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Study estimates ~4M children worldwide develop asthma each year because of NO2 air pollution

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About 4 million children worldwide develop asthma each year because of inhaling nitrogen dioxide (NO 2 ) air pollution, according to an open-access study published in The Lancet Planetary Health by researchers at the George Washington University Milken Institute School of Public Health (Milken Institute SPH). —Susan Anenberg.

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Study quantifies impact of oil and gas emissions on Denver’s ozone problem

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The first peer-reviewed study to directly quantify how emissions from oil and natural gas (O&NG) activities influence summertime tropospheric ozone (O 3 ) pollution in the Colorado Front Range confirms that chemical vapors from oil and gas activities are a significant contributor to the region’s chronic ozone problem.

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FCA recalls 850,000+ gasoline vehicles due to problem with catalytic converters

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NO x emissions in California are the most important contributor to ambient ozone and a key contributor to fine particulate matter pollution (PM 2.5 California is home to both the highest ozone levels (South Coast) and ambient particulate matter levels (San Joaquin Valley) in the United States. 2012: Q2 2019.

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Study uncovers role of longer-chain unburned hydrocarbon emissions from diesels in London air pollution; calls for regulatory shift

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The study found that 60% of the winter primary hydrocarbon hydroxyl radical reactivity in London is from those diesel-related hydrocarbons; the authors predicted that the longer-chain HCs contribute up to 50 % of the ozone production potential in London. 15, 9983-9996, doi: 10.5194/acp-15-9983-2015. Dunmore et al. Hopkins, J.

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Air pollution may shorten survival of patients with lung cancer

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Air pollution may shorten the survival of patients with lung cancer, suggests a population-based study by a team from the University of Southern California published in the journal Thorax. Participants’ average exposure to nitrogen dioxide (NO 2 ), ozone (O 3 ), particulate matter of less than 10 um, and less than 2.5

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EPA updates VOCs standards for oil and gas storage tanks

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The US Environmental Protection Agency (EPA) issued final updates to its 2012 volatile organic compounds (VOCs) performance standards for storage tanks used in crude oil and natural gas production and transmission. tanks that came online before 12 April 2013 are likely to have lower emissions and must control VOC emissions by 15 April 2015.

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California Air Resources Board adopts GHG cap-and-trade program; first auctions slated for Aug/Nov 2012

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The program also complements and supports California’s existing efforts to reduce smog-forming and toxic air pollutants and improve energy efficiency in homes and businesses. The regulation becomes effective 1 January 2012; first auctions (for 2013 allowances) will be held in August and November, 2012.

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