Professor Mechanical Engineering; MIT Joint Program on the Science and Policy of Global Change
OBQ: Do electric cars really harm the environment less than gasoline-powered cars?
New Atlas
U.S. CAFE Standards
January 2012
John Heywood
An Action Plan for Cars
April 2010
John Heywood, Valerie Karplus
On the Road in 2035
August 2008
Examining future changes in the transportation sector
Three paths forward for light-duty vehicles
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