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Study warns on possible air pollution link to neuroinflammatory, Alzheimer and Parkinson’s pathologies in megacity children

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Children living in polluted megacities are at increased risk for brain inflammation and neurodegenerative changes, including Alzheimer or Parkinson’s disease, according to a study led by University of Montana Professor Dr. Lilian Calderón-Garcidueñas and her colleagues. —Calderón-Garcidueñas et al.

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EPA proposes updates to annual PM2.5 national air quality standard

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The US Environmental Protection Agency (EPA) proposed updates to its national ambient air quality standards (NAAQS) for harmful fine particle pollution (PM 2.5 ). EPA’s proposal would strengthen the annual health standard for PM 2.5 The current annual standard is 15 µg/m 3 , which has been in place since 1997.

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Study: US counties with higher PM2.5 concentrations have more stroke deaths

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Analyzing health data and pollution monitoring information from 1,561 counties across the United States between 2005 and 2010, researchers found the yearly average for fine air pollution ranged from 7.2 The higher the poverty rate and fewer health providers in a county, the greater the health impact of high pollution.

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Pennsylvania DEP awards nearly $517,000 in clean diesel grants

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Each of the four recipients will match a percentage of the grant amount with their own funds to purchase compressed natural gas-powered vehicles; retrofit diesel engines with cleaner technology; replace older, more polluting diesel buses with cleaner diesel buses; or purchase hybrid electric-powered buses.

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Study suggests focusing on cold starts in gasoline cars as target for emissions reduction

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A new study suggests that focusing on a gasoline-fueled vehicle’s cold start is the best target for future design changes to reduce emissions of criteria pollutants. The researchers are presenting their work today at the 252 nd National Meeting & Exposition of the American Chemical Society (ACS) in Philadelphia. —Greg Drozd.

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President Obama establishes Task Force on Climate Preparedness and Resilience, issues executive order

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Federal agencies will also evaluate how to better promote natural storm barriers such as dunes and wetlands, as well as how to protect the carbon sequestration benefits of forests and lands to help reduce the carbon pollution that causes climate change.

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First $300M tranche of VW National ZEV investment targets charging infrastructure; 150kW+ fast charging on highway network

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Chicago, Portland, Boston, Seattle, Philadelphia, Denver, Houston, Miami, and Raleigh—and several highway corridors. 50+ kW Direct Current (DC) fast charging will serve ZEV needs in shorter dwell time situations and along highway corridors, utilizing non-proprietary charging standards (CCS and CHAdeMO).

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