- The U.S. Department of Transportation’s Bureau of Transportation Statistics’s National Transportation Statistics (NTS)
- The United State Department of Energy Clean Cities Program
- Alternative Fuels Data Center
- National Renewable Energy Laboratory (NREL)
- California Partnership for the San Joaquin Valley
Interested in reducing your carbon footprint? TerraPass provides helpful suggestions that can be used in everyday life. TerraPass also offers Carbon Offsets that are available for purchase that help support emission reduction projects.