TABLE 10-5 Carbon Dioxide Emissions by Type of Highway Vehicle: 2002

TABLE 10-5 Carbon Dioxide Emissions by Type of Highway Vehicle: 2002

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  TgCO2Eq Percent
Passenger cars 636.9 45.4
Light-duty trucks 465.5 33.2
All other trucks 292.4 20.8
Buses 8.3 0.6
Total highway 1,403.1 100.0

KEY: TgCO2Eq = teragrams of carbon dioxide equivalent. A teragram = 1 trillion grams.

NOTE: Alternative fuel vehicle emissions are allocated to the specific vehicle types in which they were classified (i.e., passenger cars, light- duty trucks, and other trucks and buses).

SOURCE: U.S. Environmental Protection Agency, Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2002, (Washington, DC: April 2004), table 2-9, available at http://www.epa.gov, as of May 2004.