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Figure 75 - Carbon Dioxide
Emissions by Transportation Mode: 1991–2001
Excel | CSV | Table Version
1 Teragrams of CO2 equivalent—1
TgCO2 Eq
= 1 million metric ton of carbon equivalent x (44/12). A teragram = 1
trillion grams.
2 "Other"
carbon dioxide emissions are from motorcycles, construction equipment,
agricultural machinery, pipelines, and lubricants.
NOTE: Highway includes
passenger cars, buses, light-duty trucks, and other trucks.
SOURCE: U.S. Environmental
Protection Agency, Inventory of U.S. Greenhouse
Gas Emissions and Sinks: 1990–2001 (Washington,
DC: April 2003), table 1-14, also available at http://www.epa.gov, as of
June 2003.
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