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ACOM Publication Highlights
Each month, we highlight a recent publication by an ACOM author. Submit a publication for deposit in OpenSky (requires login).
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ACOM OpenSky Publications
There are 4737 publications affiliated with ACOM.
Select a year, sub-unit, genre, and/or author name to view peer-reviewed publications involving authors from ACOM. You can browse the full list of publications and search for specific ones in OpenSky, the open-access repository of scholarly works developed and managed by NSF NCAR Library.
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Howes, C., Peralta, P. S., Brock, M., Feng, Y., Redemann, J., et al. (2026). Model sensitivities of biomass‐burning aerosol chemical aging, sulfate formation, and cloud droplet activation in the southeastern atlantic using CESM and E3SM. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025jd043547 Biomass‐burning smoke drives large uncertainty in climate projections of the Earth's radiative balance. This is due to the chemical and physical evolution of smoke and its impact on clouds and radiation. Here we focus on the southeastern At... ACOM Affiliations: MODELING, ACRESP Publication Genre: Article View on OpenSky |
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Perny, K., Sukhodolov, T., Kuchar, A., Arsenovic, P., Rosati, B., et al. (2026). Assessing the stratospheric temperature response to volcanic sulfate injections by mt. pinatubo: insights from the interactive stratospheric aerosol model intercomparison project. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-10997-2026 Some major volcanic eruptions, such as the one of Mt. Pinatubo in 1991, can inject large amounts of sulfur dioxide (SO2) into the stratosphere, leading to a volcanic aerosol cloud. This dense aerosol cloud induces a radiative heating of the... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Bednarz, E. M., Aquila, V., Butler, A. H., Colarco, P., Fleming, E., et al. (2026). Multi-model assessment of impacts of the 2022 hunga eruption on stratospheric ozone and its chemical and dynamical drivers. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-11355-2026 The 2022 Hunga eruption injected unprecedented quantities of water vapor into the stratosphere, alongside modest amounts of aerosol precursors. There remain uncertainties regarding the extent to which it influenced the stratospheric ozone l... ACOM Affiliations: MODELING, ACRESP Publication Genre: Article View on OpenSky |
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Jörimann, A., Sukhodolov, T., Tilmes, S., Plummer, D., Watanabe, S., et al. (2026). Middle atmosphere chemical and dynamical effects in the CCMI-2022 stratospheric aerosol injection scenario. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-11207-2026 Stratospheric aerosol injection (SAI) could slow surface warming, however, potential side effects include changes in stratospheric ozone and changes in regional surface temperatures and precipitation resulting from tropical lower stratosphe... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Systematic spatio-temporal analysis of long term trends and surface warming thresholds over Oman Dayanandan, B., Abbas, A., Parottil, A. J., Velu, V., Jana, S., et al. (2026). Systematic spatio-temporal analysis of long term trends and surface warming thresholds over Oman. Earth Systems and Environment, doi:https://doi.org/10.1007/s41748-025-00874-x This study presents a comprehensive assessment of long-term surface air temperature trends over Oman using ground measurements and ERA5 from 1981 to 2020. The Mann-Kendall (MK) test and Sen’s slope estimator was applied to identify trends; ... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Dominant time scales of CO variability from satellites and models using power spectral analysis McKinnon, J. M., Roychoudhury, C., Mirrezaei, M. A., Gaubert, B., Arellano, A. F.. (2026). Dominant time scales of CO variability from satellites and models using power spectral analysis. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD045888 Understanding spatiotemporal patterns in trace gases aids in separating sources and sinks and reducing model biases. As a proof‐of‐concept, we apply power spectral analysis to monthly total‐column CO from satellites (MOPITT and IASI) and mo... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Tracing carbonaceous aerosols through trace gas–aerosol relationships in urban pollution plumes Deroubaix, A., Vountas, M., Hernández, M. D. A., Brasseur, G., Gaubert, B., et al. (2026). Tracing carbonaceous aerosols through trace gas–aerosol relationships in urban pollution plumes. npj Climate and Atmospheric Science, doi:https://doi.org/10.1038/s41612-026-01456-y Understanding the composition of carbonaceous aerosols, black carbon (BC) and organic aerosols (OA), remains a major challenge in atmospheric science. Using data from two aircraft campaigns with identical instrumentation over Europe and Ea... ACOM Affiliations: MODELING, ACRESP Publication Genre: Article View on OpenSky |
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Wang, C., Tang, W., He, C., Guenther, A. B., Garland, R. M., et al. (2026). High-resolution emission source mapping: a bottleneck for understanding urban climate and air quality. Environmental Research Letters, doi:https://doi.org/10.1088/1748-9326/ae8feb Recent advances in high-resolution urban climate and air quality modeling have enabled more explicit representation of fine-scale meteorology and pollutant transport within cities. However, the emission data used to drive these models have ... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Schedule-dependent heat exposure at united states host cities of the 2026 FIFA world cup Quagraine, K. A., Quagraine, K. T., Lennard, C.. (2026). Schedule-dependent heat exposure at united states host cities of the 2026 FIFA world cup. Environmental Research Communications, doi:https://doi.org/10.1088/2515-7620/ae9139 Large outdoor sporting events increasingly coincide with dangerous heat, yet hazard assessments often rely on seasonal averages that obscure the conditions athletes and spectators actually experience. Here we quantify heat exposure during t... Publication Genre: Article View on OpenSky |
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Ozone stratospheric trends from regional bayesian composite of ground-based partial columns Mirallie, L., Barras, E. M., Jonas, C., Vigouroux, C., Malderen, R. V., et al. (2026). Ozone stratospheric trends from regional bayesian composite of ground-based partial columns. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-10303-2026 Large uncertainties and variability in individual ground-based instrument records limit the detection of statistically significant ozone trends, particularly in the lower stratosphere. Available merging studies are typically performed by la... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Advancing earth system science with and for the community: shaping NSF ncar's AI strategy Richter, J. H., Harney, L., Haacker, R., Clyne, J. P., Cains, M., et al. (2026). Advancing earth system science with and for the community: shaping NSF ncar's AI strategy. Bulletin of the American Meteorological Society, doi:https://doi.org/10.1175/bams-d-26-0202.1 Artificial intelligence (AI) and machine learning (ML) are rapidly transforming Earth system science (ESS), enabling new approaches to observation, data assimilation, and forecasting across interconnected atmospheric, chemical, hydrological... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Improved latitudinal carbon budgets from global airborne surveys Stephens, B., Jin, Y., Sweeney, C., McKain, K., Gaubert, B., et al. (2026). Improved latitudinal carbon budgets from global airborne surveys. Proceedings of the National Academy of Sciences, doi:https://doi.org/10.1073/pnas.2523984123 Robust information on the spatial distribution of global carbon fluxes is required to project the future trajectory of carbon-climate feedback effects and atmospheric CO2 concentrations. Estimates of the latitudinal partitioning of carbon f... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Mekonou-Tamko, L. G., Da-Allada, C. Y., Ayissi, F. F. B. K., Agada, J. H., Baloitcha, E., et al. (2026). Impact of stratospheric aerosol geoengineering on sea surface temperature in the Angolan upwelling system. Dynamics of Atmospheres and Oceans, doi:https://doi.org/10.1016/j.dynatmoce.2026.101664 Stratospheric Aerosol Geoengineering (SAG), which involves injecting sulfur dioxide into the stratosphere, has been suggested as a potential method of limiting the impacts of global warming. This study examines the impact of SAG on Sea Surf... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Zhou, P., Chou, J., Dan, L., Lamarque, J., Bilal, M., et al. (2026). Benchmarking ozone stress parameterizations in CLM5: a global mechanistic assessment of thresholds and memory effects. Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-19-5491-2026 Tropospheric ozone remains a critical but uncertain driver of terrestrial productivity loss, and land surface models (LSMs) diverge markedly in how they represent vegetation ozone stress. We conduct a global, mechanistically consistent eval... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Stratospheric gravity waves in three high-resolution models and AIRS satellite observations Noble, P., Okui, H., Alexander, J., Ern, M., Hindley, N. P., et al. (2026). Stratospheric gravity waves in three high-resolution models and AIRS satellite observations. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-7607-2026 Advances in computational power and model development have enabled the generation of global high-resolution models. These new models can resolve a large proportion of gravity waves (GWs) explicitly, reducing reliance on subgrid parametrizat... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Feng, C., Xu, Y., Mirrezaei, M. A., Buechler, R., Gaubert, B.. (2026). Distinct efficacy of regional methane emissions in affecting global and regional concentrations: An emission‐driven CESM2 modeling study with methane tags. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD045301 The newly developed emission‐driven capability of CESM2 allows methane concentrations to be more realistically simulated based on emissions, transport, and atmospheric chemistry, rather than being prescribed as lower boundary conditions as ... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Appreciation of peer reviewers for 2025 Mellouki, A., George, C., Giorgi, F., Chen, G., Garny, H., et al. (2026). Appreciation of peer reviewers for 2025. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2026JD046928 The editorial board of Journal of Geophysical Research (JGR): Atmospheres thanks the reviewers who refereed papers in 2025. The editors and associate editors wish to sincerely thank the 3,434 outstanding scientists who dedicated their time ... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Assessing consistency in fuel consumed between activity‐based wildfire emission estimates Saide, P. E., Wu, Y., Arnold, M., Thapa, L. H., Soja, A., et al. (2026). Assessing consistency in fuel consumed between activity‐based wildfire emission estimates. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL120030 Wildfire emission inventories exhibit large variability that complicates assessments of smoke impacts. Here we compare fuel consumed (in mass per burned area units) from multiple burn area-based and energy-based approaches for fires in the ... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Corwin, K. A., Hall, S. R., Ullmann, K., Corr, C. A., Pierce, J. R., et al. (2026). Observed and modeled changes in boundary-layer and surface-level actinic Flux due to wildfire smoke plumes in the California Central Valley in summer 2018. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025jd044846 Wildfire smoke is increasingly degrading U.S. air quality via the emission and transport of pollutants. Smoke's direct role as a pollutant is well-documented; however, smoke also affects pollutant concentration indirectly by changing the sh... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Andersen, M. P. S., Wallington, T. J., Burkholder, J. B., Madronich, S., Hanson, M. L., et al. (2026). Yields of perfluorocarboxylic acids from the atmospheric oxidation of Montreal Protocol related gases. Environmental Science: Atmospheres, doi:https://doi.org/10.1039/D5EA00179J We present here a systematic evaluation of the molar yields of trifluoroacetic acid (TFA), perfluoropropanoic acid (PFPrA), and perfluorobutanoic acid (PFBA) from the atmospheric degradation of gases relevant to the Montreal Protocol and it... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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An unrecognized mode of small particles in the lower stratosphere Lyu, M., Ahern, A. T., Schill, G. P., Lawler, M., Murphy, D. M., et al. (2026). An unrecognized mode of small particles in the lower stratosphere. Science, doi:https://doi.org/10.1126/science.adw8939 Analysis of recent in situ data reveals a persistent mode of organic-rich aerosol particles in the stratosphere below 19 kilometers at nitrous oxide (N2O) > 270 parts per billion by volume, with a number geometric mean diameter of ~0.03 to ... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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DMS uplift by tropical cyclones as a source of SO2 in the upper troposphere Jiao, G., Lou, S., Liu, T., Lin, H., Wang, X., et al. (2026). DMS uplift by tropical cyclones as a source of SO2 in the upper troposphere. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL119981 Airborne observations from ACCLIP on 2 August 2022, combined with Lagrangian particle dispersion model back trajectories, reveal that SO2 mixing ratios at 14–16 km were enhanced by a factor of 4–6 in regions influenced by tropical cyclones ... ACOM Affiliations: ACRESP, ACOMAO, ESS Publication Genre: Article View on OpenSky |
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Andersen, M. P. S., Frausig, M., Blair, C., Winiberg, F. A. F., Percival, C. J., et al. (2026). Photolysis of 1,1-difluoroacetone (CF2HC(O)CH3) and 1,1,1-trifluoroacetone (CF3C(O)CH3): Quantum yields and products of UV-B and UV-C photolysis. The Journal of Physical Chemistry A, doi:https://doi.org/10.1021/acs.jpca.5c07533 The UV-B (broadband 280–320 nm, peak λ = 313 nm) and UV-C (λ = 254 nm) initiated photolytic oxidation of 1,1-difluoroacetone (CF2HC(O)CH3) and 1,1,1-trifluoroacetone (CF3C(O)CH3) was studied as a function of total pressure using smog chambe... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Identifying trend reversals in atmospheric ethane from a multi-site analysis Friedrich, M., Koopman, S. J., Lin, Y., Mahieu, E., Smeekes, S., et al. (2026). Identifying trend reversals in atmospheric ethane from a multi-site analysis. Climatic Change, doi:https://doi.org/10.1007/s10584-026-04153-0 Ethane is the most abundant non-methane hydrocarbon in Earth’s atmosphere and acts as an indirect greenhouse gas, influencing the atmospheric lifetime of methane. Therefore, understanding the development of trends and identifying trend reve... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Modeling large dust aerosols in the Community Earth System Model version 2 (CESM2) Li, L., Mahowald, N. M., Liu, X., Ageitos, M. G., Ke, Z., et al. (2026). Modeling large dust aerosols in the Community Earth System Model version 2 (CESM2). Journal of Advances in Modeling Earth Systems, doi:https://doi.org/10.1029/2025MS005420 Dust aerosols have a wide size distribution from less than 0.1 to over 100 μm and dominate Earth's atmospheric aerosol mass. However, most Earth system models (ESMs) inadequately represent dust aerosols larger than 10 μm in diameter, limiti... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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A generalized Ekman theory for meridional circulation in the solar convection zone Hester, R., Zhang, J., Dikpati, M.. (2026). A generalized Ekman theory for meridional circulation in the solar convection zone. Monthly Notices of the Royal Astronomical Society, doi:https://doi.org/10.1093/mnras/stag343 This work proposes a new framework for understanding the meridional overturning circulation in the solar convection zone. For the zonal velocity $u_\phi$, observed changes approaching the surface and radiative zone are interpreted as the si... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Tripathy, A., Khwaja, H. A., Hussain, M. M., Yerger, E., Kelting, D., et al. (2026). Organic acids and cloud droplet acidity in recent years at Whiteface Mountain, NY, with a focus on wildfire smoke influence. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-3951-2026 Clouds facilitate the transformation of atmospheric gases and particles, yet the impact of cloud processing on organic compounds remains poorly understood due to the paucity of routine measurements within aqueous samples (e.g., cloud water ... ACOM Affiliations: ESS, ACOMAO Publication Genre: Article View on OpenSky |
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Importance of particle-phase reactions in the growth of newly formed particles Vasudevan-Geetha, V., Tiszenkel, L., Wang, Z., Russo, R., Bryant, D. J., et al. (2026). Importance of particle-phase reactions in the growth of newly formed particles. ACS Earth and Space Chemistry, doi:https://doi.org/10.1021/acsearthspacechem.5c00327 New particle formation (NPF) is a chemistry-driven process that results in the formation of secondary aerosols and is the main source of global cloud condensation nuclei. Currently, the majority of NPF parametrizations consider volatility-b... ACOM Affiliations: ACOMVISITORS, ESS Publication Genre: Article View on OpenSky |
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He, J., Zhang, L., Schwantes, R. H., Baker, B., Horowitz, L., et al. (2026). Incorporating gas-phase chemistry into the unified forecast system (UFS) for global air quality applications. Journal of Advances in Modeling Earth Systems, doi:https://doi.org/10.1029/2025ms005299 The Unified Forecast System (UFS) is a community-based Earth modeling system designed to support operational forecasts at the National Oceanic and Atmospheric Administration (NOAA), while also facilitating the integration of research advanc... ACOM Affiliations: ESS, ACOMAO Publication Genre: Article View on OpenSky |
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The Dynamics and Chemistry of the Summer Stratosphere (DCOTSS) project Bowman, K. P., Keutsch, F. N., Homeyer, C. R., Sayres, D., Smith, J. B., et al. (2026). The Dynamics and Chemistry of the Summer Stratosphere (DCOTSS) project. Bulletin of the American Meteorological Society, doi:https://doi.org/10.1175/BAMS-D-24-0177.1 Overshooting storms are convective systems with updrafts that penetrate through the tropopause into the overlying stratosphere. These storms can rapidly transport a wide variety of chemical species and aerosols from the boundary layer and f... ACOM Affiliations: COMMINSITU, INSITUOBS Publication Genre: Article View on OpenSky |
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Tang, W., Kumar, R., Méndez, A. d. M., Ahafianyo, F., Akinsanola, A. A., et al. (2026). The UCAR Africa Initiative: Recent insights, challenges, and opportunities to foster collaborative research for environmental sustainability. Bulletin of the American Meteorological Society, doi:https://doi.org/10.1175/bams-d-24-0118.1 Africa is increasingly being exposed to the negative impacts of climate and envi- ronmental change, while having less capacity to respond compared to other continents. The vulnerability partially results from unprecedented demographic growt... ACOM Affiliations: ACRESP, MODELING, ACOMAO Publication Genre: Article View on OpenSky |
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Richter, J. H., Joseph, E., Arcodia, M. C., Berner, J., Demuth, J. L., et al. (2026). Earth system predictability across time scales for a resilient society: A research community perspective. Bulletin of the American Meteorological Society, doi:https://doi.org/10.1175/bams-d-24-0155.1 With extreme weather events becoming more frequent and severe, accelerating progress in Earth system predictability is urgently needed to deepen fundamental understanding, improve predictive tools, and provide reliable, actionable informati... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Ayissi, F. F. B. K., Da-Allada, C. Y., Baloïtcha, E., Agada, J., Mekonou-Tamko, L. G., et al. (2026). Influence of stratospheric geoengineering on the salinity barrier layer seasonal cycle in the northeastern Gulf of Guinea. Ocean Science Journal, doi:https://doi.org/10.1007/s12601-025-00261-7 Barrier layer (BL), by reinforcing ocean stratification, can maintain sea surface waters warming and limit nutrients supply into the euphotic layer, which is important to marine life. This study investigates the influence of stratospheric a... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Diurnal trends differentiate anthropogenic and biogenic terpenes in the Los Angeles Basin Tasnia, A., Wang, Z., Stamatis, C., Barletta, B., Meinardi, S., et al. (2026). Diurnal trends differentiate anthropogenic and biogenic terpenes in the Los Angeles Basin. Geophysical Research Letters, doi:https://doi.org/10.1029/2025gl116837 Terpenoids play a significant role in the formation of tropospheric ozone and secondary organic aerosol. While terpenoids are largely attributed to biogenic sources, they are also widely used in consumer products that end up in the atmosphe... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Tilmes, S., Visioni, D., Quaglia, I., Zhu, Y., Bardeen, C., et al. (2026). Uncertainties of SAI efficiency and impacts depending on the complexity of the aerosol microphysical model. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-2649-2026 Significant differences exist between Earth System Models in simulating the efficiency of stratospheric aerosol injection (SAI) experiments, particularly in terms of aerosol burden, radiative forcing, and impacts, such as tropical lower str... ACOM Affiliations: MODELING, ACOMVISITORS Publication Genre: Article View on OpenSky |
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A century of vehicular emissions in Brazil: Unveiling the impacts of unique fuel mix on air quality Ibarra-Espinosa, S., Freitas, E. D. D., Gaubert, B., Lichtig, P., Ropkins, K., et al. (2026). A century of vehicular emissions in Brazil: Unveiling the impacts of unique fuel mix on air quality. Environmental Science and Technology, doi:https://doi.org/10.1021/acs.est.5c08400 Global emission inventories often fail to capture the complexities of vehicular pollution in regions with unique fuel mixes, such as Brazil’s extensive biofuel use, leading to significant uncertainties in atmospheric modeling. This study pr... ACOM Affiliations: ACRESP, MODELING Publication Genre: Article View on OpenSky |
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Resolving convection doubles Sahel's contribution to global dust emission during the monsoon season Ying, T., Leung, D. M., Judt, F., Kok, J. F., Fairbanks, L., et al. (2026). Resolving convection doubles Sahel's contribution to global dust emission during the monsoon season. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL119842 Current climate models struggle to capture the mean state and variability of dust emissions. This is partially due to their inability to resolve convection, a consequence of their relatively coarse spatial resolution. Via analysis of output... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Ozone photochemistry in fresh biomass burning smoke over the United States Jin, L., Coggon, M. M., Permar, W., Calahorrano, J. F. J., Palm, B. B., et al. (2026). Ozone photochemistry in fresh biomass burning smoke over the United States. Science Advances, doi:https://doi.org/10.1126/sciadv.ads2157 The first 5 hours of aging in biomass burning plumes can strongly affect ozone photochemistry. We examine how volatile organic compounds (VOCs), nitrogen oxides, and nitrous acid influence hydroxyl radical, ozone, and peroxyacetyl nitrate (... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Production and loss pathways of tropospheric ozone under different ambient conditions Lehmann, R., Bouarar, I., Orlando, J. J., Brasseur, G. P.. (2026). Production and loss pathways of tropospheric ozone under different ambient conditions. Journal of Atmospheric Chemistry, doi:https://doi.org/10.1007/s10874-025-09488-z In the present study, production and loss pathways of tropospheric ozone and their rates are identified by an algorithm for the automatic determination of reaction pathways in complex chemical systems. For this purpose, reaction rates were ... ACOM Affiliations: ACOMVISITORS Publication Genre: Article View on OpenSky |
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Silva, L. F. M. d., Deroubaix, A., Brasseur, G., Gioda, A.. (2026). Application of WRF-chem for predicting air quality resulting from the formation of photochemical compounds in a subtropical urban environment. Urban Climate, doi:https://doi.org/10.1016/j.uclim.2025.102733 Modeling ozone (O3) concentrations in urban areas is challenging due to interactions between emissions inventory, meteorology, and atmospheric chemistry. This study evaluates the performance of WRF-Chem in simulating O3, NOx, SO2, and Ox (=... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Nam, W., Cho, C., Lee, G., Jeong, S. A., Park, J. H., et al. (2026). Prolonged daytime presence and oxidative impact of nitryl chloride, ClNO2, in winter urban environment. Environmental Pollution, doi:https://doi.org/10.1016/j.envpol.2025.127481 Nitryl chloride (ClNO2) is widely recognized as a nocturnally formed species that influences next-day air quality through early-morning photolysis. However, its formation mechanisms and diurnal behavior remain poorly constrained, particular... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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As we breach 1.5 °C, we must replace temperature limits with clean-energy targets Quagraine, K. A., Lynas, M., Ellis, E. C.. (2026). As we breach 1.5 °C, we must replace temperature limits with clean-energy targets. Nature, doi:https://doi.org/10.1038/d41586-026-00246-z The authors argue that the world has already breached the 1.5°C warming limit outlined in the Paris Agreement, with global temperatures averaging 1.48°C above pre-industrial levels in 2023-2025 and projected to exceed 1.5°C around 2028. Rat... Publication Genre: Article View on OpenSky |
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Gurganus, C., Bednarz, E. M., Rollins, A., Waxman, E., Ray, E., et al. (2026). Constraining the stratospheric sulfate budget in global models: Insights from in situ OCS measurements during 2023 SABRE and comparison with satellite, balloon and surface data. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL117405 In situ carbonyl sulfide (OCS) measurements from the Stratospheric Aerosol processes, Budget and Radiative Effects (SABRE) 2023 airborne campaign are used to evaluate the sulfate budget in the Arctic stratosphere during boreal winter. The ... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Evaluating CAM-chem modeled atmospheric wet deposition with observed long-term records Murray, D. S., Buchholz, R., Emmons, L. K., Honomichl, S. B., Tang, W., et al. (2026). Evaluating CAM-chem modeled atmospheric wet deposition with observed long-term records. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025jd044196 Accurate modeling of carbon, nitrogen, and sulfur wet deposition (i.e., through rain, snow, or graupel) flux is important for characterizing and quantifying the role of deposition in global biogeochemical cycles. The simulation of wet depos... ACOM Affiliations: ACRESP, MODELING Publication Genre: Article View on OpenSky |
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Pan, L. L.. (2026). New insights into the role of the Asian summer monsoon in atmospheric chemistry from recent airborne campaigns. The Asian Summer Monsoon (ASM) system has been recognized as an important driver of atmospheric composition changes at the top of the troposphere. The recent airborne field campaign, the Asian Summer Monsoon Chemical and Climate Impact Proj... ACOM Affiliations: ACRESP Publication Genre: Conference Material View on OpenSky |
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Investigating the atmospheric response to the extreme Australian 2019/2020 wildfire season Buchholz, R., Leung, D. M., Worden, H. M., Thornton, J., Fredrickson, C., et al. (2026). Investigating the atmospheric response to the extreme Australian 2019/2020 wildfire season. The extreme 2019/2020 Australian wildfire season released large amounts of smoke into the atmosphere, which had impacts both regionally within the southeast of the continent, as well as at transported distances at hemispheric scales. We use... ACOM Affiliations: ACRESP, MODELING Publication Genre: Conference Material View on OpenSky |
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Influence of wildfire smoke on ozone production chemistry in the Lake Michigan region Acdan, J. J. M., Pierce, R. B., Pfister, G., Zhang, J.. (2026). Influence of wildfire smoke on ozone production chemistry in the Lake Michigan region. In 2023, long-range transport of wildfire smoke from Canada led to degradations in air quality in the Lake Michigan region of the United States. To investigate the influence of this wildfire smoke on ozone (O3) production chemistry, we firs... ACOM Affiliations: MODELING Publication Genre: Conference Material View on OpenSky |
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Diurnal variation as a constraint on SABER mesospheric atomic oxygen Smith, A. K., Mlynczak, M. G., López‐Puertas, M., Zhu, Y., Panka, P. A., et al. (2026). Diurnal variation as a constraint on SABER mesospheric atomic oxygen. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044659 Several studies have presented methods for estimating daytime or nighttime atomic oxygen (O) from measurements made by the Sounding of the Atmosphere using Broadband Emission Radiometry (SABER) instrument on the Thermosphere, Ionosphere, Me... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Update on stratospheric temperature trends with a nod towards Rich Stolarski Randel, W.. (2026). Update on stratospheric temperature trends with a nod towards Rich Stolarski. Rich Stolarski had a healthy appreciation for understanding stratospheric behavior based on both observations and model simulations, and he wrote many papers including both aspects. This work will give an update on observations of stratosph... ACOM Affiliations: ACRESP Publication Genre: Conference Material View on OpenSky |
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Evaluation of TEMPO HCHO retrievals using co-located FTIR and Pandora observations Ortega, I., Hannigan, J. W., Edwards, D. P., Gaubert, B., Stremme, W., et al. (2026). Evaluation of TEMPO HCHO retrievals using co-located FTIR and Pandora observations. Formaldehyde (HCHO) is an important indicator of volatile organic compound emissions and photochemical activity, with significant implications for air quality and atmospheric chemistry. The recently launched geostationary Tropospheric Emiss... ACOM Affiliations: ACRESP Publication Genre: Conference Material View on OpenSky |
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Tang, W., Wiedinmyer, C., Emmons, L. K., He, C., Worden, H. M., et al. (2026). Global expansion of wildland-urban interface (WUI) and WUI fires and the impact of WUI fires on global air quality. Fires in the wildland-urban interface (WUI) are an important issue globally. To understand the change of WUI, we develop a 9-km Worldwide Unified Wildland-Urban Interface (WUWUI) database for 2001-2020 with Random Forest models and satellit... ACOM Affiliations: ACRESP, ACOMAO Publication Genre: Conference Material View on OpenSky |
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Impact of the Indian Ocean sea surface temperature on the Southern Hemisphere middle atmosphere Yang, C., Guo, X., Li, T., Wang, X., Zhang, J., et al. (2026). Impact of the Indian Ocean sea surface temperature on the Southern Hemisphere middle atmosphere. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-26-1021-2026 Abstract. An index representing the midlatitude Indian Ocean Dipole (MIOD) is derived from the second empirical orthogonal function (EOF) mode of austral winter (JJA) sea surface temperature (SST) anomalies to examine its impact on the Sout... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Toward realistic prognostic modeling of the methane chemical loss Mirrezaei, M. A., Gaubert, B., Arellano, A. F., Fernandez, R. P., Ortega, I., et al. (2026). Toward realistic prognostic modeling of the methane chemical loss. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD045079 Global modeling of the hydroxyl radical (OH) remains a significant challenge, pushing chemistry‐climate models to rely on idealized scenarios with methane () concentrations rather than emission fluxes. In this study, we employ an emission‐d... ACOM Affiliations: ACRESP, MODELING Publication Genre: Article View on OpenSky |
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Advanced modeling of gas chemistry and aerosol dynamics with SSH-aerosol v2.0 Sartelet, K., Wang, Z., Kim, Y., Lannuque, V., Couvidat, F.. (2026). Advanced modeling of gas chemistry and aerosol dynamics with SSH-aerosol v2.0. Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-19-389-2026 Abstract. SSH-aerosol is developed to represent the evolution of primary and secondary pollutants in the atmosphere by processes linked to gas-phase chemistry, aerosol dynamics (coagulation, condensation/evaporation and nucleation) and intr... ACOM Affiliations: ACOMVISITORS Publication Genre: Article View on OpenSky |
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Brunet, C. E., Mohammadi, S., Roozitalab, B., Gibson, N. K., Fernandez, R. P., et al. (2026). Modeled global impacts of chlorine oxidation and temperature dependence on the atmospheric lifetime and concentrations of volatile methyl siloxanes. Environmental Science & Technology, doi:https://doi.org/10.1021/acs.est.5c08897 Volatile methyl siloxanes (VMS) are high production volume chemicals found in a wide range of consumer items such as personal care products. VMS have attracted scrutiny due to long-range environmental transport (LRET) concerns. However, the... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Ghysels, M., Durry, G., Carbone, S., Amarouche, N., Riviere, E., et al. (2026). Long-duration in situ monitoring of H2O and CH4 in the equatorial tropopause with the Pico-STRAT Bi Gaz balloon-borne laser diode spectrometer during the Strateole 2 campaign. Journal of Atmospheric and Oceanic Technology, doi:https://doi.org/10.1175/jtech-d-25-0024.1 The Pico-STRAT Bi Gaz spectrometer provides in situ mixing ratio measurements of water (H2O) and methane (CH4) [or carbon dioxide (CO2)] under balloon. The instrument was flown in the tropical upper troposphere and lower stratosphere in 201... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Kang, H., Oh, S., Koo, J., Park, S. S., Thompson, A. M., et al. (2025). Comparison of daily ozonesonde measurements and chemical reanalyses over South Korea based on 2021 pre‐ACCLIP data: An ozone intrusion case. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044492 This study investigates an ozone intrusion event observed during the Pre‐Asian Summer Monsoon Chemical and Climate Impact Project in August 2021, using 26 consecutive daily ozonesonde measurements over South Korea. A pronounced enhancement ... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Roozitalab, B., Hornbrook, R., Kinnison, D. E., Fernandez, R. P., Gaubert, B., et al. (2025). Impacts of socio‐economic development scenarios on long‐term oceanic emissions and abundances of atmospheric bromoform and dibromomethane. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044790 Oceans are the primary source of atmospheric bromoform (CHBr 3 ) and dibromomethane (CH 2 Br 2 ), with implications for tropospheric chemistry and the ozone layer. Nevertheless, socio‐economic developments are changing the oceans' biologic... ACOM Affiliations: ACRESP, ACOMAO, MODELING, ESS Publication Genre: Article View on OpenSky |
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Koshin, D., Pedatella, N. M., Smith, A. K., Liu, H.. (2025). Contribution of gravity waves to the lower thermospheric winter‐to‐summer meridional circulation in high‐resolution WACCM-X. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044600 The mechanism driving the lower thermospheric meridional circulation is analyzed using the high‐resolution Whole Atmosphere Community Climate Model with thermosphere/ionosphere extension (WACCM‐X). In the winter lower thermosphere, eastwar... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Modeling the global budget of tropospheric bromine and its impact on atmospheric chemistry Roozitalab, B., Apel, E. C., Hornbrook, R., Fernandez, R., Gaubert, B., et al. (2025). Modeling the global budget of tropospheric bromine and its impact on atmospheric chemistry. Bromine, a reactive halogen radical, plays a significant role in ozone depletion upon reaching the upper troposphere and lower stratosphere. Furthermore, it can affect tropospheric chemistry cycles and the atmosphere’s oxidation capacity. T... ACOM Affiliations: ACRESP, ACOMAO, MODELING Publication Genre: Conference Material View on OpenSky |
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Yu, P., Peng, Y., Rosenlof, K. H., Gao, R., Portmann, R. W., et al. (2025). Injection near the stratopause mitigates the stratospheric side effects of sulfur-based climate intervention. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-18449-2025 Abstract. Stratospheric aerosol injection (SAI) using sulfur has been proposed to cool the planet by reflecting sunlight back to space. A commonly proposed SAI, with sulfur dioxide injection rate of 10 Tg yr−1 at 25 km, accumulates aerosols... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Updates on middle atmosphere temperature changes from Hunga Randel, W., Starr, J., Wang, X.. (2025). Updates on middle atmosphere temperature changes from Hunga. Extreme stratospheric water vapor enhancements from the Hunga volcanic eruption in January 2022 resulted in anomalous cooling of the stratosphere and mesosphere during the following years. Global model simulations of Hunga impacts show good... ACOM Affiliations: ACRESP, ACOMVISITORS Publication Genre: Conference Material View on OpenSky |
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Advancing global-scale pollen emission modeling in the Community Earth System Model (CESM3) Leung, D. M., Zhang, Y., Tilmes, S., Foster, A. C., Barth, M., et al. (2025). Advancing global-scale pollen emission modeling in the Community Earth System Model (CESM3). We implement a modeling scheme for global anemophilous (wind-driven) pollen emissions in the Community Earth System Model version 3 (CESM3). Anemophilous pollen is a type of primary biological aerosol particle (PBAP) that can trigger respir... ACOM Affiliations: MODELING, ACRESP Publication Genre: Conference Material View on OpenSky |
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Apel, E. C., Roozitalab, B., Hornbrook, R., Emmons, L. K., Gaubert, B., et al. (2025). Measured and modeled volatile organic compound speciation and OH reactivity in different chemical environments during the 2024 ASIA-AQ campaign. High quality VOC measurements were obtained for ASIA-AQ from the NSF NCAR TOGA-TOF and the UCI WAS teams. These measurements were used to determine the OH reactivity in the four ASIA-AQ study regions. A box model was used to help elucidate ... ACOM Affiliations: ESS, ACRESP, ACOMAO, ACOMVISITORS Publication Genre: Conference Material View on OpenSky |
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Quaglia, I., Visioni, D., Bednarz, E. M., Zhu, Y., Stenchikov, G., et al. (2025). Multi-model analysis of the radiative impacts of the 2022 Hunga eruption indicates a significant cooling contribution from the volcanic plume. On January 15, 2022, the Hunga volcano in the South Pacific erupted, releasing unprecedented amounts of water vapor into the atmosphere. The injection of around 150 Tg of water vapor into the mid and upper stratosphere, a quantity that repr... ACOM Affiliations: MODELING, ACOMVISITORS Publication Genre: Conference Material View on OpenSky |
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Wu, Y., Wang, X., Zhang, J., Pan, L. L., Randel, W., et al. (2025). Regional contribution of anthropogenic carbon monoxide in the Asian summer monsoon upper troposphere and lower stratosphere. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044351 We study the regional contribution of anthropogenic carbon monoxide (CO) to the Asian summer monsoon upper troposphere and lower stratosphere (UTLS) by using a tagged CO, specified dynamics, model experiment. We find that in climatological ... ACOM Affiliations: ACOMVISITORS, MODELING, ACRESP Publication Genre: Article View on OpenSky |
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Carvalho, K. C. d., Barsanti, K., Hamlin, J. D., Prather, K. A., Porter, W. C.. (2025). Contaminated Tijuana River contributes to regional particulate matter (PM) levels highlighting overlooked water–air transfer of gaseous PM precursors. Environmental Science and Technology, doi:https://doi.org/10.1021/acs.est.5c08369 The San Diego–Tijuana border region has experienced rapid urbanization and industrial growth with unmitigated environmental consequences. For nearly a century, the Tijuana River (TR) has carried untreated sewage and industrial waste into th... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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The Asian Summer Monsoon Chemical and Climate Impact Project (ACCLIP): An overview Pan, L. L., Atlas, E. L., Newman, P. A., Thornberry, T., Jucks, K. W., et al. (2025). The Asian Summer Monsoon Chemical and Climate Impact Project (ACCLIP): An overview. , doi:https://doi.org/10.1029/2025JD044417 The Asian summer monsoon Chemical and Climate Impact Project is centered on a large airborne field campaign investigating the role the Asian Summer Monsoon (ASM) plays in changing the atmospheric composition in the upper troposphere and low... ACOM Affiliations: ACRESP, MODELING, ACOMAO, ESS Publication Genre: Article View on OpenSky |
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Local time variability of gravity wave activity revealed by SABER temperature observations Koshin, D., Pedatella, N. M., Smith, A. K., Liu, H.. (2025). Local time variability of gravity wave activity revealed by SABER temperature observations. Geophysical Research Letters, doi:https://doi.org/10.1029/2025gl118870 The global characteristics of gravity wave potential energy variation depending on local time are analyzed using satellite observations covering a broad range of local times. A clear diurnal variation is observed in the equatorial region be... Publication Genre: Article View on OpenSky |
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Role of atmospheric chemistry in monitoring changes in the CH4 budget Gaubert, B., Mirrezaei, M. A., Arellano, A. F., Fernandez, R. P., Ortega, I., et al. (2025). Role of atmospheric chemistry in monitoring changes in the CH4 budget. Despite that interactive chemistry models provide a mechanistic understanding of hydroxyl radicals (OH) sources and sinks, their use is often limited in the estimation of the methane (CH4) budget, in particular for emission and atmospheric ... ACOM Affiliations: ACRESP, MODELING Publication Genre: Conference Material View on OpenSky |
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Tang, W., Wiedinmyer, C., Emmons, L. K., Holder, A. L., Uhl, J. H., et al. (2025). Emissions from burned structures in wildfires as significant yet unaccounted sources of US air pollution. Nature Communications, doi:https://doi.org/10.1038/s41467-025-66292-9 Structure fires in the wildland–urban interface (WUI) are becoming more frequent and destructive, yet their emissions of air pollutants remain poorly quantified and are not included in national inventories. Here we present a conterminous-sc... ACOM Affiliations: ACRESP, ESS, ACOMAO Publication Genre: Article View on OpenSky |
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The influence of short-lived halogens on atmospheric chemistry and climate Saiz-Lopez, A., Mahajan, A. S., Abbatt, J., Bobrowski, N., Brown, S. S., et al. (2025). The influence of short-lived halogens on atmospheric chemistry and climate. Nature, doi:https://doi.org/10.1038/s41586-025-09753-x Observations have demonstrated the ubiquity of short-lived halogens (SLHs)—defined as organic and inorganic chlorine, bromine and iodine compounds with an overall atmospheric lifetime of less than 6 months—in the global atmosphere. They are... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Schafer, N. B., Peischl, J., Apel, E. C., Barletta, B., Blake, D. R., et al. (2025). Trends in CH4 emission sources in the Los Angeles Basin from 2010 to 2023 using airborne measurements. Environmental Science & Technology, doi:https://doi.org/10.1021/acs.est.5c09817 California legislation mandates a 40% reduction in CH4 emissions from 2013 levels by 2030. Achieving this requires an accurate inventory of greenhouse gas sources, including urban CH4. This study determined summertime CH4 and C2–C5 alkane e... ACOM Affiliations: ESS, ACOMAO Publication Genre: Article View on OpenSky |
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Konopka, P., Ploeger, F., D'Amato, F., Campos, T., Hobe, M. v., et al. (2025). Isentropic mixing vs. convection in CLaMS-3.0/MESSy: Evaluation using satellite climatologies and in situ carbon monoxide observations. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-17973-2025 Abstract. Lagrangian modeling of transport, as implemented in the Chemical Lagrangian Model of the Stratosphere (CLaMS), connects the advective (reversible) component of transport along 3D trajectories with mixing, the irreversible componen... ACOM Affiliations: ESS, ACRESP Publication Genre: Article View on OpenSky |
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Liu, X., Huang, Y., Chen, Y., Feng, X., Li, J., et al. (2025). Abundance of volatile organic compounds and their role in ozone pollution management: evidence from multi-platform observations and model representation during the 2021–2022 field campaign in Hong Kong. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-17629-2025 Abstract. Volatile organic compounds (VOCs) are a diverse group of species that contribute to ozone formation. However, our understanding of VOC dynamics and their effect on ozone pollution is limited by the lack of long-term, continuous, a... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Tomazzeli, O. G., Palancar, G., Minschwaner, K., Ji, A., Madronich, S., et al. (2025). Impact of the overlapping O2 Schumann-Runge and Herzberg continua with Schumann-Runge bands on photolysis rate coefficients: comparing the Koppers & Murtagh parameterization with line-by-line cross section. Journal of Quantitative Spectroscopy and Radiative Transfer, doi:https://doi.org/10.1016/j.jqsrt.2025.109678 In this study, we update and integrate a line-by-line (LBL) module for calculating the O2 cross section (σO2) within the Schumann-Runge Bands (SRB, 175.4-206.2 nm) into the Tropospheric Ultraviolet Visible (TUV) model V5.4. This coupling al... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Landscape fire emissions from the 5th version of the Global Fire Emissions Database (GFED5) Werf, G. R. v. d., Randerson, J. T., Wees, D. v., Chen, Y., Giglio, L., et al. (2025). Landscape fire emissions from the 5th version of the Global Fire Emissions Database (GFED5). Scientific Data, doi:https://doi.org/10.1038/s41597-025-06127-w Landscape fires are a major source of greenhouse gases and other atmospheric constituents. Most global inventories of landscape fire emissions have converged at around 2 petagram of carbon (Pg C) y−1 since satellite information on burned ar... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Rozoff, C. M., Kumar, R., Tang, W., McCarthy, P., Lee, J., et al. (2025). Evaluation of the Unified Forecast System Air Quality Model (UFS‐AQM) online air quality prediction system during the 2020 US wildfire season. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD044456 In 2020, a record‐breaking 10.1 million acres burned in US wildfires. To investigate this prolific fire season's impacts on US air quality, the National Oceanic and Atmospheric Administration (NOAA)'s 72‐hr Unified Forecast System Air Qual... ACOM Affiliations: ACRESP, MODELING Publication Genre: Article View on OpenSky |
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Investigating fire-induced ozone production from local to global scales Palmo, J. O., Heald, C. L., Blake, D. R., Bourgeois, I., Coggon, M., et al. (2025). Investigating fire-induced ozone production from local to global scales. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-17107-2025 Abstract. Tropospheric ozone (O3) production from wildfires is highly uncertain; previous studies have identified both production and loss of O3 in fire-influenced air masses. To capture the total ozone production attributable to a smoke pl... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Dust direct radiative effect including large particles and component minerals Li, L., Mahowald, N. M., Obiso, V., Kok, J. F., Miller, R. L., et al. (2025). Dust direct radiative effect including large particles and component minerals. Geophysical Research Letters, doi:https://doi.org/10.1029/2025gl119383 The direct radiative effect (DRE) of dust aerosols in Earth system models (ESMs) remains highly uncertain, largely due to inadequate representations of particle size distribution (PSD) and mineral composition. Using NASA's Earth Surface Min... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Qu, K., Wang, X., Yan, Y., Jin, X., He, L., et al. (2025). Unexpectedly persistent PM2.5 pollution in the Pearl River Delta, South China, in the 2015–2017 cold seasons: the dominant role of meteorological changes during the El Niño-to-La Niña transition over emission reduction. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-16983-2025 Abstract. Effective air quality management requires a comprehensive understanding of how meteorological variability and emission changes shape multiannual changes in regional PM2.5 pollution. During the cold seasons of 2015–2017, persistent... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Liu, L., Hohaus, T., Hofzumahaus, A., Holland, F., Fuchs, H., et al. (2025). Measurement report: Comprehensive seasonal study of the composition and sources of submicron aerosol during the JULIAC campaign in Germany. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-16189-2025 Abstract. The seasonal variations of aerosol sources and their atmospheric evolution are investigated using observations from the year-long JULIAC (Jülich Atmospheric Chemistry Project) campaign (January–November 2019) in Jülich, Germany. N... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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The SAPRC atmospheric chemical mechanism generation system (MechGen) Carter, W. P. L., Jiang, J., Wang, Z., Barsanti, K.. (2025). The SAPRC atmospheric chemical mechanism generation system (MechGen). Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-18-8461-2025 Abstract. MechGen is a software system designed to derive gas-phase reaction mechanisms for reactive organic compounds under atmospherically relevant conditions for use in chemical models and for data analysis and interpretation. It has bee... ACOM Affiliations: ACOMVISITORS, ESS Publication Genre: Article View on OpenSky |
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Clouser, B. W., Sarkozy, L. C., Singer, C. E., KleinStern, C. C., Desmoulin, A., et al. (2025). The airborne chicago water isotope spectrometer: An integrated cavity output spectrometer for measurements of the HDO ∕ H2O isotopic ratio in the Asian Summer Monsoon. Atmospheric Measurement Techniques, doi:https://doi.org/10.5194/amt-18-6465-2025 Abstract. We describe a new version of the Chicago Water Isotope Spectrometer (ChiWIS), designed for airborne measurements of vapor-phase water isotopologues in the dry upper troposphere and lower stratosphere (UTLS) aboard research aircraf... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Understanding boreal summer UTLS water vapor variations in monsoon regions: A Lagrangian perspective Wang, H., Park, M., Tao, M., Peña-Ortiz, C., Plaza, N. P., et al. (2025). Understanding boreal summer UTLS water vapor variations in monsoon regions: A Lagrangian perspective. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-14703-2025 Water vapor in the upper troposphere and lower stratosphere plays a crucial role for climate, affecting radiation, chemistry, and atmospheric dynamics. This study applies a simplified Lagrangian method to reconstruct stratospheric water vap... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Coupe, J., Lovenduski, N. S., Gleason, L. S., Levy, M. N., Krumhardt, K., et al. (2025). Sunburned plankton: ultraviolet radiation inhibition of phytoplankton photosynthesis in the Community Earth System Model version 2. Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-18-8217-2025 Abstract. Ultraviolet (UV) radiation can damage DNA and kill cells. We use laboratory and observational studies of the harmful effect of UV radiation on marine photosynthesizers to inform the implementation of a UV radiation damage function... ACOM Affiliations: ACOMVISITORS Publication Genre: Article View on OpenSky |
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Gharamti, M. E., Kershaw, H., Raeder, K. D., Raczka, B., Johnson, B. T., et al. (2025). The data assimilation research testbed: a robust, scalable software facility with groundbreaking capabilities for model-data integration. Bulletin of the American Meteorological Society, doi:https://doi.org/10.1175/BAMS-D-24-0214.1 Data assimilation (DA) is a powerful computational technique that enhances the predictive capabilities of numerical models by integrating observational data. The Data Assimilation Research Testbed (DART) is a community facility for ensemble... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Limited long‐term photolysis of stratospheric organic aerosols with implications for CESM modeling Guan, J., Solomon, S., Murphy, D. M., Stone, K., Yu, P., et al. (2025). Limited long‐term photolysis of stratospheric organic aerosols with implications for CESM modeling. Journal of Advances in Modeling Earth Systems, doi:https://doi.org/10.1029/2025MS005084 Organic aerosol (OA) is an important constituent of the Earth's atmosphere, yet the extent of its destruction by photolysis remains an active research question. Recent laboratory studies reveal evidence for rapid short‐term photolysis for s... ACOM Affiliations: ACOMVISITORS, MODELING Publication Genre: Article View on OpenSky |
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Rathod, S., Vimont, D. J., Zweifel, J., Mahajan, S., Tilmes, S., et al. (2025). Impact of US SO2 emission reductions between 1970 and 2010 on seasonal sulfate aerosol burden and radiative forcing over the North Atlantic. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL115337 Sulfate burden over the North Atlantic Ocean (NATL) exhibits strong seasonality despite no seasonality in anthropogenic sulfur dioxide (SO 2 ) emissions. However, the seasonality of sulfate aerosols over NATL has decreased since 1970, like... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Conditions necessary for chlorine activation in the midlatitude summer lower stratosphere Howar, L. V., Salawitch, R. J., Wilmouth, D., Hintsa, E. J., Hare, J., et al. (2025). Conditions necessary for chlorine activation in the midlatitude summer lower stratosphere. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD043786 Studies have suggested that ClO could be enhanced within convectively influenced air masses in the North American Monsoon Anticyclone due to low temperature and elevated water mixing ratio conditions that are conducive to chlorine activatio... ACOM Affiliations: ESS Publication Genre: Article View on OpenSky |
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Dommo, A., Nkrumah, F., Quagraine, K. A., Klutse, N. A. B., Quenum, G. M. L. D., et al. (2025). Assessing the response of surface cloud radiative effects to stratospheric aerosol injections over west and central Africa. Journal of Geophysical Research: Atmospheres, doi:https://doi.org/10.1029/2025JD043576 This study investigates the response of surface cloud radiative effects (CREs) to Assessing Responses and Impacts of Solar Climate Intervention on the Earth system with Stratospheric Aerosol Injection (ARISE‐SAI) relative to Shared Socio‐E... Publication Genre: Article View on OpenSky |
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Bramberger, M., Bacmeister, J.. (2025). Improving representation of stratospheric polar vortex in southern hemisphere with low‐frequency frontal waves. Geophysical Research Letters, doi:https://doi.org/10.1029/2025GL117854 A common bias in global circulation models (GCMs) is an overly strong and thus too cold Southern Hemisphere (SH) wintertime stratospheric polar vortex with important implications for simulating the ozone hole. Additionally, the jet axis in ... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Zhuo, Z., Wang, X., Zhu, Y., Yu, W., Bednarz, E. M., et al. (2025). Comparing multi-model ensemble simulations with observations and decadal projections of upper atmospheric variations following the Hunga eruption. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-13161-2025 The Hunga Tonga-Hunga Ha'apai Model-Observation Comparison (HTHH-MOC) project aims to comprehensively investigate the evolution of volcanic water vapor and sulfur emissions and their subsequent atmospheric impacts and underlying response me... ACOM Affiliations: ACOMVISITORS, ACRESP, MODELING Publication Genre: Article View on OpenSky |
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Waxman, E., Gao, R. S., Thornberry, T., McLaughlin, R., Novak, G., et al. (2025). Observationally constrained NOx-catalyzed ozone production in the upper troposphere during the Asian summer monsoon. Journal of Geophysical Research-Atmospheres, doi:https://doi.org/10.1029/2024JD043218 Intense and frequent convection occurring during the Asian Summer Monsoon (ASM) rapidly transports surface emissions to the upper troposphere (UT). Depending on their chemical reactivities, pollutants transported to the UT via this mechanis... ACOM Affiliations: ESS, ACRESP Publication Genre: Article View on OpenSky |
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Hogrefe, C., Galmarini, S., Makar, P., Kioutsioukis, I., Clifton, O., et al. (2025). A diagnostic intercomparison of modeled ozone dry deposition over North America and Europe using AQMEII4 regional-scale simulations. Atmospheric Chemistry and Physics, doi:https://doi.org/10.5194/acp-25-12629-2025 Abstract. This study analyzes ozone (O3) dry deposition fluxes and velocities (Vd) from 12 regional-scale simulations that were performed over North America and Europe in Phase 4 of the Air Quality Model Evaluation International Initiative ... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Kawatani, Y., Hamilton, K., Watanabe, S., Taguchi, M., Serva, F., et al. (2025). QBOi El Niño-Southern Oscillation experiments: Overview of the experimental design and ENSO modulation of the QBO. Weather and Climate Dynamics, doi:https://doi.org/10.5194/wcd-6-1045-2025 The Atmospheric Processes And their Role in Climate (APARC) Quasi-Biennial Oscillation initiative (QBOi) has conducted new experiments to explore the modulation of the QBO by El Niño–Southern Oscillation (ENSO). This paper provides an overv... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Improving annual fine mineral dust representation from the surface to the column in GEOS-Chem 14.4.1 Zhang, D., Martin, R. V., Liu, X., Donkelaar, A. V., Oxford, C. R., et al. (2025). Improving annual fine mineral dust representation from the surface to the column in GEOS-Chem 14.4.1. Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-18-6767-2025 Abstract. Accurate representation of mineral dust remains a challenge for global air quality or climate models due to inadequate parametrization of the emission scheme, removal mechanisms, and size distribution. While various studies have c... ACOM Affiliations: MODELING Publication Genre: Article View on OpenSky |
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Mariscal, N., Emmons, L. K., Jo, D., Xiong, Y., Judd, L. M., et al. (2025). Evaluation of ozone and its precursors using the Multi-Scale Infrastructure for Chemistry and Aerosols Version 0 (MUSICAv0) during the Michigan–Ontario Ozone Source Experiment (MOOSE). Geoscientific Model Development, doi:https://doi.org/10.5194/gmd-18-6737-2025 Surface ozone (O3) in Southeast Michigan (SEMI) often exceeds US National Ambient Air Quality Standards, posing risks to human health and agroecosystems. SEMI, a relatively small region in the state of Michigan, contains most of the state's... ACOM Affiliations: ACRESP Publication Genre: Article View on OpenSky |
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Impact of anthropogenic emission estimates on air quality and human health effects Salah, H., Xiong, Y., Partha, D., Mariscal, N., Wang, L., et al. (2025). Impact of anthropogenic emission estimates on air quality and human health effects. GeoHealth, doi:https://doi.org/10.1029/2024GH001223 Global bottom-up anthropogenic emission inventories show substantial spatial and temporal differences of short-lived pollutant emissions, which results in uncertainties in terms of air quality and human health impacts. In this study, we com... ACOM Affiliations: MODELING, ACRESP Publication Genre: Article View on OpenSky |
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Africa must lead the governance of solar radiation management Quagraine, K. A., Abiodun, B. J., Essien-Baidoo, S.. (2025). Africa must lead the governance of solar radiation management. Nature Climate Change, doi:https://doi.org/10.1038/s41558-025-02420-z Solar radiation management (SRM) is emerging from the academic shadows into mainstream climate discussions. Once dismissed as a last-resort techno-fix1, SRM techniques such as stratospheric aerosol injection, which mimics volcanic eruptions... Publication Genre: Article View on OpenSky |