Looking for an energy efficient vehicle?  In terms of total energy efficiency including production, actual usage, and disposal, Scion xB leads the list, significantly better than even the best hybrids.

That’s the conclusion of long-term study of “dust to dust” energy costs for cars and trucks. The research tracked and calculated the energy cost of each model sold in the U.S. in 2005 from initial concept to the projected time it is scrapped.

http://www.cnwmr.com/nss-folder/automotiveenergy/