Gas Mileage Calculations: Why MPG Numbers Really Matter
Gas mileage calculations have recently changed to more accurately reflect real-world mpg. Here’s what you need to know about the new math and how to improve your mpg, save money and reduce air pollution.
We drive much more than 55: Today’s speed limits are much higher than those of 1985, when the EPA last revised its mpg math.
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Monitoring your fuel economy and becoming more aware of what influences it is one of the easiest and most fulfilling ways to make a difference for the environment.
Illustration by Istockphoto/Ryan Burke
Whether gas prices rocket past $3 a gallon or level off to about $2 a gallon, keeping an eye on your fuel economy will help you save big bucks each year.
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It’s best to buy gas in the early morning or late evening, when temperatures are cooler. You’ll get more gas for your dollar and filling up will contribute less emissions.