Dangerous or dubious?

When cold weather rolls in, it automatically takes a chunk from your gas mileage, but a hidden culprit might be a sudden reduction in your tire pressure.

Best Minivans of 2007 & 2008

Top Five Family Sedans for 2007 & 2008

Taking the “no harm – no foul” approach, they’ll waste a few pennies on these … not paying any mind to what might happen to their car because of these products. Or what will happen to them.

Looking at the facts, we know two things: the AC’s air compressor does have a notable impact on fuel efficiency … but so does the impact of decreased aerodynamics when the windows are down at high speeds. Most auto enthusiasts agree with the show’s original findings. Keeping your windows down at lower speeds, and switching to AC on the highway, provides the most comfort while focusing on fuel efficient driving.

We’ve all heard that air conditioning makes an impact on how much gas you burn, and sometimes that’s true. What about other accessories? With fall here, and winter soon on its heals, it’s time to look at how your heater and defrost impact your miles per gallon.

While the US is still struggling to get it’s individual transportation on the green, the Japanese have made the leap to hybridizing their railroad system.
The East Japan Railway Company has put the world’s first diesel-electric on tracks. Though twice as expensive as a traditional train, the hybrid offers 20% higher fuel efficiency and reduces carbon dioxide emissions by 60%.
Hybrid Train