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United States. Department of Transportation. Research and Innovative Technology Administration
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Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS)
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environment
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Columbia
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1. United States Fixed-Guideway Transit Points, 2013
2013. United States. Bureau of Transportation Statistics, United States. Federal Transit Administration., and United States. Department of Transportation. Research and Innovative Technology Administration. Version 2004 of the Fixed-Guideway Transit Network is a network database of the nation's fixed-guideway transit systems. The data set covers system... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).
2. United States Non-Attainment Areas: Nitrogen Dioxide, 2013
2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, United States. Federal Highway Administration., and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. The standard for the NO2 NAA is 0.053 ppm. For more detailed inform... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).