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Modeling study suggests 1.8M excess deaths attributable to urban air pollution in 2019

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million excess deaths in cities globally in 2019. A second study, also led by the GWU researchers, finds that nearly 2 million cases of asthma in children are linked to traffic-related nitrogen dioxide air pollution, with two in three occurring in cities. concentration between 2000-2019. The WHO 2005 guideline for PM 2.5

Pollution 468
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International travelers experience adverse cardiopulmonary health effects even after short stay in polluted cities

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For travelers who visit cities with high levels of air pollution, even a short stay leads to breathing problems that can take at least a week from which to recove, a new study led by researchers at NYU School of Medicine finds. Researchers then compared the health data against levels of air pollution collected from local government agencies.

Pollution 316
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Study: plant roadside hedges rather than trees to combat near-road pollution

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Urban planners should plant hedges—or a combination of trees with hedges—rather than just relying on roadside trees if they are most effectively to reduce pollution exposure from cars in near-road environments, according to a new study from the University of Surrey. The best way to tackle pollution is to control it at the source.

Pollution 354
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Study finds NSAIDs may lessen air pollution effects on lung function

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A new study is the first to report evidence that nonsteroidal anti-inflammatory drugs (NSAIDs) such as aspirin may lessen the adverse effects of air pollution exposure on lung function. While the mechanism is unknown, the researchers speculate that NSAIDs mitigate inflammation brought about by air pollution. 201905-1003LE.

Pollution 236
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EPIC-UCAS Joint Center awards six grants for energy and environmental research in China

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The Energy Policy Institute at the University of Chicago (EPIC) and the University of Chinese Academy of Sciences (UCAS) announced the first research grants from the EPIC-UCAS Joint Center for Energy Policy Research in China.

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EPA restores California’s authority to enforce greenhouse gas emission standards for cars and light trucks

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This means that the Clean Air Act (CAA) waiver granted to California to implement its Advanced Clean Car (ACC) program in 2013 is back in force. With the action, EPA is also withdrawing the SAFE-1 interpretation of the Clean Air Act that would prohibit other states from adopting the California GHG emission standards.

EPA 333
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Harvard study links short-term exposure to PM2.5 with risks of common but rarely studied causes of hospital admissions; substantial economic costs

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The study shows that the health dangers and economic impacts of air pollution are significantly larger than previously understood. Fine particulate air pollution is composed of tiny solids and liquids floating in the air that come from sources such as motor vehicles, coal-fired power plants, and wildfires. Chan School of Public Health.

Pollution 332