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 literaturePollutionEffect of Air Pollution Reductions on Mortality During the COVID-19 Lockdowns in Early 2020.
Chen K, Ma Y, Marb A, Nobile F, Dubrow R, Stafoggia M, Breitner S, Kinney P. Effect of Air Pollution Reductions on Mortality During the COVID-19 Lockdowns in Early 2020. Research Report 2025, 2025: 1-47. PMID: 40551404, PMCID: PMC12185919.Peer-Reviewed Original ResearchConceptsAir pollution changesAir pollutionPollution changesShort-term exposure to PM2.5Air qualityExposure to PM2.5Natural-causeMeteorological normalization techniqueFine particulate matterDaily air pollutionImprove air qualityAir pollutant emissionsAir pollution reductionEmission control strategiesSouthern ItalyQuantify changesAir pollution-mortality relationshipPollution-mortality relationshipCOVID-19 lockdownShort-term exposureNOParticulate matterMeteorological impactsNitrogen dioxidePollution reduction
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 ResearchMeSH KeywordsAir PollutantsAir PollutionCaliforniaChinaCOVID-19GermanyHumansItalyMortalityNitrogen DioxideParticulate MatterSARS-CoV-2ConceptsMeteorological normalization techniqueAir pollution changesFine particulate matterImprove air qualityEmission control strategiesCentral-southern ItalyPollution changesParticulate matterRegion-specific estimatesAir qualityMeteorological impactsAir pollutionPollutionCOVID-19 lockdownModeling approachAirCaliforniaMortality changesConcentrationJiangsuEmissionTime trendsLocal characteristicsChinaMatterShort-Term Exposure to Fine Particulate Matter and Nitrogen Dioxide and Mortality in 4 Countries
Ma Y, Nobile F, Marb A, Dubrow R, Stafoggia M, Breitner S, Kinney P, Chen K. Short-Term Exposure to Fine Particulate Matter and Nitrogen Dioxide and Mortality in 4 Countries. JAMA Network Open 2024, 7: e2354607. PMID: 38427355, PMCID: PMC10907920, DOI: 10.1001/jamanetworkopen.2023.54607.Peer-Reviewed Original ResearchMeSH KeywordsAir PollutantsCross-Sectional StudiesEnvironmental ExposureFemaleHumansNitrogen DioxideParticulate MatterConceptsShort-term exposure to air pollutionExposure to air pollutionFine particulate matterCross-sectional studyAir pollutionFixed-effects modelParticulate matterShort-term exposure to PM2.5Short-term exposure to fine particulate matterNO2 concentrationsExposure to fine particulate matterMortality rateNitrogen dioxideSignificant effect modificationDaily PM2.5 concentrationsTime-varying confoundersExposure to PM2.5Health outcomesEstimate associationsMortality dataEffect modificationPM2.5 concentrationsMain OutcomesDay-to-dayCentral-southern Italy
2023
Associations between short-term exposure to PM2.5, NO2 and O3 pollution and kidney-related conditions and the role of temperature-adjustment specification: A case-crossover study in New York state
Chu L, Chen K, Di Q, Crowley S, Dubrow R. Associations between short-term exposure to PM2.5, NO2 and O3 pollution and kidney-related conditions and the role of temperature-adjustment specification: A case-crossover study in New York state. Environmental Pollution 2023, 328: 121629. PMID: 37054868, DOI: 10.1016/j.envpol.2023.121629.Peer-Reviewed Original Research
2020
Air pollution reduction and mortality benefit during the COVID-19 outbreak in China
Chen K, Wang M, Huang C, Kinney PL, Anastas PT. Air pollution reduction and mortality benefit during the COVID-19 outbreak in China. The Lancet Planetary Health 2020, 4: e210-e212. PMID: 32411944, PMCID: PMC7220178, DOI: 10.1016/s2542-5196(20)30107-8.Peer-Reviewed Original Research
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