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Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

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Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. It is also not directly measurable from space due to the abundance of ozone higher in the atmosphere, which obscures measurements of surface ozone. —Jin et al.

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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. Click to enlarge. Our study reveals that climate change and regional air pollution are intertwined problems. Kleeman of UC Davis, lead author.

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NOAA greenhouse gas index continues climbing; 1.29 in 2010

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Started in 2004, the AGGI reached 1.29 It also includes several chemicals known to deplete Earth’s protective ozone layer, which are also active as greenhouse gases. NOAA researchers developed the AGGI in 2004 and have so far back calculated it to 1978. in 2010—i.e.,

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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. Nadine Unger, Drew T. Shindell and James S.

Climate 150
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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. Hydrous ethanol has been used in the United States as a transportation fuel for at least one hundred years. Use of Hydrous Ethanol in the United States. This moonshine was hydrous ethanol.

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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 update identifies eight key sectors for ongoing action: Energy; Transportation, fuels, land use and infrastructure; Agriculture; Water; Waste management; Natural lands; Short-Lived Climate Pollutants (such as methane and black carbon); and Green Buildings. Transportation. Background.

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Study Finds Asian Monsoon Carries Pollution Into the Stratosphere

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Using satellite observations (from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer, ACE-FTS) and computer models, the research team determined that vigorous summertime circulation patterns associated with the Asian monsoon rapidly transport air upward from the Earth’s surface.

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