Green Car of the Year prize at the 2011 Los Angeles Auto Show.
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