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The Center is an initiative of the U.S. Department of Transportation, dedicated to fostering awareness of the potential links between transportation and global climate change, and to formulating policy options to deal with the challenges posed by these links. As shown in the pie chart below, transportation activities accounted for over a quarter of total U.S. greenhouse gas emissions in 2002. Percentage of U.S. Greenhouse Gas Emissions, 2002
![]() * Excluding emissions in US territories, which accounted for 0.67% of total emissions.
Data Source: EPA Inventory of U.S. Greenhouse Gas Emissions and Sinks, 2004 |
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