Figure 4-29 U.S. Surface Trade with Canada (selected modes): 1995-99 (Annual totals)

Source: U.S. Department of Transportation, Bureau of Transportation Statistics, Transborder Surface Freight data (Washington, DC...

Figure 5-30 Transportation Noise Levels

Sources: Aircraft noise. adapted from 14 Code of Federal Regulations, Part 36, appendix C; Highway and railroad noise: P.M. Nelson, ed., Transportation Noise Reference...

Passenger-Miles Per Capita: 1975-2025

Table 2-6 Active Interstate Carriers by Fleet Size: 2000

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Table 4-5 Top Selling Cars and Trucks in the United States: 1998

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Table 2-4 U.S. Waterborne Container Trade – Top 10 Ports (Thousands of metric tons)

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Figure 4-2 Imports and Exports as a Percent of U.S. Gross Domestic Product (GDP) 1975 and 1999 (Chained 1996$)

Source: U.S. Department of Commerce, Bureau of Economic Analysis, International Transactions Account, available at...

Figure 6-6 Deployment of Freeway Surveillance Systems: 1997

Source: U.S. Department of Transportation, Federal Highway Administration, Joint Program Office for Intelligent Transportation Systems, Tracking the...

Figure 5-31 Estimated Population Exposed to Airport Noise Levels of DNL 65 db or More: 1975-99

Sources: Exposure estimates: U.S. Department of Transportation (USDOT), Federal Aviation Administration (FAA), Office of Environment...

Vehicles: 1975-2025