7-8 Alternative Fuel Vehicles in Use: 1995–2011
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thousands
Year Othera Electricb Natural gasc LPG Ethanold Total 1995 18.7 2.9 50.8 172.8 1.7 246.9...General
Legacy ID
201
7-7 Fuel Economy of Light-Duty Vehicles: 1990–2013
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miles per gallon
Year Passenger car CAFE standard Light-truck CAFE standard Passenger car new fleet Light-truck new fleet On-road fleet 1990...7-5 Transportation GHG Emissions by Mode: 2012
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percent of TgCO2 Eq.
Mode TgCO2 Eq. Percent Highway 1,559 85 Air 147 8 Water 41 2...7-6 Highway Vehicle Air Pollutant Emissions: 2002–2013
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Index: 2002 = 1.0
Year Carbon monoxide Nitrogen oxide Volatile organic compounds PM-10 PM-2.5 Sulfur dioxide Ammonia 2002 1.00 1....7-4 Greenhouse Gas Emissions by Sector: 1990–2012
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Tg CO2 Eq.
Year Transportation Industry Residential Commercial Agriculture 1990 1,556 2,174 953 937 579...7-3 Petroleum Consumption by Sector: 1960–2013
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million barrels per day
Year Transportation Industrial Residential and commercial Electric power 1960 5.1 2.7 1.7 0.2...7-2 Transportation Energy Consumption by Source: 2013
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percent of Btu consumed
Source Trillion Btu Percent Petroleum 24,873 92 Renewable energy 1,244 5 Natural gas 795...7-1 Energy Consumption by Sector: 1960–2013
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quadrillion Btu
Year Transportation Industrial Residential Commercial 1960 10.6 20.8 9.0 4.6 1961 10.8...7 Environment
The U.S. transportation system is a major consumer of energy and generates significant environmental impacts.
7-1 Energy Consumption by Sector: 1960–2013 7-2 Transportation Energy Consumption by Source: 2013 7-3 Petroleum Consumption by Sector: 1960–2013 7-4 Greenhouse Gas Emissions...6-5 Pedestrian and Bicyclist Fatalities: 1990–2012
Graphic Version | Excel
Year Fatalities Percent of all highway fatalities 1990 7,341 16.5 1991 6,644 16.0 1992 6,272 16.0...