As the U.S. debates an economy-wide CO2 cap-and-trade policy, the transportation sector remains a significant oil security and climate change concern. Even though the transportation sector consumes the majority of the U.S.

The incoming Obama Administration and the 111th Congress face enormous challenges and opportunities in tackling the pressing security, economic, and environmental problems posed by the energy sector in the United States and worldwide. Improving the technologies of energy supply and end-use is a prerequisite for surmounting these challenges in a timely and cost-effective way.