What can $611 billion buy?
Boston.com
With $611 billion, you could convert all cars in America to run on ethanol nine times over. TheBudgetGraph.com estimates that converting the 136,568,083 registered cars in the United States to ethanol (conversion kits at $500) would cost $68.2 billion.
Many, many environment-friendly cars on the road
With $611 billion, you could convert all cars in America to run on ethanol nine times over.

TheBudgetGraph.com estimates that converting the 136,568,083 registered cars in the United States to ethanol (conversion kits at $500) would cost $68.2 billion.
(AP Photo)