What is a natural gas vehicle and what does CNG mean?
February 3, 2009, 10:29 p.m. by Vanessa Vadim
They are a step up (cleaner) than regular cars, but there's a lot to know.
Can Obama make transportation green?
January 6, 2009, 10:30 a.m.
Economic realities create early test of Obama's ability to bring about real change.
Diesel cleans up its act
November 24, 2008, 10:53 a.m.
The new models are green, fuel-efficient and may be a better choice than a hybrid.
Ithaca, NY, wants to be America's 1st podcar city
November 23, 2008, 5:21 p.m.
Is the future now for podcars?
Is there any easy, pre-trip way to find stations with biodiesel?
February 28, 2008, 2:37 p.m. by Mother Nature
Check out this site that will tell you where to find biodiesel pit stops nationwide.
Luxembourg is making public transit free to all
E-bikes are booming among boomers
Plane, train or automobile: Which has the biggest footprint?
How fast could you travel across the U.S. in the 1800s?
12 reasons to use a bicycle for transportation
Do you have to modify a diesel engine to run it on vegetable oil?