"As gasoline prices climb inexorably, American driving habits are going to have to undergo a massive change, mimicking the driving habits long adopted by Europeans who have faced much higher gas prices. Average miles driven will likely fall by as much as 15%, while the market share of light trucks, SUVs and vans will be literally halved, reversing the trend of the last fifteen years. But the most fundamental, and unprecedented change will be in the number of vehicles on the road.
Over the next four years, we are likely to witness the greatest mass exodus of vehicles off America’s highways in history. By 2012, there should be some 10 million fewer vehicles on American roadways than there are today—a decline that dwarfs all previous adjustments including those during the two OPEC oil shocks"
