A New Round of PM Studies By jim | January 29, 2019 | 0 Rising air pollution linked with increased ER visits for breathing problems Air pollution could be as bad for pregnant women as smoking Racial disparities in asthma related to health care access, environmental factors High PM exposure nearly doubles dementia risk in older women Air pollution is greatest environmental threat to global health in 2019, according to the World Health Organization Posted in Air Quality, Environmental Justice, Particulate Matter, Particulate Matter, Toxicology