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Study suggests current levels of methane leakage would result in numerous decades of more rapid climate change from a shift to natural gas vehicles

Green Car Congress

Because of methane leakage from the natural gas infrastructure, a shift to natural gas vehicles from gasoline or diesel vehicles could lead to greater radiative forcing of the climate—i.e., Recent reports in the scientific literature and popular press have produced confusion about the climate implications of natural gas.

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NHTSA Sets MY 2011 CAFE Standards; Estimates Industry-Wide 27.3 mpg

Green Car Congress

mpg, save 887 million gallons of fuel over the lifetime of the MY 2011 cars and light trucks, and reduce CO 2 emissions by 8.3 mpg US, a 2.0 mpg increase above MY 2010, corresponding to 326 gCO 2 /mi. mpg US (294 gCO 2 /mi); MY 2011 light trucks will reach 24.1 mpg (369 g/mi). mpg (320 gCO 2 /mi).

2011 210
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Univ. of Delaware Researchers Conclude Cash for Clunkers Cost Exceeded Benefit

Green Car Congress

Assuming 12,000 as the average miles driven per year and using the average mpg of the retired vehicles (15.8 mpg) and the newly purchased vehicles (25.0), they calculated that the program cut gasoline consumption by some 280 gallons per year per vehicle. 2009) Climate change and health costs of air emissions from biofuels and gasoline.

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US House Members Introduce Bipartisan Disapproval Resolution to Block EPA Regulation of GHG; Mirrors Murkowski Resolution

Green Car Congress

When Congress passed the Clean Air Act, it never gave EPA the explicit authority to regulate greenhouse gas emissions for the purpose of stopping global climate change. mpg in 2016 (39 mpg for cars, 30 mpg for trucks), or approximately 250 grams CO 2 /mile. Tags: Climate Change Emissions Policy.

EPA 191
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US EIA Reports Record-setting 7% Overall Decline in US Carbon Dioxide Emissions in 2009; Transport Emissions Down 4.1%, Lowest Percentage Reduction of the End-UseSectors

Green Car Congress

The fuel economy of the total US fleet improved from 27 mpg US in 2008 to 28.5 mpg US in 2009. Tags: Climate Change Emissions. In 2009 the continuing economic downturn further lowered demand despite average fuel prices that remained well below their 2008 level.

2009 239
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ACEEE ranks i-MiEV as “Greenest” car in US, Civic Natural Gas ties for second with LEAF

Green Car Congress

Vehicles are analyzed on the basis of a “Green Score,” a singular measure that incorporates unhealthy tailpipe emissions, fuel consumption, and emissions of gases that contribute to climate change. ACEEE 2012 “Greenest” Rankings. Make and Model. Specifications. Emission Standard. Green score. Mitsubishi I-MiEV. Honda Civic Natural Gas.

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EPAs GHG Standards for Light-Duty Vehicles; Special Credits To Encourage PHEVs, BEVs and FCVs

Green Car Congress

mpg if all improvements came from fuel economy) and 34.1 mpg US (6.9 mpg US (EPA). Final CAFE mpg US (NHTSA). mpg US (EPA). Final CAFE mpg US (NHTSA). mpg US (EPA). mpg US (EPA). Final CAFE mpg US (NHTSA). L/100km) fuel economy level, respectively. Earlier post.). Passenger cars.

EPA 236