Aged and Obscured Wildfire Smoke Associated with Downwind Health Risks
Joo T, Rogers M, Soong C, Hass-Mitchell T, Heo S, Bell M, Ng N, Gentner D. Aged and Obscured Wildfire Smoke Associated with Downwind Health Risks. Environmental Science & Technology Letters 2024 DOI: 10.1021/acs.estlett.4c00785.Peer-Reviewed Original ResearchWildfire smokeSmoke episodeHealth risksWildfire smoke episodeHealth risk assessmentAerosol Chemical Speciation MonitorAerosol mass spectrometryPM2.5 contributionsPotential health effectsSource apportionmentWildfire impactsWildfire activityPM2.5 measurementsPM2.5 monitoringDays of transportParticulate matterPM2.5Air pollutionSpeciation monitorElevated health risksContinental influencePeak episodesSmoke transportClimate changeChemical agingIncreasing Contributions of Temperature-Dependent Oxygenated Organic Aerosol to Summertime Particulate Matter in New York City
Hass-Mitchell T, Joo T, Rogers M, Nault B, Soong C, Tran M, Seo M, Machesky J, Canagaratna M, Roscioli J, Claflin M, Lerner B, Blomdahl D, Misztal P, Ng N, Dillner A, Bahreini R, Russell A, Krechmer J, Lambe A, Gentner D. Increasing Contributions of Temperature-Dependent Oxygenated Organic Aerosol to Summertime Particulate Matter in New York City. ACS ES&T Air 2024, 1: 113-128. PMID: 39309979, PMCID: PMC11415007, DOI: 10.1021/acsestair.3c00037.Peer-Reviewed Original ResearchOxygenated organic aerosolCooking-related organic aerosolHydrocarbon-like organic aerosolOrganic aerosolParticulate matterAerosol source apportionmentFraction of OAAverage PM2.5 concentrationPositive matrix factorizationSpeciated particulate matterAir quality policiesOOA factorsAerosol compositionAerosol componentsSummertime concentrationsGas-phase measurementsObservation networkPM2.5 concentrationsSource apportionmentSecondary OASpatiotemporal variationsHeat eventsAerosolSummertimeClimate change