But like the Leaf, the Civic CNG is a car that has to be bought for a specific reason, whether that is environmental, political, or just because you want solo access to the commuter lane.

FORBES: Natural Gas Cars Not A Hit With Consumers Yet

At five years past graduation, Sylvia has no credit card debt, but she has one year remaining on the loan of a new car she bought two years earlier.

FORBES: Magazine Article

As fewer people bought new cars, the age of the average car on the road has increased to a record high of more than 11 years old, according to the R.

FORBES: U.S. Auto Sales, Profits Are Up For 2012