Over the past few weeks auto writer Matthew de Paula and I have hosted an online conversation debating the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels.

FORBES: What Alternative Fuel Vehicle Will You Drive Next?

Auto writer Matthew de Paula and I are debating the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels (entries include a Volt, Nissan Leaf, Honda Civic GX and Volkswagen Jetta TDI, among others).

FORBES: The Chevy Volt: Old Men In Queens Love It

Auto writer Matthew de Paula and I will be debating the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels (entries include a Chevrolet Volt, Nissan LEAF, Honda Civic GX and Volkswagen Jetta TDI, among others).

FORBES: Car Wars: The Silent Nissan LEAF

Auto writer Matthew de Paula and I are debating the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels. (Entries include a Chevrolet Volt, Nissan Leaf, Honda CR-Z and Volkswagen Jetta TDI, among others.) An edited version will appear in a future issue of Forbes magazine.

FORBES: Update: The Honda Civic GX is Fine As Long As You Don't Refuel (Oh, and Tunnels Are Okay)

The comments reflect a practicality common among Western diplomats and officials trying to win hearts and minds in the Middle East and other non-Western countries where democracy isn't a tradition.

CNN: U.S. officials rethink hopes for Iraq democracy

Auto writer Matthew de Paula and I are debating the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels. (Entries include a Chevrolet Volt, Nissan Leaf, Honda CR-Z and Honda Civic GX, among others.) An edited version will appear in a future issue of Forbes magazine.

FORBES: How to Ask For French Fry Oil to Fuel Your Car

This is part of a Forbes online conversation to debate the practicality, performance and appeal of cars that run on diesel, electricity, natural gas and other non-gasoline fuels. (Entries include a Chevrolet Volt, Nissan Leaf, Honda Civic GX and Volkswagen Golf TDI that runs on French Fry oil.) An edited version will appear in Forbes magazine.

FORBES: In Which I Lose the Wheel of a $250,000 Solar Car