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Study Concludes Warming Climate Will Increase Ozone Levels in Major California Air Basins; Climate Change and Regional Air Quality Are Intertwined Problems

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Illustration of projected ozone changes in the South Coast region due to climate change in 2050. Areas in orange and red could see ozone concentrations elevated by 9 to 18 parts per billion. Our study reveals that climate change and regional air pollution are intertwined problems. Click to enlarge.

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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. Source: Climate Change Compendium. The developing and least-developed economies, 80% of the world’s population, accounted for 73% of the global growth of emissions in 2004. Click to enlarge. Earlier post.). Earlier post.). Global emissions were growing by 1.1%

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Study Highlights the Importance of Considering Climate Effects of Non-CO2 Emissions from Transport in Mitigation Strategies and Policies

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The on-road transportation (ORT) and power generation (PG) sectors are major contributors to CO 2 emissions and a host of short-lived radiatively-active air pollutants, including tropospheric ozone and fine aerosol particles, that exert complex influences on global climate. Unger et al. Click to enlarge. Unger et al. Resources.

Climate 150
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Study Finds Asian Monsoon Carries Pollution Into the Stratosphere

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This could explain satellite measurements showing high levels of stratospheric ozone, water vapor and other chemicals over Asia during summer. Satellite records from 2004 to 2009 showed a pattern of increases in the chemical’s presence in the stratosphere each summer, correlating with the timing of the monsoon.

Pollution 246
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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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WMO: Atmospheric Concentrations of Main Greenhouse Gases in 2008 Set New Highs

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Some halocarbons such as chlorofluorocarbons (CFCs), previously used as refrigerants, as propellants in spray cans and as solvents, are decreasing slowly as a result of the phase-out of these compounds through the Montreal Protocol on Substances that Deplete the Ozone Layer. Tags: Climate Change Emissions.

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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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