"Because of advances in electronics, diesel vehicles now do a far better job of controlling how fuel burns in the engine, eliminating much of the smoke and noise of 20 years ago. That allows some of diesel's good qualities to shine: It gets 20 to 40 percent better fuel economy than gasoline power. Diesel engines tend to be far more durable than gasoline engines, routinely lasting for many hundreds of thousands of miles. A diesel has tremendous low-end power, which is good for hauling boats or jumping off the line at a stoplight..."[if a login is required for the Post's site, try BugMeNot]
"'Historically, agencies concerned about the environment have not been big fans of diesel, but the new technology that's emerged in the last few years has actually made us big supporters,' said Jeffrey R. Holmstead, Environmental Protection Agency assistant administrator in charge of programs to control air pollution. EPA projections show that if diesels accounted for a third of all vehicle-miles traveled in the country by 2020, the nation could save a million barrels of fuel a day and consumers could save more than $20 billion per year..."
"The trick is getting Americans to believe that in sufficient numbers to make diesel profitable to the manufacturers. Volkswagen's best-selling diesel model is the New Beetle, with a fuel-efficiency rating -- about 50 miles per gallon -- and sales volume -- nearly 57,000 last year -- that are both comparable to Toyota's Prius hybrid."
News and information about Biodiesel & alternative fuels.
Washington Post, Will New, Cleaner Diesel Cars Fuel Comeback in U.S.?: