Category Archives: Air Quality

These countries have the most polluted air in the world, new report says

Not a single country met the World Health Organization’s quality for air in 2021, a new study suggested. And consequently, millions are breathing polluted air that does not satisfy WHO health guidelines, according to the report that analyzed real-time air … Continue reading

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Report Finds that 97 Percent of Global Cities Did Not Meet Latest WHO Air Quality Guideline

The 2021 World Air Quality Report finds that only three percent of cities and no single country met the latest World Health Organization’s (WHO) PM2.5 annual air quality guideline. The report analyzes PM2.5 air pollution measurements from air monitoring stations … Continue reading

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Air pollution linked to depressive symptoms in adolescents: Higher ozone levels predicted increase in depressive symptoms over time, study finds

Higher ozone levels predicted increase in depressive symptoms over time, study finds Exposure to ozone from air pollution has been linked to an increase in depressive symptoms for adolescents over time, even in neighborhoods that meet air quality standards, according … Continue reading

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Impacts of El Niño–Southern Oscillation diversity on wintertime PM2.5 pollution in four Chinese megacities

Since 2013, China has implemented a series of emission reduction policies, such as the “Clean Air Action” and the “Blue Sky Protection Campaign.” Accordingly, the concentrations of air pollutants have generally decreased significantly. However, PM2.5 pollution still occurs in China … Continue reading

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Air pollution linked to higher risk of autoimmune diseases

Illnesses including rheumatoid arthritis and Crohn’s more likely after long-term exposure to particulates, study finds Long-term exposure to air pollution can increase the risk of autoimmune disease, research has found. Exposure to particulates has already been linked to strokes, brain … Continue reading

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Saharan dust storm rolls into southern Spain turning sky bright ORANGE

A Saharan dust storm rolled into southern Spain on Monday afternoon (March 14) turning the normally blue skies a bright hue of orange. Footage captured in the province of Almeria in Andalucia showed the town of San Jose bathed in … Continue reading

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No Breathing Easy for City Dwellers: Nitrogen Dioxide

NASA-funded scientists have, for the first time, connected health outcomes in cities around the world to satellite and ground-based data on air pollution. The researchers concluded that despite improvements in some parts of the world and for certain pollutants, air … Continue reading

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Living in more polluted areas increases risk for poor mental wellbeing

People in the UK who live in more polluted areas, such as near busy roads, are at a higher risk of poor mental wellbeing, new research led by the University of St Andrews has found. The study examined four types … Continue reading

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