http://web.mit.edu/sloan-auto-lab/research/beforeh2/files/Ma...
Car weight declined sharply from 1976 to 1982, then started creeping up again, but cars in 2010 were only about as heavy as cars in ~1979.
http://web.mit.edu/sloan-auto-lab/research/beforeh2/files/Ma...
Car weight declined sharply from 1976 to 1982, then started creeping up again, but cars in 2010 were only about as heavy as cars in ~1979.