Presentations and Posters

Monday, June 6

• Getting Started with GEOS-Chem (Bob Yantosca, Harvard; Melissa Sulprizio, Harvard)
• Working with the high-performance GEOS-Chem (GCHP) (Liam Bindle, WashU; Lizzie Lundgren, Harvard)
• Running GEOS-Chem with WRF (WRF-GC) (Xu Feng, Harvard; Haipeng Lin, Harvard)
• Working with the GEOS-Chem adjoint (Handout) + GCHP adjoint (Daven Henze, UMN)
• Running GC within CESM (Sebastian Eastham, MIT)

Tuesday, June 7

• Welcome to IGC10 (Daniel Jacob, Harvard)
• Welcome to Washington University (Dean Aaron Bobick, WashU)
• Welcome and GEOS-Chem overview (Randall Martin, WashU)
• GEOS-Chem as a chemistry option in CESM (Sebastian Eastham, MIT)
• GEOS-Chem adjoint overview (Daven Henze, Colorado U. Boulder)
• Supporting NASA missions with the GEOS Composition Forecast System (Emma Knowland, NASA)
• Evolving GEOS Systems: Snapshots and Timelines (Steven Pawson, NASA)

• A new ozone photochemical regime (Mat Evans, U. York)
• Constraining Organic Nitrate Formation & Monoterpene Oxidation in GEOS-Chem (Jessica Haskins, MIT)
• Sources and chemistry of ethanol (Kelvin Bates, Harvard)
• Applications of the GEOS-Chem Stratosphere in the GEOS Composition Forecast Model (Pamela Wales, NASA GSFC)
• Comparing the impacts of isoprene and iodine on tropospheric photochemistry (Ryan Pound, U. York)
• Snowpack reactive bromine production and the implications on ice core interpretation (Shuting Zhai, U. Washington)
• Simulation of NO2 vertical profiles over East Asia and their relation to oxidant chemistry (Laura Yang, Harvard)

• KEYNOTE: Experimental constraints on hydrolysis and photochemical fates of monoterpene organic nitrates (Nga Lee Ng, Georgia Tech)
• Simulating Aerosol Number and Size with TOMAS in GCHP (Betty Croft, Dalhousie/WashU)
• New measurements of 3-10 nm particle dry deposition and implications for chemical transport and climate models (Nicholas Meskhidze, NCSU)
• Study of particle number concentrations and size distributions in the stratosphere using GEOS-Chem- APM (Fangqun Yu, SUNY Albany)
• Application of GEOS-Chem in ‘Satellite-derived’ PM2.5 (Aaron van Donkelaar, WashU)
• Letting a BAT fly in GEOS-Chem: water-sensitive organic aerosol formation (Camilo Serrano Damha, McGill U.)
• Parameterization of Aerosol Size of Organic and Secondary Inorganic Aerosol for Efficient Representation of Global Aerosol Optical Properties (Haihui Zhu, WashU)
• Coarse particulate matter air quality in East Asia: implications for particulate nitrate (Shixian Zhai, Harvard U.)
• Contributions of marine sulfur chemistry to the seasonal variability of sulfate aerosol size distributions (Linia Tashmim, UC Riverside)
• Increasing influence of Canada anthropogenic SO2 emission and the Great Lakes Region shipment SO2 emission on ultrafine particle number concentrations in New York State (Gan Luo, SUNY Albany)

• Anthropogenic Sources of Methanol and Ethanol in East Asia (Ellie Beaudry, Harvard)
• Modeling atmospheric production of perchlorate (Yuk Chun Chan, U. Washington)
• Reactive carbon over Europe with constraints from a Zeppelin study (Xin Chen, MIT)
• Atmospheric Chemistry, Carbon Cycle and Climate (AC4) Program (Shibajyoti Das, NOAA)
• Retrievals of peroxyacetyl nitrate (PAN) from FTIR ground-based solar spectra, comparison with GEOS-Chem and satellite data (Irene Pardo Cantos, U. Liege)
• Modelling the primary production of molecular hydrogen (H2) from the photolysis of aldehydes and its implications on the H2 tropospheric budget (Maria Paula Perez-Pena, UNSW Sydney)
• Contributions to Arctic reactive bromine from snowpack and blowing snow sources in 2015 (William Swanson, U. Alaska)
• Climatology of reactive nitrogen in the global upper troposphere deduced with recent and historical aircraft campaigns and GEOS-Chem (Nana Wei, U. College London)
• Assessing Atmospheric Oxidation in GEOS-Chem with CrIS Isoprene Measurements (Joshua Shutter, U. Minnesota)
• Understanding sources of cloud condensation nuclei during summertime in Southeast US (Suqian Chu, SUNY Albany)
• An assessment of the uncertainty in PM2.5 estimates and trends due to discontinuity in instruments and retrievals (Melanie Hammer, WashU)
• Evaluating GEOS-Chem simulations of secondary inorganic aerosols using a suite of aircraft campaigns (Olivia Norman, MIT)
• Effects of Dust Non-sphericity on Atmospheric Modeling (Inderjeet Singh, WashU)
• Implications of using MERRA-2 cloud water in aerosol wet scavenging for Pb-210 surface concentrations and vertical profiles in GEOS-Chem (Bo Zhang, NASA LaRC)
• A scheme for representing aromatic secondary organic aerosols in chemical transport models: application to source attribution of organic aerosols over South Korea during the KORUS-AQ campaign (Jared Brewer, Harvard)
• Application of High Spectral Resolution Lidar (HSRL)-based methods for estimating PM2.5 during KORUS-AQ campaign (Application of High Spectral Resolution Lidar (HSRL)-based methods for estimating PM2.5 during KORUS-AQ campaign (Bethany Sutherland, North Carolina State U.)
• Smoke in the western United States: a comparison between satellite and airport observations (Tianjia (Tina) Liu, Harvard)
• Quantifying the smoke aerosol mass injected into the stratosphere by pyrocumulonimbus activity (Will Julstrom, U. Iowa)

Wednesday, June 8

• Brief Tutorial: GCHP, stretched grid, and bash data catalog (Liam Bindle, WashU)
• Constraining Long-Term NOx Emissions over the United States and Europe to Improve Simulations of Tropospheric Ozone (Amy Christiansen, U. Montana)
• Background NOx from aviation and fire emissions: implications for satellite NO2 observations (Ruijun Dang, Harvard)
• Exploring Deposition Observations as a Constraint on Emissions in the United States (Ishir Dutta, MIT)
• Biogenic VOC emissions in the Arctic: knowns and unknowns (Lu Hu, U. Montana)
• Updating ethane and propane sources in GEOS-Chem (Matthew Rowlinson, U. York)

• Methane emissions from China: a high-resolution inversion of TROPOMI satellite observations (Zichong Chen, Harvard)
• Improving CO2 flux estimates by mitigating biases online in the CO2 assimilation (Feng Deng, U. Toronto)
• High-resolution 2019 North American methane emissions inferred from TROPOMI satellite observations of atmospheric methane (Hannah Nesser, Harvard)
• Inferring methane emissions and OH concentrations using AIRS + GOSAT satellite observations of methane (Elise Penn, Harvard)
• Constraining global methane fluxes based on TROPOMI measurements (Xueying Yu, U. Minnesota)
• Attribution of the surge of global methane in 2020 using inverse analysis of GOSAT observations (Zhen Qu, Harvard)

• KEYNOTE: Looking for chemical gradients to challenge atmospheric models (Jim Crawford, NASA LaRC)
• Global vertical profiles of NO2 from cloud-slicing satellite observations of total NO2 columns (Bex Horner, U. College London)
• Addressing model uncertainties in upper tropospheric NOx (Robert Ryan, U. College London)
• Global VOC measurements from CrIS (Kelley Wells, U. Minnesota)
• Vertical distribution of NO2 over the US and the global oceans: Implications for the satellite NO2 measurements and tropospheric background ozone (Viral Shah, Harvard)
• Resolution-dependent bias in GEOS-Chem predicted urban nitrogen oxides spreads to regional scale (Chi Li, WashU)
• The impact of Pyrocumulonimbus on atmospheric composition in UTLS (Xi Chen, U. Iowa)
• Quantifying the potential of TEMPO satellite HCHO retrievals on constraining Fire VOC emissions at hourly resolution (Sree Chaliyakunnel, U. Montana)
• Global Emissions of Hydrogen Chloride and Particulate Chloride from Continental Sources (Bingqing Zhang, Georgia Tech)
• Evaluating GEOS-Chem model performance using a cluster-based characterization of multi-dimensional lidar tropospheric ozone measurements in coastal regions (Claudia Bernier, U. Houston)

• Joint inversions of formaldehyde and isoprene to constrain global VOC emissions (Jinkyul Choi, U. Colorado)
• Evaluation and intercomparison of ozone dry deposition models (Christopher Holmes, FSU)
• Simulating sea salt aerosol emissions from sea ice leads in the Arctic (Hannah Horowitz, U. Illinois)
• Comparison of NO2 GEMS satellite data and modeling in South Korea (Hyerim Kim, U. Iowa)
• Evaluating the potential for a direct marine source of NOx to the atmosphere within GEOS-Chem (Matthew Loman, U. Rochester)
• Understand Soil NOx Emissions over Midwestern U.S. (Qiyu Wang, U. Iowa)
• Improvement of NEI emission inventory of PM2.5 and NOx through atmospheric modeling and ground-based and satellite observation (Chengzhe Li, U. Iowa)
• Combining VIIRS-retrieved Modified Combustion Efficiency and WRF-Chem model to Constrain CO emissions during the 2019 Williams Flats Fires (Weizhi Deng, U. Iowa)
• Validation of methane modeling using multiple-platform observations (Yang Li, Baylor U.)
• Evaluation of the stable isotopologue budget of methane within GEOS-Chem (Mingjian Shi, U. Rochester)
• The role of chlorine in the global methane budget at and since the Last Glacial Maximum (Xin Tie, U. Rochester)
• Uncertainty in parameterized convection in chemical transport models remains a key bottleneck to reliably estimating surface fluxes of carbon dioxide (Andrew Schuh, CSU)
• Assimilation of NO2 – a comparison of multiple products and multiple models (Barron Henderson, US EPA)
• How well is ozone production during KORUS-AQ represented in models? (Katherine Travis, NASA LaRC)
• Impact of rocket launch and ablation air pollution on stratospheric ozone and global climate (Eloise Marais, U. College London)
• Impacts of aerosol radiation interaction on ozone photochemistry over the Indian subcontinent (Lakhima Chutia, U. Iowa)
• Quantifying ocean-air VOC fluxes using aircraft measurements over the Western Subarctic Atlantic (Xin Chen, MIT)
• Comparison of BTEX simulation and observation at Beijing and Seoul in winter and summer 2021 (Eunlak Choi, Ewha Womans University)

Thursday, June 9

• Brief Tutorial: WRF-GC(v2.0) online two-way coupling of WRF and GEOS-Chem for modelling regional atmospheric chemistry-meteorology interactions (Xu Feng, Harvard)
• KEYNOTE: OMI, TROPOMI and ACOM and me (Pieternel Levelt, NCAR)
• Modelling the Impact of Amazon Land Use Changes on the Vegetation Sink of Atmospheric Mercury (Ari Feinberg, MIT)
• Forecasted climate penalties and benefits to ozone and PM2.5 across the 21st century under different SSP scenarios (Lee Murray, U. Rochester)
• Black Carbon Radiative Impacts Reduced Form Modeling for Policy Scenarios (Lyssa Freese, MIT)
• Satellite-derived Constraints on the Effect of Drought Stress on Biogenic Isoprene Emissions in the Southeast US (Wei Li, U. Houston)
• Model-Measurement Comparison of the Biosphere-Atmosphere Exchange of Reactive Carbon over a Colorado Pine Forest (Michael Vermeuel, U. Minnesota)

• Improvements in simulated transport through direct ingestion of mass flux data (Sebastian Eastham, MIT)
• GEOS-Chem-APM for physics-informed machine learning emulators and parameterizations (Arshad Nair, SUNY Albany)
• An Online-Learned Neural Network Chemical Solver for Stable Long-Term Global Simulations of Atmospheric Chemistry (Makoto Kelp, Harvard)
• An auto-reduction solver to speed up chemical kinetics calculations within GEOS-Chem (Haipeng Lin, Harvard)
• Integrated Methane Inversion (IMI 1.0): A user-friendly, cloud-based facility for inferring high-resolution methane emissions from TROPOMI satellite observations (Lucas Estrada, Harvard)
• Developing CHEEREIO: An open-source data assimilation tool for GEOS-Chem using an Ensemble Kalman Filter (Drew Pendergrass, Harvard)
• Developing and coupling a plume model into GEOS-Chem to resolve sub-grid plumes in the stratosphere (Hongwei Sun, Harvard)

• Brief Tutorial: GISS-GC (Lee Murray, U. Rochester)
• Understanding Drivers of Recent Ozone Trends in Seoul (Nadia Colombi, Harvard)
• Advances in simulating the spatial heterogeneity of air quality and source contributions using GCHP (Dandan Zhang, WashU)
• Modelling UK Air Pollution (Luke Fakes, U. York)
• Source Contributions to Fine Particulate Matter and Attributable Mortality in India and the Surrounding Region (Deepangsu Chatterjee, WashU)
• Sources of PM2.5 associated health risks in Europe and corresponding changes affected by the emission changes during 2005-2015 (Yixuan Gu, U. Colorado Boulder)
• Improving surface PM2.5 forecasts in the US using an ensemble of chemical transport models: bias correction with satellite data for rural areas (Huanxin Zhang, U. Iowa)
• Leveraging satellite-derived data in GEOS-Chem adjoint simulations to characterize the sources of PM2.5-, O3-, and NO2-related health impacts at multiple spatial scales (Omar Nawaz, U. Colorado)
• Modeling diel PM2.5 mass variations over the US using GEOS-Chem (Yanshun Li, WashU)
• Health impact of air pollution linked to oil and gas supply chain in Texas (Karn Vohra, U. College London)
• Evaluation of GEOS-Chem Africa nested grid simulations using a novel surface PM2.5 dataset (Dan Westervelt, Columbia U.)

• Radiative forcing during wildfire over the Arctic Region (Kunal Bali, U. Alaska)
• Earth’s Radiation Budget (ERB) Program 101 (Victoria Breeze, NOAA)
• Impact of Global Climate and Land Use Change on Soil Reactive Nitrogen Emissions (Jeffrey Geddes, Boston U.)
• Underestimated passive volcanic degassing implies overestimated aerosol forcing (Ursula Jongebloed, U. Washington)
• Impacts of marine aerosols on chemistry and climate over the Benguela upwelling zone (Mashiat Hossain, U. Illinois at Urbana-Champaign)
• Development of a GCHP-EnKF chemical data assimilation system (Kazuyuki Miyazaki, NASA JPL)
• Demonstration of Satellite-Chemical Transport Model Framework to Estimate Near-Real-Time PM Composition (Tessa Clarizio, U. Illinois)
• Fire Light Detection Algorithm-2 (FILDA2): A New Dataset for Numerical Modeling of Wildfire (Meng Zhou, U. Iowa)
• Tropospheric Mean Age in GEOS-Replay (Clara Orbe, NASA GISS)
• The development of a machine learning chemistry emulation package for use with GEOS-Chem (Peter Ivatt, U. Maryland)
• Quantifying Unreported NO2 Hotspots in the Southern United States (Tabitha Lee, U. Houston)
• Modeling analysis of TRACER-AQ observations (Xueying Liu, U. Houston)
• Assessment of fuels and emissions in a prescribed fire landscape: case studies at Blackwater River State Forest and sugarcane burning at the Everglades Agricultural Area in Florida (Holly Nowell, FSU)
• Applying Machine Learning to Improve the GEOS-Chem-based AOD-PM2.5 Relationship (Siyuan Shen, WashU)
• Transport analysis of passive tracers during Black and Brown Carbon Monitoring Campaign: A Case Study in Houston and El Paso (Ehsan Soleimanian, U. Houston)
• Exploring trends of regional and global NH3 concentrations and emissions using satellite remote sensing measurements (Hansen Cao, CU Boulder)
• Comparing one-year simulations of surface PM2.5 and Ozone in Western US between GEOS-Chem v13.3.4 and CAM-Chem at the month and sub-regional scales (Yuyan Cui, CARB)
• How to focus your transport model at the surface and gain a factor of 3 finer resolution for the same computational cost (David Baker, CIRA/CSU)

Friday, June 10

• Brief Tutorial: Nested GEOS-Chem (Yuxuan Wang, U. Houston)
• Towards an Improved Representation of Fire Non-Methane Organic Gases (NMOGs): Emissions to Reactivity (Tess Carter, MIT)
• Evidence Of Large Prescribed Fire Emissions In The Eastern United States (Charley Fite, FSU)
• Long-term AOD-PM2.5 Relationship in Alaska during Summer Fire Season (Tianlang Zhao, U. Alaska)
• Constraining emissions of volatile organic compounds from western US wildfires with WE-CAN and FIREX-AQ airborne observations (Lixu Jin, U. Montana)
• Evaluations of Alaskan summer PM2.5 with GEOS-Chem (Zhiwei Dong, U. Alaska)

• KEYNOTE: 25 years of GEOS-Chem (Daniel Jacob, Harvard)
• Open discussion on model development priorities, Working Group concerns, and other GEOS-Chem topics (Randall Martin, WashU, discussion lead)