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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

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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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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

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mpg increase over the previous year and an increase of nearly 5 mpg since 2004. The majority of the carbon and oil savings from current vehicles is due to new gasoline vehicle technologies, the report observed. mpg higher than MY 2012. mpg higher than MY 2012), and for trucks is 19.8 l/100 km)—a 0.5 Fuel economy.

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EPA: US greenhouse gases dropped 3.4% in 2012 from 2011; down 10% from 2005 levels

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decrease in 2012 from 2011. Total emissions of the six main greenhouse gases in 2012 were equivalent to 6,526 million metric tons of carbon dioxide. According to the report, GHG emissions in 2012 showed a 10% drop below 2005 levels, and were only slightly above the emissions in 1994 (6,520 million metric tons). Source: EPA.

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EIA: US energy-related CO2 emissions down 1.7% in 2016; carbon intensity of economy down 3.1%; transportation emissions up

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The natural gas share of electricity generation has grown as the coal share declined, partially offsetting the decline in energy-related CO 2 emissions from coal. These emissions were highest in 2007, prior to the recession, and have not returned to those levels, despite increasing every year since 2012. from the 2015 level.

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Ford to apply start-stop technology to non-hybrid vehicles in North America in 2012

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Ford will begin applying start-stop technology—currently used in Ford hybrids and some Ford cars in Europe—in conventional cars, crossovers and SUVs in North America in 2012. Ford’s patented new Auto Start-Stop system for gasoline engines will improve fuel economy for most drivers by at least 4%.

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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

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Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. Oh’s hydrogen engine matched the rated power of the original gasoline engine, with an achieved best-point gross indicated thermal efficiency is 42.4%. Oh and Plante. Click to enlarge. —Oh and Plante.

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Hyundai completes development of 3rd generation fuel cell vehicle; targeting mass production in 2015

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Tucson ix Fuel Cell Electric Vehicle. Hyundai Motor Company has completed development of its next-generation hydrogen fuel cell vehicle—the Tucson ix Fuel Cell Electric Vehicle (FCEV)—and will begin testing next year with an eye toward 2015 mass production. Gasoline equivalent fuel efficiency. Click to enlarge.

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