GPM - The MPG Illusion Website
To know your gas savings when comparing cars, GPM can be subtracted. MPG cannot.
If you are buying a car, use these calculators to see the gas and cost savings of different vehicles:
GPM Calculator
Climate Central
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Overview of "Gallons per Mile" (Start Here)
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What is the MPG Illusion?
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Others Who Have Argued for GPM
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"Gallons Per Mile" Calculator
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Other Tools for Calculating GPM
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GPM Tables
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Original
Science
Article (free link)
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Video
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Quiz
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Class Materials
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Tuesday, December 2, 2008
Graph of Gallons per 10,000 Miles (GPM) as a Function of MPG
Click here to open a powerpoint copy of this graph.
Burning one gallon of gas releases about 20 pounds of carbon dioxide
(another 20 percent is released in producing gasoline). Every 100 gallons saved reduces carbon dioxide emissions by 1 ton.
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