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Study finds half of the world’s population exposed to increasing air pollution

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A team of researchers, led by Professor Gavin Shaddick at the University of Exeter, has shown that, despite global efforts to improve air quality, half of the world’s population is exposed to increasing air pollution. in 2016; (b) Changes in concentrations between 2010 and 2016. (a)Map a)Map of global PM 2.5

Pollution 259
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Study finds pollution emitted near equator has biggest impact on global ozone

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Since the 1980s, air pollution has increased worldwide, but it has increased at a much faster pace in regions close to the equator. The work provides strategic insight on where in the world to reduce emissions of pollutants that form ozone. —Owen R. Cooper, co-author. Yuqiang Zhang, Owen R. Cooper, Audrey Gaudel, Anne M.

Ozone 230
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EPA requires trucking companies to reduce air pollution near Los Angeles schools as part of emissions violation settlement

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Heavy-duty trucks can emit drastically higher levels of pollution when not equipped with required emissions controls. Transport companies must comply with California’s rule to improve air quality and protect adjacent schools and communities from breathing these toxic pollutants. Schneider National, Inc. Old Dominion Freight Line, Inc.

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10-year study shows how air pollution fosters heart disease; accelerated plaque build-up in arteries

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Long-term exposure to particulate air pollution has been linked to an increased risk of heart disease, but the biological process has not been understood. Repeated scans were done for nearly all participants between 2002 and 2005; for a subset of participants between 2005 and 2007; and for half of all participants between 2010 and 2012.

Pollution 199
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PM2.5 pollution linked to blood vessel damage in healthy young non-smoking adults

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Fine particulate matter air pollution (PM 2.5 ) may be associated with blood vessel damage and inflammation among young, healthy adults, according to new research in Circulation Research , an American Heart Association journal. Air pollution is known to contribute to cardiovascular disease and related deaths. —Pope et al.

Pollution 150
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KCL study finds London air pollution from traffic improving, but continues to exceed limits in many parts of city

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New research by scientists at King’s College London suggests that air pollution from London’s roads is improving overall but more work may be needed to tackle some sources of traffic pollution, which continue to breach limits in many parts of the city. Fine particulate matter measured as PM 2.5

London 150
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HEI: 95%+ of world’s population live in areas of unhealthy air

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Seven billion people, more than 95% of the world’s population, lived in areas exceeding the WHO Guideline for healthy air in 2016, according to a new global study. Comparison of 2016 annual average PM 2.5 Population-weighted seasonal average ozone concentrations in 2016. In 2016 a total of 2.5 State of Global Air 2018.

Pollution 218