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WMO: Atmospheric Concentrations of Main Greenhouse Gases in 2008 Set New Highs

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Relative contribution of major greenhouse gases to the overall change in radiative forcing between 1979 and 1984 (a) and from 2003 to 2008 (b). Atmospheric levels of major greenhouse gases continue to increase, according to the World Meteorological Organization’s (WMO) 2008 Greenhouse Gas Bulletin. from 2007 to 2008.

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UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

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Significant climate anomalies 2008/2009. The developing and least-developed economies, 80% of the world’s population, accounted for 73% of the global growth of emissions in 2004. In 2008, the minimum ice extent was 9% greater than in 2007, but still the second lowest on record. Source: Climate Change Compendium. Earlier post.).

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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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Many of the strategies employed to reduce GHG emissions will also work to meet the national ambient air quality standard for ozone in 2032. California’s vehicle GHG standards—authorized by AB 1493 (Pavley) in 2002, first approved in 2004, and extended in 2012—are delivering fuel consumption and CO 2 reductions.

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

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In response to a Board directive in April 2008, ARB staff developed a plan to further reduce emissions from locomotives and railyards. NO x helps create ground-level ozone, or smog. ARB Chairman Mary Nichols. The emission reductions were to be beyond existing US EPA regulations and ARB regulations and agreements.

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Up close and personal with Volkswagen’s e-Golf carbon offset project: Garcia River Forest

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TCF acquired the 23,780-acre tract in 2004 for $18 million ($10 million California Coastal Conservancy, $3.5 Applying a -10% uncertainty factor to this outcome, over 100 years (2004 to 2104) the GRF will have 3,745,208.7 ozone depletion potential (ODP). photochemical ozone creation potential. Garcia River Forest.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

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The first such vehicles were introduced by Volkswagen in 2003, and by 2004, they accounted for more than 17% of the Brazilian auto market. 80.27, “high ozone season” means the period from June 1 to September 15 of any calendar year and “regulatory control period” means the period from May 1 to September 15 of any calendar year.

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Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

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L/2004 calibration engines. Unregulated pollutants also include ozone precursors and bioaccumulative and toxic compounds. The second engine was a Ford 2008 6.4 L engine was operated under both 2004 and 2007 calibrations. L/2004 calibration engine, and benzene by 40% for the 1.7 L/2002 calibration and 6.4

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