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Study estimates fuel economy improvements to US light-duty vehicles from 1975–2018 saved 2T gallons of fuel, 17B tons of CO2

Green Car Congress

A team from the University of Tennessee and the National Renewable Energy Laboratory (NREL) has the fuel savings due to fuel economy improvements over the past 43 years amount to approximately two trillion gallons of gasoline. Fleet-wide fuel economy gains produced large fuel savings. Greene et al.

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UMD collaborative study finds that fuel efficiency of one car in household may be cancelled out by next car purchase

Green Car Congress

While this sounds like an all-too-logical conclusion, the study reports a 57% reduction in the benefits of driving the fuel efficient car for carbon emissions purely based on the purchase of the second vehicle. What we really wanted to do is see how households are making decisions when they purchase and own more than one vehicle.

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Responsible Battery Coalition and U Michigan launch study to compare electric and gas vehicle lifetime costs

Green Car Congress

The Responsible Battery Coalition, in partnership with the University of Michigan Center for Sustainable Systems, launched a comprehensive research project to compare the total cost of ownership of gas and electric vehicles (EVs). Projections of future gasoline and electricity prices. Refueling patterns based on driver time valuation.

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MIT study finds fuel economy standards are 6-14 times less cost effective than fuel tax for reducing gasoline use

Green Car Congress

In a study published in the journal Energy Economics , MIT researchers have found that a fuel economy standard is at least six to fourteen times less cost effective than a fuel tax when targeting an identical reduction in cumulative gasoline use (20% by 2050). —Karplus et al.

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U-M researchers challenge USPS EV environmental study

Green Car Congress

A new University of Michigan study finds that making the switch to all-electric mail-delivery vehicles would lead to far greater reductions in greenhouse gas emissions than previously estimated by the US Postal Service (USPS). The NGDV program calls for the purchase of up to 165,000 new mail delivery trucks over the next decade.

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.

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When Should You Dump Your Gas Guzzler?

Clean Fleet Report

When Should You Dump Your Gas Guzzler? Questions & Answers from our Friends at EarthTalk What are the environmental and other pros and cons of ditching the gas guzzler for an electric vehicle (EV)? greenhouse gas emissions, making the switch to EVs a welcome change for environmental advocates. — S.H.,

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