2025
Racial and ethnic disparities in exposure to short-term NO2 air pollution in California during 1980–2022
Liu R, Chu L, Rogne T, Ma X, Chen K. Racial and ethnic disparities in exposure to short-term NO2 air pollution in California during 1980–2022. Journal Of Hazardous Materials 2025, 496: 139309. PMID: 40695125, DOI: 10.1016/j.jhazmat.2025.139309.Peer-Reviewed Original ResearchConceptsShort-term NO2 exposure anChemical transport model outputExposure to ambient nitrogen dioxideNO2 air pollutionAmbient nitrogen dioxideTransport model outputAir pollutionNitrogen dioxideSpatiotemporal variationsIsland groupsCoefficient of determinationStudy periodModel outputAlaskaConcentrationGeospatial dataExposureCaliforniaEnvironmental justice literaturePollution
2024
Air pollution changes due to COVID-19 lockdowns and attributable mortality changes in four countries
Ma Y, Nobile F, Marb A, Dubrow R, Kinney P, Peters A, Stafoggia M, Breitner S, Chen K. Air pollution changes due to COVID-19 lockdowns and attributable mortality changes in four countries. Environment International 2024, 187: 108668. PMID: 38640613, DOI: 10.1016/j.envint.2024.108668.Peer-Reviewed Original ResearchConceptsMeteorological normalization techniqueAir pollution changesFine particulate matterImprove air qualityEmission control strategiesCentral-southern ItalyPollution changesParticulate matterRegion-specific estimatesAir qualityMeteorological impactsAir pollutionPollutionCOVID-19 lockdownModeling approachAirCaliforniaMortality changesConcentrationJiangsuEmissionTime trendsLocal characteristicsChinaMatter
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