it's a loose correlation. a 911 gt2 rs costs about fifteen times as much as a Civic, but it's not fifteen times worse for the environment. there are SUVs that c

it's a loose correlation. a 911 gt2 rs costs about fifteen times as much as a Civic, but it's not fifteen times worse for the environment. there are SUVs that cost only 2-3x as much as a civic and are as bad or worse than the sports car.