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The Bureau of Transportation Statistics (BTS) provides high quality information to serve government, industry, and the public in a manner that promotes broad understanding. Standards and policies are used to ensure and maximize the quality, objectivity, utility and integrity of its information....
U.S. Department of Transportation
Anthony FoxxSecretary of Transportation
Victor MendezDeputy Secretary of Transportation
Gregory WinfreeAssistant Secretary for Research and Technology
Bureau of Transportation Statistics
Patricia HuDirector
Rolf SchmittDeputy...
Air carrier: Certificated provider of scheduled and nonscheduled services.
Chained dollars: A method of adjusting to real dollar amounts to account for both changes in price-levels and the composition of output over time. This is completed by using a chain-weighted type...
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Source: Ward's Automotive Group, www.wardsauto.com as of September 2015.
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aFlex fuel vehicles are capable of running on E85, plain gasoline, or any ethanol-gasoline blends in between. bExcludes gasoline-electric hybrids. cIncludes compressed natural gas (CNG) and liquified natural gas (LNG).
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Key: CAFE = Corporate Average Fuel Economy.
Notes: New fleet data and CAFE standards are for vehicle model years. On-road fleet data include passenger cars and light trucks and are estimated using average miles traveled...
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Key: PM-10 = airborne particulates of less than 10 microns; PM-2.5 = airborne particulates of less than 2.5 microns.
Notes: Indices are calculated using data on highway vehicle emissions only. Particulate matters...
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Key: GHG = greenhouse gas. TgCO2 Eq. = teragrams of carbon dioxide equivalent. A teragram = 1 million metric tons.
Note: Percents may not add to 100 due to rounding.
Source: U.S. Environmental...
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Key: TgCO2 Eq. = teragrams of carbon dioxide equivalent. A teragram = 1 million metric tons.
Note: Electric power sector emissions are distributed across sectors. Emissions include CO2, CH4, N2O, HFCs, PFCs, and SF6....
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Source: U.S. Department of Energy, U.S. Energy Information Administration, Monthly Energy Review, available at www.eia.gov/totalenergy/data/monthly as of September 2015.