Green Book, The Environmental Guide to Cars and Trucks published by the American Counci for an Energy-Efficent Economy recently came out and ranked the Honda Civic GX as the greenest car in America according to its environmental friendliness.
The book helps consumers compare vehicles on the basis of a green score which is a measure that incorporates fuel consumption and air pollution, including both unhealthy tailpipe emissions and the emissions of gases that cause global warming.
The Toyota Prius and Honda Civic Hybrid, stalwarts on the annual "Greenest Vehicles" list,
claim spots two and three, while the Nissan Altima Hybrid and Toyota Yaris, market newcomers for model year 2007, round out the top five.
Others in the list include conventional and hybrid-electric vehicles from Honda, Hyundai, Kia, and Toyota.