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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. McDuffie et al.

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California 2017 GHG inventory shows 1.2% total drop from 2016; transportation sector emissions up 1%

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In 2017, emissions from GHG emitting activities statewide were 424 million metric tons of CO 2 equivalent (MMTCO 2 e), 5 MMTCO 2 e lower than 2016 levels and 7 MMTCO 2 e below the 2020 GHG Limit of 431 MMTCO 2 e. Compared to 2016, California’s GDP grew 3.6% Emissions are organized by the categories in the AB 32 Scoping Plan.

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EEA report finds most Europeans in cities still exposed to levels of air pollution exceeding WHO guidelines

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The European Environment Agency’s (EEA’s) “ Air quality in Europe — 2019 report ” shows that almost all Europeans living in cities are still exposed to air pollution levels that exceed the health-based air quality guidelines (AQGs) set by the World Health Organization (WHO). About 8% of the urban population in the EU-28 was exposed to PM 2.5

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California ARB announces $24M grant solicitation for zero-emission truck and bus pilot commercial deployment projects

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Up to an additional $60,000,000 may be available for projects under this solicitation from future funds appropriated by the California legislature on or before 30 June 2016. microns or less (PM 2.5 ); and NO x emissions that lead to ozone and secondary PM. Up to $23,658,000 is available for this project from FY 2014-15 funds.

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Air pollution may shorten survival of patients with lung cancer

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Participants’ average exposure to nitrogen dioxide (NO 2 ), ozone (O 3 ), particulate matter of less than 10 um, and less than 2.5 The most recent figures from the World Health Organization estimate that 1.8 Jaime E Hart (2016) “Editorial: Air pollution affects lung cancer survival”. Thorax doi: 10.1136/thoraxjnl-2016-208967.

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Electric vehicle charging stations worth a complete of quite $1.7 million

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million shares of an almost $3 billion settlement in 2016 between the U.S. In each case, the new engines will reduce oxide emissions and other pollutants like sulfur dioxide, volatile organic compounds, and particulate. Nitrogen oxides and sulfur dioxides are precursor chemicals that, combined with sunlight, create ground-level ozone.

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UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

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Two maps compare total annual sulfur dioxide amounts for India and China during 2005 (left) and 2016 based on Ozone Monitoring Instrument measurements. The researchers’ second data source was the Ozone Monitoring Instrument (OMI) on NASA’s Aura satellite, which detects a variety of atmospheric pollutants including sulfur dioxide.

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