2019 Yes https://doi.org/10.1016/j.atmosenv.2019.05.046 Henry, Ronald C. North America Exposure Study Modeling Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Carbon Monoxide (CO) Nitrogen Dioxide (NO2) Sulfur dioxide (SO2) Black carbon Other Air pollution Airport Children Exposure California Los Angeles Burbank Long Beach Santa Monica San Jose San Francisco Nitrogen oxides Sulfur dioxide Black carbon Carbon monoxide Modeling study of 7 California airports used wind trajectory and school location data to estimate downwind student exposure. Over 65,000 students potentially face daily airport-related pollution risks, with higher exposure among disadvantaged groups.