ch_client = “”; ch_width = 468; ch_height = 180; ch_type = “mpu”; ch_sid = “Chitika Premium”; ch_backfill = 1; Which car is greener? The 2010 Ford Fusion with 3.0L V6 flex fuel engine (22mpg)—-we will assume that the driver runs E85 in it all the time. Or the 2011 Ford Fiesta with 1.6L 4 cylinder [...]