At the start of the 2011 model year, customers will look in vain for four well-known American car brands that were the victim of government policies. While many customers enjoyed these cars and many people had jobs making them, they were unable to withstand enviornmentalists who pushed for higher gas prices and arbitrary fuel standards or government bureucrats who pushed for fewer brands and smaller cars.The push by environmentalists to make cars smaller and more fuel-efficient is based on the desire for clearner air and to fight global warming....