Blueair air pollution snapshot shows air quality in Los Angeles and New York worse than in Beijing
Levels of air pollution in Los Angeles and New York City were higher at times over the past week than in Beijing, according to a snapshot study in early March carried out by Blueair, a global leader in indoor air purification systems. The company used its new Blueair Friend app to spontaneously check air quality at the same time in various locations in LA, NYC and Beijing.