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Study: air pollution caused 1.1M deaths across Africa in 2019, toll from outdoor pollution rising

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Air pollution was responsible for 1.1 Air pollution was responsible for 1.1 Deaths attributable to household air pollution and ambient particulate matter (PM 2.5 ) air pollution in Ethiopia, Ghana, Rwanda, and overall in Africa, 1990–2019. The most disturbing finding was the increase in deaths from ambient air pollution.

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Study finds coal trains add significant amount of PM2.5 pollution in urban areas

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Coal trains and terminal operations add a significant amount of fine particulate matter (PM 2.5 ) pollution to urban areas—more so than other freight or passenger trains— according to a study conducted in Richmond, California, by the University of California, Davis. million deaths per year globally.

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WHO issues new, lower Global Air Quality Guidelines for classical pollutants

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New WHO has issued new Global Air Quality Guidelines (AQGs) that reduce levels of key air pollutants, some of which also contribute to climate change. Since WHO’s last 2005 global update, there has been a marked increase of evidence that shows how air pollution affects different aspects of health. Source: WHO. nitrogen dioxide (NO?)

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Researchers say world faces air pollution pandemic

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Air pollution is responsible for shortening people’s lives worldwide on a scale far greater than wars and other forms of violence, parasitic and vector-born diseases such as malaria, HIV/AIDS and smoking, according to an open-access study published in Cardiovascular Research. Household air pollution is from the indoor use of solid biofuels.

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

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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. Two-thirds of pediatric asthma cases linked to air pollution in cities. million excess deaths attributable to PM 2.5

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Study finds changes in air pollution due to EV adoption are not distributed equally

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A team of researchers from the University of California, Berkeley; University of North Carolina, Chapel Hill; and University of Miami has analyzed the implications of California’s Clean Vehicle Rebate Project (CVRP) for emissions of greenhouse gases and criteria air pollutants, both in aggregate and in their distribution. Mejia-Duwan et al.

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NOAA study finds reducing particulate air pollution in N America & Europe increases hurricanes in N Atlantic

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A new NOAA study covering four decades of tropical cyclones found that reducing particulate air pollution in Europe and North America has contributed to an increase in the number of tropical cyclones in the North Atlantic basin and a decrease in the number of these storms in the Southern Hemisphere. Credit: NOAA.

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