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Colorado State University retrofits two delivery trucks with hydraulic hybrid systems

Green Car Congress

Colorado State University will retrofit two internal delivery trucks with fuel-efficient hydraulic hybrid systems, paid for by a grant from the Colorado Energy Office. Colorado State has selected Lightning Hybrids LLC ( earlier post ) to provide the systems.

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Lightning Hybrids releases initial emissions testing results for medium-duty hydraulic hybrids

Green Car Congress

Lightning Hybrids , a maker of hydraulic hybrid systems for medium- and heavy-duty trucks and buses ( earlier post ), released initial results from emissions testing conducted by an independent testing facility in Colorado of two medium-duty trucks upfitted with the Lighting Hybrids system. With its high average speed(18.9 mph), low 2.1

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Researchers map CO2 emissions for entire Los Angeles Megacity to help improve environmental policymaking

Green Car Congress

For example, about 60 percent of roadway emissions come from 10 percent of the roads. We can identify the ones with the highest emissions and track how well efforts to reduce those emissions are working. It’s the first megacity for which we’ve quantified emissions down to the scale of every building and roadway.

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New study finds US anthropogenic methane emissions 1.5 times higher than previously estimated by EPA

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Using a new methodology, a study published in Proceedings of the National Academy of Sciences (PNAS) has concluded that anthropogenic emissions of methane from agriculture and fossil fuel extraction and processing (i.e., times greater than in most inventories and account for 24 ± 3% of national emissions. —Miller et al.

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DOE, General Motors and MathWorks launch EcoCAR Mobility Challenge

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The US Department of Energy (DOE), General Motors and MathWorks launched the EcoCAR Mobility Challenge, the latest DOE-sponsored Advanced Vehicle Technology Competition ( AVTC ), revealed the 12 competing universities and named the Chevrolet Blazer as the vehicle platform selected for the competition. Embry-Riddle Aeronautical University.

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Lightning Systems using predictive analytics to calculate vehicle fleet fuel consumption and tailpipe emissions

Green Car Congress

Engineers from Colorado-based Lightning Systems are using artificial neural networks to predict accurately the fuel economy and tailpipe emissions of fleet vehicles. Using artificial neural networks, we are able to accurately predict fuel consumption and emissions of commercial and government fleets.

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Study finds 2008 recession contributed to increase in age of US LDV fleet, slowing of emission reductions

Green Car Congress

The global economic recession of 2008—which severely depressed light-duty vehicle sales—resulted in an increase in the age of the light-duty vehicle fleet in the US that likely slowed the rate of decrease of fleet average emissions, according to a study by Gary Bishop and Donald Stedman at the University of Denver.

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