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CMIP6: Not-so-sudden stratospheric cooling

Real Climate

2012) described the issues as ‘mysterious’, but efforts to better correct the record for non-climatic effects soon bore fruit, and the ‘mystery’ became history ( Maycock et al., That means the greenhouse substances are basically just CO2 and ozone, and they absorb in quite different parts of the spectrum.

Cooling 290
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Improving EPA’s Latest Ozone Transport Rule

Acoel

The agency’s air quality modeling indicates that most areas would receive an ozone reduction of less than 0.1 These air quality impacts are minimal compared with the major ozone reductions resulting from the 1998 SIP Call, which resulted in more than 80,000 megawatts of coal capacity being retrofitted with SCRs. ppb by 2025.

Ozone 40
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Air District Targets Southern California Logistics Industry

Clean Energy Law

The Basin does not meet the state or federal ambient air quality standards for ozone and particulate matter, and existing regulations have to date proved insufficient to bring the Basin into compliance. According to the 2016 AQMP, mobile sources contributed about 88% of total NO x emissions in the Basin in 2012.

Ozone 130
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EPA’s Cross-State Air Pollution Rule Will Have A Dramatic Impact on Texas and Louisiana

The Energy Law

Emissions reductions will take effect quickly, starting January 1, 2012 for SO2 and annual NOx reductions, and May 1, 2012 for ozone season (May-September) NOx reductions. Texas power plants must meet the January 1, 2012 deadline for SO2 and annual NOx emissions, and the May 1 deadline for ozone season NOx emissions.

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FTC Seeks Public Input on Update to Green Guides for Environmental Claims

Greenbuilding Law

The Green Guides were first issued in 1992 and were revised in 1996, 1998, and 2012. The Need for Additional Guidance: The FTC also seeks comment on the need for additional guidance regarding claims such as “compostable,” “degradable,” ozone-friendly,” “organic,” and “sustainable,” as well as those regarding energy use and energy efficiency.

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D.C. Circuit Vacates EPA’s Cross-State Air Pollution Rule

The Energy Law

Wiegand On August 21, 2012, the United States Court of Appeals for the District of Columbia Circuit vacated EPA’s Cross-State Air Pollution Rule (CSAPR). CSAPR would have required many states, including Louisiana and Texas, to reduce power plant emissions of SO 2 and NO x , particularly during the summer ozone season. By Stephen W.

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House Committee Reports Out Bill Requiring The Evaluation Of Cumulative Impacts Of Some New Pollution Sources On Communities Already Burdened By Pollution; And Other Bills

PA Environment Daily

DEP said at a June 5 Committee hearing on House Bill 652 it would soon be releasing a mapping tool to help define Environmental Justice Areas using 32 indicators that include -- -- Environmental Exposures : ozone, fine particulate, diesel particulate, toxic air emissions, toxic water emissions, pesticides, traffic density, compressor stations, children’s (..)