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Report argues advanced HD natural gas vehicles foundational for California to hit air and climate goals; near zero-emission potential

Green Car Congress

Five technology paths for very-low-NO x and GHG emissions from heavy-duty natural gas engines. The “Pathways to Near-Zero-Emission Natural Gas Heavy Duty Vehicles” report, authored by GNA on behalf of Southern California Gas Co. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels. Click to enlarge.

Climate 257
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Research shows clean fuel-use for ships off California coast extremely effective in reducing sulfur dioxide pollution

Green Car Congress

The California data were compared to ship-plume measurements made by NOAA near the Port of Houston, Texas in 2006. NOAA researchers on the ship Atlantis focused on various sources of emissions, air quality and meteorology along the California coast and in the San Francisco Bay.

Pollution 186
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California ARB greenlights states GHG cap-and-trade program

Green Car Congress

The “cap”—which declines each year—limits GHG emissions, and uses allowances to control total emissions; one allowance equals one ton of GHGs. The “cap”—which declines each year—limits GHG emissions, and uses allowances to control total emissions; one allowance equals one ton of GHGs.

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ARB releases proposed cap-and-trade regulation for comment; transportation fuels impacted in 2015

Green Car Congress

A key part of ARB’s AB 32 Scoping Plan ( earlier post ), the cap-and-trade program provides an overall limit on the emissions from sources responsible for 85% of California’s greenhouse gas emissions. The program is expected to reduce GHG emissions between 18 and 27 MMTCO 2 e in 2020. Over time, the cap will steadily decline.

2015 210
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New CE-CERT report finds Cummins Wesport ISL G near-zero gas engine performs with lower NOx than EPA certification standard over range of cycles

Green Car Congress

With the near-zero emission factors demonstrated for natural gas vehicles, it is expected that these vehicles could play an important role in providing much needed emissions reductions required for the South Coast Air Basin and California to reach federal air quality attainment standards. liter equipped vehicle.

EPA 150
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Emissions of Air Pollutants down in EU-27

Green Car Congress

The European Community’s air pollutant emission inventory report released by the European Environment Agency finds that in 2007, sulphur oxides (SO x ) emissions were down by 72 % from 1990 levels. EU-27 emissions of all four pollutants were lower in 2007 than in 2006.

Pollution 236