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California ARB: GHG emissions fell below 1990 levels for first time in 2016; down 13% from 2004 peak; transportation emissions up 2%

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The California Air Resources Board (CARB) announced that greenhouse gas emissions in California in 2016 fell below 1990 levels for the first time since emissions peaked in 2004—a reduction roughly equivalent to taking 12 million cars off the road or saving 6 billion gallons of gasoline a year. How the inventory is compiled.

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California ARB awards $7M for ultra-low NOx heavy-duty diesel truck demo project with Achates opposed-piston engines

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The project will build and install diesel-fueled two-stroke compression-ignition Achates Power Opposed-Piston Engines into Class 8 demonstration trucks that will be road-road ready in 2019 and operate in fleet service in California in 2020. California’s ultra-low NO x emissions standard is 0.02 grams per brake horsepower-hour (g/bhp/hr).

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California ARB Seeks Further Reductions of Diesel Emissions at State Rail Yards

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While current state and federal measures are on target to reduce toxic diesel locomotive emissions 65% or more by 2020, additional measures recommended by ARB staff would ultimately provide up to 85% or greater emissions reductions within the rail yards over the same period, resulting in cleaner air for nearby residential neighborhoods as well.

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Calif. ARB releases GHG scoping plan update; more ZEVs, “LEV IV”, MD and HD regulations; ZEV for trucks; more LCFS

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The 2013 Scoping Plan update lays out the remaining steps to the 2020 limits set by AB 32. California’s transportation system accounts for about 38% of the state’s GHG emissions and is the primary source of smog-forming and toxic air pollution in the State. Transportation. —Draft Scoping Plan Update. Low-Carbon Fuels.

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High Performance Computing key enabler for accelerating development of high efficiency engines

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In an effort to reliably predict efficiency and pollutant emissions for new engines and fuels, computer simulations are used to study fundamental turbulence-chemistry interactions. Low emission, low temperature engine concepts of the future operate in regimes where combustion is poorly understood. Earlier post.)

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Study: California will hit climate targets >100 years too late at current pace of reductions; transportation, wildfires & landfills

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California has made tremendous gains cutting pollution without detrimental economic impacts. The findings follow on California’s hitting its 2020 emissions reductions goals four years early. Landfill emissions are also emerging as a policy challenge, having risen every single year since 2004 in California, and shooting up 7.4%

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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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ºF) above pre-industrial levels to avoid the most catastrophic effects of climate change, and that global GHG emissions would have to peak around 2020 and then sharply decline by 50% to 85% by the year 2050. AR4 also affirmed that warming would have to be held to no more than 2 ºC to 2.4 Earlier post.).

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