Gas-electric cars

Hybrid Cars from Hybrid Hippie!

The tax can be coupled with incentive payments to owners of energy efficient cars. Per person, the US still emits more carbon dioxide than other ...

Electric car

Hybrid Cars from Hybrid Hippie!

Americans for Fuel Efficient Cars - An Arianna Huffington Project to fund ads linking SUVs to national security.

Top 10 Most Fuel-Efficient Cars for 2006
For all you smart souls with an eye on the pump, we've compiled a list of the 10 most fuel-efficient cars currently sold in the US ...