April 20, 2009 by E - The Environmental Magazine
Filed under Earth and Environment, Life, The Magazine
Dear EarthTalk: I don’t understand why there are many European diesel cars with very high mileage ratings that are not available in the U.S. Can you enlighten? – John Healy, Fairfield, CT
Different countries do have differing standards in regard to how much pollution gasoline and diesel automobile engines are allowed [...]
