What started as a 91̽»¨-led project to measure air pollution near Sea-Tac International Airport has led to schools in the area installing portable air filters to improve indoor air quality. First, 91̽»¨researchers found they were able to parse aircraft pollution from roadway pollution in the communities under Sea-Tac International Airport flight paths and map the air quality impacts of the ultrafine particles associated with planes. Then they discovered that the mix of ultrafine particle pollution, black carbon…
