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 resultsWildfireCanada
2024
Long-term exposure to wildland fire smoke PM2.5 and mortality in the contiguous United States
Ma Y, Zang E, Liu Y, Wei J, Lu Y, Krumholz H, Bell M, Chen K. Long-term exposure to wildland fire smoke PM2.5 and mortality in the contiguous United States. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2403960121. PMID: 39316057, PMCID: PMC11459178, DOI: 10.1073/pnas.2403960121.Peer-Reviewed Original ResearchConceptsWildland firesContiguous United StatesNonaccidental mortalityExposure to ambient fine particlesSmoke PM<sWildland fire smokeMoving average concentrationsAmbient fine particlesLong-term exposureAverage concentrationSmoke PMHealth risksFine particlesFire smokeTemporal confoundingHealth effectsKidney disease mortalityChronic kidney disease mortalityPublic health actionFireMortality rateUnited StatesDisease mortalityHealth actionsMortality outcomes
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