Figure 5-8 Index of Key Air Pollutant Emissions from U.S. Transportation: 1990–2012
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Index: 1990 = 1.0
Year Carbon monoxide Nitrogen oxide Volatile organic compounds PM-10 PM-2.5 Sulfur dioxide Ammonia 1990 1.00 1.00...Excel
Index: 1990 = 1.0
Year Carbon monoxide Nitrogen oxide Volatile organic compounds PM-10 PM-2.5 Sulfur dioxide Ammonia 1990 1.00 1.00...Table Version
KEY: PM-10 = airborne particulates of less than 10 microns; PM-2.5 = airborne particulates of less than 2.5 microns.
NOTES: Not all graph scales are comparable. The indices are calculated using data on emissions from highway...
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Millions of metric tons of CO2, domestic activities only
Passenger cars Light-duty trucks Medium- and Heavy- trucks Buses Aircraft Ships and boats Rail Other...Excel
DomesticImportedTotal200515,960189,868205,828200624,198229,320253,518200777,629275,233352,862200886,082229,606315,688200981,882208,858290,740201064,893209,528274,421201162,724206,454269,178SOURCE: Ward's Automotive Group, WardsAuto.com, personal communication,...
Table Version
SOURCE: Ward’s Automotive Group, WardsAuto.com, personal communication, January 2012, as cited in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics...
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Thousand gasoline-equivalent gallons
1995 2000 2007 2008 2009 2010 Alternative Fuel ...Excel
Miles per gallon
Average U.S. passenger car fuel efficiency (calendar year)New vehicle fuel efficiency (model year)CAFE standards (model year) Light duty vehicle, short wheel baseLight duty vehicle, long wheel basePassenger carDomestic passenger carImported passenger...Excel
Trillion Btu, domestic activities only
199020002007200820092010Air Jet Fuel Certificated carriers1,6491,8771,7551,6831,5051,493General aviation90131201230195193Aviation gasoline ...Excel
Million barrels per day
Year Total Production Transportation Consumption Total Consumption 1990 9.65 10.89 17.04 1991 9.85 10.76...Table Version
NOTE: 2011 is preliminary. 2010 and 2009 are revised.
SOURCE: U.S. Department of Energy, Energy Information Administration, Annual Energy Review 2011 (Washington: DC: September 2012), tables 5.13a, available at http://...