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1 1.31 If the U.S. fleet of vehicles suddenly became 15% more fuel effi- cient, how much annual emissions of CO2 would that prevent? Assume the following: 200 million vehicles in the U.S., each driv- ing (on average) 12,000 miles/year, with an average fuel economy of 18 mi/gal. Also assume each gallon of gasoline contains about 5 lb of carbon.

1 1.31 If the U.S. fleet of vehicles suddenly became 15% more fuel effi- cient, how much annual emissions of CO2 would that prevent? Assume the following: 200 million vehicles in the U.S., each driv- ing (on average) 12,000 miles/year, with an average fuel economy of 18 mi/gal. Also assume each gallon of gasoline contains about 5 lb of carbon.

Sustainable Energy
Sustainable Energy
2nd Edition
ISBN:9781337551663
Author:DUNLAP, Richard A.
Publisher:DUNLAP, Richard A.
Chapter20: Hydrogen
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1 1.31 If the U.S. fleet of vehicles suddenly became 15% more fuel effi- cient, how much annual emissions of CO2 would that prevent? Assume the following: 200 million vehicles in the U.S., each driv- ing (on average) 12,000 miles/year, with an average fuel economy of 18 mi/gal. Also assume each gallon of gasoline contains about 5 lb of carbon.
Transcribed Image Text:1 1.31 If the U.S. fleet of vehicles suddenly became 15% more fuel effi- cient, how much annual emissions of CO2 would that prevent? Assume the following: 200 million vehicles in the U.S., each driv- ing (on average) 12,000 miles/year, with an average fuel economy of 18 mi/gal. Also assume each gallon of gasoline contains about 5 lb of carbon.
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