- Improve transportation energy efficiency and reduce emissions through roadway design, traffic operations, and community design and planning
- Advance the use of sustainable fuels, technologies, and energy efficient transportation modes
- Increase understanding of the economic and environmental impacts of renewable fuels and encourage use of sustainable transportation energy sources
- Investigate economic models that encourage more efficient passenger and freight movement
The goal of the Sustainable Transportation Systems Program (STSP) is to develop knowledge about the energy and environmental aspects of moving people and goods.