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Actual fuel economy of cars and light trucks: 1966-2019

Green Car Congress

However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?. Annual statistics from the U.S. Department of Transportation.

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Actual fuel economy of cars and light trucks: 1966-2017

Green Car Congress

However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?. Annual statistics from the U.S. Department of Transportation.

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New inventory of black carbon emissions from China finds 2007 levels higher than previously reported

Green Car Congress

The paper by researchers from Peking University and Environment Canada appears in the ACS journal Environmental Science & Technology. For the remaining sources, the following fuel consumption data were used: national data from the United Nations Statistics Division (1949?1970); By comparing fuel consumption data (1980?2007)

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NREL Study Finds UPS First-Generation Hybrid Vans Deliver Almost 29% Greater Fuel Economy

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UPS’ first-generation diesel hybrid delivery vans improved the on-road fuel economy by 28.9% Both the Freightliner hybrid model and the conventional model use a Mercedes-Benz MBE 904 four-cylinder diesel engine. In 2008, UPS ordered an additional 200 hybrids with additional features and updates. Source: Lammert 2009.

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The Long View from SAE 2009 World Congress

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Professor Robert Cervero, Department of City and Regional Planning, University of California-Berkeley. Professor Sebastian Thrun, Stanford University. Examples of advanced powertrains are turbo charged gas engines, diesel and hybrid. LFEE 2008-05 RP, July 2008. Dr. Luca Guala, Systemica. 8.6 / 10.6. 6.6 / 8.2. ?6.7

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California ARB Explores Amendments to Heavy-Duty Emissions Rule Based on Economic Situation; Directs Staff to Redo Tainted Report

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The California Air Resources Board (ARB) passed a series of motions at the end of a long day of public testimony related to the implementation and enforcement of its heavy-duty (on- and off-road) diesel emissions regulations. These updates had been requested by the Board at the December 2008 and July 2009 meetings, respectively. “We

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First results from HEI/ACES murine study find few biologic effects from exposure to exhaust from new technology diesel engines

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The first results of a comprehensive study of the health effects of exposure to new technology diesel engines has found no evidence of gene-damaging effects in the animals studied, and only a few mild effects on the lungs, according to a report issued today by the Health Effects Institute (HEI). —Dan Greenbaum, President of HEI.

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