2025
Fire Smoke Elevated the Carbonaceous PM2.5 Concentration and Mortality Burden in the Contiguous U.S. and Southern Canada
Jin Z, Ferrada G, Zhang D, Scovronick N, Fu J, Chen K, Liu Y. Fire Smoke Elevated the Carbonaceous PM2.5 Concentration and Mortality Burden in the Contiguous U.S. and Southern Canada. Environmental Science And Technology 2025, 59: 12196-12210. PMID: 40504638, PMCID: PMC12199464, DOI: 10.1021/acs.est.5c01641.Peer-Reviewed Original ResearchWildland fire smokeElemental carbonOrganic carbonContiguous U.S.Fire smokeSouthern CanadaImpact of fine particulate matterFine particulate matterBackground air qualityHealth impactsNon-accidental deathsPrescribed firePM2.5 concentrationsWildfire seasonFuture health burdenParticulate matterAir qualityWildlandMonetized damagesSouthwestern CanadaMonthly scaleFireModel resultsWildfireCanadaEffect 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 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
2021
Was it better or worse? Simulating the environmental and health impacts of emissions trading scheme in Hubei province, China
Cao L, Tang Y, Cai B, Wu P, Zhang Y, Zhang F, Xin B, Lv C, Chen K, Fang K. Was it better or worse? Simulating the environmental and health impacts of emissions trading scheme in Hubei province, China. Energy 2021, 217: 119427. DOI: 10.1016/j.energy.2020.119427.Peer-Reviewed Original Research
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