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Hitting Transportation Issues Head-On The US transportation system which has long been a key to the success of our American economy is a source of problems that could be partially solved by technology Integrated technologies and appropriate policies could revolutionize the American transportation system so that its value to the economy is no longer undermined by its external costs NTRC researchers are working on technological solutions to these transportation issues Following is a look at some of these transportation issues and the solutions proposed by NTRC researchers The American transportation system is responsible for one-third of the energy we use and one-third of our carbon dioxide emissions which could contribute to unwanted climate changes One approach to solving these problems is to educate the public about the importance of buying cars and trucks that use fuel more efficiently so that less carbon dioxide is emitted David Greene of ORNLs Energy Division is helping this effort through wwwfueleconomygov a Web site he manages and writes for DOE The Web site which was designed by UTs Janet Hopson has been named site of the day by Yahoo an Internet company and USA TODAY It gets 1000 visitors a day According to Clean Energy for the 21st Century a document by DOEs Office of Energy Efficiency and Renewable Energy EERE which funds much of the research at NTRC DOE and six other federal agencies are working with the major US-based auto makers in the Partnership for a New Generation of Vehicles PNGV which has the goal of creating by 2004 a full-size car that achieves 80 miles per gallon without sacrificing safety affordability or other features we expect in an American car ORNL researchers are working on these transportation technologies Using PNGV funds ORNL researchers are studying better and cheaper ways to manufacture lightweight carbon-fiber composites to replace steel for body parts and other components of advanced vehicles the lighter the vehicle the less fuel
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