Transportation and Climate Change Clearinghouse
Driving Down GHG Emissions, Driving Up Fuel Efficiency
US Greenhouse Gas Emissions & Transportation
- The US is the world's second largest emitter of greenhouse gases
- Emissions have grown more slowly since 2000.
- Transportation accounts for about 28 percent of gross emissions.
- Cars & light trucks account for almost 60 percent of transport emissions.
Table: Annual Growth Rates of Economic & Transport Indicators and U.S. Greenhouse Gas Emissions: 2000-2007 and 1990-2007
Graph: Emissions Indicators US Greenhouse Gas Emissions, 1990-2007
Figure: US Greenhouse Gas Emissions by Source, 2007