diesel vs. gasoline

Diesel produces more smog than gasoline, study says

Diesel produces more smog than gasoline, study says

Diesel engines produce nearly 15 times the amount of one of the main ingredients in smog than gasoline-powered engines, says a recent study by the University of Cal-Berkeley. The study was in part funded by the U.S. Environmental Protection Agency and the California Air Resources Board, and, notably, the study concludes that "diesel exhaust is responsible for 65-90 percent" of a particular geographical region's vehicular-delivered secondary organic aerosol — the smog ingredient. For the full report of ...

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