Presentations and Posters

Mon, May 19: Overview and Keynote Talks | Chemistry-climate-ecosystems interactions I | Chemistry-climate-ecosystems interactions II | Working group breakouts | Poster Session A
Tue, May 20: Emissions and mitigations | Chemistry | Aerosols | Model tutorials | Poster Sessions B-E
Wed, May 21: Air quality | WG Breakout Reports and Discussion

Monday, May 19

Overview and Keynote talks

Welcome (Yan Ma, NUIST)
GEOS-Chem model overview (Daniel Jacob, Harvard )
Keynote: Emissions and health impacts of polycyclic aromatic hydrocarbons (Shu Tao, SUSTech/Peking U.)
Keynote: Diurnal variation in air quality in Asia as observed by GEMS (Jhoon Kim, Yonsei University)
Keynote: Recent progress in atmospheric chemistry research in China (Tong Zhu, Peking U.)

Chemistry-climate-ecosystems interactions I

Estimating future climate change impacts on human mortality and crop yields via air pollution with GCAP2 (Lee Murray, U. of Rochester)
Modeling biosphere-atmosphere interactions within GEOS-Chem via ecophysiology module (Amos Tai, The Chinese U. of Hong Kong)
Integration of atmospheric chemistry and terrestrial biogeochemistry to advance the understanding of global nitrogen cycle (Cheng Gong, Max Planck Institute for Biogeochemistry)
Current and future PM2.5 trends in India: Influence of emissions, meteorology and climate change (Mi Zhou, Princeton U.)
Effects of 2010-2045 climate change on ozone levels in China under carbon neutrality scenario: Key meteorological parameters and processes (Ling Kang, NUIST)
Summertime ozone–temperature sensitivity in China and the United States (Shuai Li, Sun Yat-sen U.)
Implementation and evaluation of the GEOS-Chem v14.0.1 withi Beijing Climate Centre Earth System Model (BCC-GEOS-Chem v2.0) (Ruize Sun, Peking U.)
Developing the chemistry module for 27 fluorinated greenhouse gases (F-gases): Reactions, emissions, and implementation in GEOS-Chem (Yali Li, SUSTech)
Quantifying methane emission baselines and mitigation potential with high-resolution satellite data to support China’s 2023 Action Plan (Huiru Zhong, Peking U.)

Chemistry-climate-ecosystems interactions II

Keynote: Global nitrogen deposition embodied in international trade (Qiang Zhang, Tsinghua U.)
Impacts of afforestation on summer surface ozone in China during 2000-2019 (Xu Yue, NUIST)
Assessing air quality and health benefits of better managing natural and working lands against wildfires in California (Yang Li, Baylor University)
Anthropogenic and meteorological drivers to surface ozone changes in China (Zhe Jiang, Tianjin U.)
Effect of temperature-dependent anthropogenic VOC emissions on ozone (Wenlu Wu, SUSTech)
Role of increased fire emissions in surface ozone (Danyuting Zhang, NUIST)
Satellite-based monitoring of methane emissions from China’s rice hub (Ruosi Liang, Westlake U.)

GEOS-Chem working group breakouts

Chemistry-Climate WG (Chair: Lee Murray)
Inverse Modeling & Data Assimilation WG (Chair: Jun Wang)
Chemistry WG (Chair: Lu Hu)
Aerosols WG (Chair: Qi Chen)
Emissions WG (Chair: Jintai Lin)
Carbon Cycle WG (Chair: Zichong Chen)
Surface-Atmosphere Exchange WG (Chair: Amos Tai)

Poster Session A

A.1 Effects of agricultural ammonia emissions on global air quality under future climate change (Xueyao Chen, The Chinese U. of Hong Kong)
A.2 Spatial optimization and management of crop-livestock system for sustainability (Biao Luo, The Chinese U. of Hong Kong)
A.3 Efficient machine learning frameworks predicting China's future air quality trends (Fengwei Wan, Peking U.)
A.4 Co-benefits between PM2.5 control and carbon reduction revealed by machine learning and GEOS-Chem model (Han Xu, Nankai U.)
A.5 Shipping emission scenarios in China's Greater Bay Area: GEOS-Chem modeling of carbon-pollutant co-reduction under Dual Carbon policy leverage (Huiran Feng, SUSTech)
A.6 Aggravated surface O3 pollution primarily driven by meteorological variations in China during the 2020 COVID-19 pandemic lockdown period (Zhendong Lu, U. of Iowa)
A.7 Uncertainties in tropospheric ozone changes due to natural precursor emissions (Xingpei Ye, Peking U.)
A.8 High-resolution earth system modeling study on the impact of typhoons on summer ozone in China (Lixuan Wang, Ocean U. of China)
A.9 Tropospheric ozone responses to the El Niño-Southern Oscillation (ENSO): quantification of individual processes and future projections from multiple chemical models (Jingyu Li, Sun Yat-sen U.)
A.10 An underappreciated cyclonic-like circulation driving high summer ozone in North China Plain (Wenhao Qiao, NUIST)
A.11 Synoptic drivers of springtime ozone transport across the Taiwan strait (Xugeng Cheng, Fujian Normal U.)
A.12 Impact of regional transport on high ozone episodes in southeast coastal regions of China (Chende Ge, Fujian Normal U.)
A.13 The Impact of super El Niño events on surface ozone in the middle and eastern regions during winter and spring (Liwei Fu, Fujian Normal U.)
A.14 Reducing global methane from agriculture and waste emissions to mitigate aerosol warming effect towards carbon neutrality (Huibin Dai, Hong Kong Baptist U.)
A.15 The variation characteristics of O3 and PM2.5 in the Beijing-Tianjin-Hebei and Yangtze River Delta regions of China under extreme high temperatures in summer (Peifu Xie, NUIST)
A.16 The VOCs-temperature relationship in China quantified by satellite observation and GEOS-Chem model (Wenqing Zhao, NUIST)
A.17 Impacts of smoke aerosol on air quality in northeast China: A GEOS-Chem modeling study (Yu Shi, Jilin U.)
A.18 AI-based GEOS-Chem agent model (Dehao Li, NUIST)
A.19 Enhanced impacts of dust event on photovoltaic potential in China with reduced anthropogenic air pollution (Ke Yin, Sun Yat-sen U.)
A.20 Sources of coarse particulate matter in China: Insights from explainable machine learning of extreme gradient boosting (XGBoost) (Li Tsz Kit, The Chinese U. of Hong Kong)
A.21 Declining atmospheric sulfate deposition stimulates future wetland methane emissions (Lu Shen, Peking U.)
A.22 Climate feedback of forest fires amplified by atmospheric chemistry (Wei Chen, Westlake U.)
A.23 Atmospheric reactive nitrogen deposition to the global ocean during the 2010s: interannual variation and source attribution (Shaofei Liu, Ocean U. of China)
A.24 Regional differences and future changes of nitrogen deposition in the northwest pacific ocean (Yizhen Lin, Ocean U. of China)
A.25 Global atmospheric transport of microplastics: From emission to deposition (Luyu Xiahou, SUSTech)
A.26 Research on data fusion techniques in a GEOS-Chem-based ground-satellite integrated carbon assimilation system (Baozhang Chen, NUIST)
A.27 Satellite-based atmospheric inversion of carbon dioxide fluxes at the urban scale (Ying Zhang, Aerospace Information Research Institute, CAS)
A.28 Carbon flux inversion based on GEOS-Chem model (Yawen Kong, Aerospace Information Research Institute, CAS)
A.29 A machine learning emulator of GHG sensitivities using CNN (Shaomin Pan, Westlake U.)
A.30 Global Rice Paddy Inventory (GRPI): A high-resolution inventory of methane emissions from rice agriculture based on Landsat satellite inundation data (Zichong Chen, Hong Kong U. of Science and Technology Guangzhou)
A.31 Reconciling the bottom-up and top-down estimates of the methane chemical sink using multiple observations (Yuanhong Zhao, Ocean U. of China)
A.32 Influence of anthropogenic and natural emissions on CH4 lifetime since the Industrial Revolution (Shengmin Lu, Ocean U. of China)
A.33 Quantify natural gas methane emissions from a city cluster in East China (Yujia Zhao, Zhejiang U.)
A.34 Quantifying long-term methane emissions and trends in China based on satellite observations (Cheng He, Sun Yat-sen U.)
A.35 Towards the optimization of TanSat-2: assessment of a Large-Swath methane measurement (Sihong Zhu, IAP/CAS)

Tuesday, May 20

Emissions and mitigations

Keynote: Towards Health-Oriented Air Pollution Control in China (Shuxiao Wang, Tsinghua U.)
Keynote: A new perspective to frame the advances of the tropospheric chemistry for air quality management (Keding Lu, Peking U.)
Towards satellite-based monthly kilometer resolution emission estimates (Jintai Lin, Peking U.)
Climate action has the potential to ameliorate, perpetuate, or exacerbate geopolitical air pollution inequalities (Daven Henze, University of Colorado, Boulder)
Provincial economic and air quality-related health impacts of China’s potential partitioned carbon regulation (Mingwei Li, Tsinghua U.)
Direct and indirect consumption activities drive distinct urban-rural inequalities in air pollution-related mortality in China (Jingxu Wang, Ocean U. of China)
Tracing sources of city-level PM2.5 exposure in China using GEOS-Chem adjoint model (Yixuan Gu, NUIST)

Chemistry

Simulation of PyroCB impact on stratospheric chemistry in GEOS-Chem (Jun Wang, U. of Iowa)
Increased urban ozone in heat waves due to temperature-induced emissions of anthropogenic volatile organic compounds (Jianlin Hu, NUIST)
Acidity-driven gas-particle partitioning of nitrate through the industrial era (Shohei Hattori, Nanjing U.)
Tropospheric reactive chlorine chemistry modeling (Qianjie Chen, The Hong Kong Polytechnic U.)
Modelling of iodic acid and its impact on aerosol mass (Leyang Liu, City U. of Hong Kong)
Modeling comparison of multiple chemical pathways’ contributions to sulfate formation (Xinyi Dong, Nanjing U.)
Revisiting the global atmospheric glyoxal budget: updates in secondary production from terrestrial and marine precursors and evaluations against satellite observations (Aoxing Zhang, SUSTech)
Observing atmospheric composition (CO, NH3, O3, SO2, VOCs) from China's FengYun LEO and GEO satellites (Zhaocheng Zeng, Peking U.)
Quantify natural gas methane emissions from a city cluster in East China (Yuzhong Zhang, Westlake U.)

Aerosols

Keynote: Aerosol organic nitrogen: measurements, ambient abundance and sources (Jianzhen Yu, Hong Kong U. of Science and Technology)
Nitrogen dominates global organic aerosol absorption (Tzung-May Fu, SUSTech)
Revisiting global organic aerosol budget based on a unified I/SVOC modeling framework (Qi Chen, Peking U.)
Estimates of IVOCs emission and its contribution to SOA in China (Qiaoqiao Wang, Jinan U.)
Modeling the Global Impact of Chlorine Chemistry on Secondary Organic Aerosols (Xi Liu, City U. of Hong Kong)
GEOS-Chem modeling of dust aerosol outbreaks in Northeast China (Gennadii Milinevsky, Jilin U.)
Using machine learning calibrated GEOS-Chem outputs to estimate global daily fire-sourced air pollution (Rongbin Xu, Chongqing U.)
Identifying cost-effective emission control pathways to meet air quality targets in key regions of China with adjoint method (Ni Lu, Peking U.)

GEOS-Chem model tutorials

Running GEOS-Chem with WRF (WRF-GC) (Aoxing Zhang and Ao Ding, SUSTech)
Working with the high-performance GEOS-Chem (GCHP) (Xingpei Ye, Peking U.)
Working with the GEOS-Chem adjoint (Daven Henze, CU Boulder)
Running GC within CESM (Haipeng Lin, NCAR)

Poster Sessions B-E

B.1 Inversion of high temporal resolution NOx emissions over China (Yi Wang, China U. of Geosciences)
B.2 Significant inequality shown in Chinese provincial export-related PM2.5 pollution and their contributors (Zhengzhong Liu, Ocean U. of China)
B.3 Tracing Hg Indian anthropogenic emissions over the Indian region (Malasani Chakradhar Reddy, Indian Institute of Technology Madras)
B.4 Optimize anthropogenic coarse particulate matter (ACPM) emissions using Bayesian inverse analysis with observations (Yuxin Sun, City U. of Hong Kong)
B.5 Global anthropogenic continental emissions of atmospheric bromine (Yixuan Chen, City U. of Hong Kong)
B.6 Unexpected high ammonia emissions from boreal fires in 2021 and 2023 (Qiwen Chen, Ocean U. of China)
B.7 Impact of two Sentinel 5 NO2 data products on assimilation of anthropogenic NOx emissions (Wenhui Dong, China U. of Geosciences)
B.8 Black carbon emission inversion over China during the Clean Air Action Plan (Li Fang, NUIST)
B.9 South Asia anthropogenic ammonia emission inversion through assimilating IASI observations (Ji Xia, NUIST)
B.10 NMVOCs emission optimization in China through assimilating formaldehyde retrievals from multiple satellite products (Canjie Xu, NUIST)
C.1 Assessing GEOS-Chem chemical mechanism in fresh biomass burning smoke (Lu Hu, U. of Montana)
C.2 Tagging-based source attribution of expanded odd oxygen family (Oy) to volatile organic compounds (VOCs): a case study of heavy ozone pollution episode over the East China (Wei Tao, SUSTech)
C.3 Evaluating key OVOCs in China using GEOS-Chem (14.4.1): model performance, chemical budgets, and implications for ozone simulation (Enyu Xiong, SUSTech)
C.4 Intercomparison of diurnal HCHO variations from GEMS and GEOS-Chem: Implications on NMVOC emission (Weitao Fu, SUSTech)
C.5 Impact of key HONO heterogeneous processes on ozone formation in China (Yaqing Zhou, Jinan U.)
C.6 Physically-based parameterization of the sub-grid variability in biogenic volatile organic compound emissions for resolutionindependent estimates using the MEGAN v2.1 algorithm (Yiheng Chen, SUSTech)
C.7 Atmospheric source of mercury to the ocean constrained by isotopic model (Zhengcheng Song, Nanjing U.)
C.8 Impact of anthropogenic chlorine chemistry over Indian region (Ankit Patel, Indian Institute of Technology Madras)
C.9 Sulfate isotope constrain SO2 oxidation pathways in global model (Yan Yang, The Hong Kong Polytechnic U.)
C.10 Investigating NOx sources and sinks over the Tibet Plateau with GEMS satellite observations and GEOS-Chem model simulations (Xue Zhang, SUSTech)
D.1 Warming by water-insoluble dark brown carbon from biomass burning (Xuan Wang, City U. of Hong Kong)
D.2 Global high-resolution fire-sourced PM2.5 concentrations for 2000–2023 (Chenguang Tian, NUIST)
D.3 Environmental and climate effects of agricultural reactive nitrogen and methane under carbon neutrality scenarios (Tian Tian, NUIST)
D.4 Comparative assessment of global fire emission inventories: long-term trends and case studies (Hanyue Zheng, Xi'an Jiaotong-Liverpool U.)
D.5 Impacts of stubble burning in northwestern India on Delhi's air quality during post-monsoon season (Haoyu Wei, NUIST)
D.6 GEOS-Chem simulations of hydroxymethanesulfonate aerosols in North China Plain (Shaojie Song, Nankai U.)
D7. Analysis of new particle formation events: Comparison of particle number concentrations based on GEOS-Chem-APM in North China Plain (Yingying Ku, NUIST)
D.8 Calculation of triple oxygen isotope tracers in methanosulfonate (MSA) for tracing atmospheric DMS chemistry (Yihang Hong, Nanjing U.)
D.9 Evaluating simulations of volatility distribution and oxygenation state of organic aerosols in eastern China (Momei Qin, NUIST)
D.10 Underappreciated contributions of secondary organic aerosol from mobile sources to air quality in China (Ruqian Miao, Peking U.)
D.11 Global modeling of organic aerosols based on a new full-volatility emission inventory and an updated mechanism in GEOS-Chem (Ruochong Xu, Tsinghua U.)
D.12 Effects of organic coatings, seed aerosols, and acidity on the generation of isoprene-epoxydiol-derived secondary organic aerosols in Eastern China (Fengyi Chang, NUIST)
D.13 Fractal geometry of aerosol particles model and its impact on atmospheric optical properties and land surface radiation budget (Zhenxin Liu, NUIST)
D.14 Simulations and Predictions of Long-Term Trends in Inorganic Aerosol Water Content and Acidity for Winter in the North China Plain (Haoqi Wang, Nankai U.)
D.15 Freeze-thaw process boosts penguin-derived NH3 emissions and enhances climate-relevant particles formation in Antarctica (Rong Tian, Third Institute of Oceanography)
E.1 Utilizing GEOS-Chem aerosol prediction for investigating ultrafine particles and supporting air quality management in Thailand (Si Thu Kyaw, Chulalongkorn U.)
E.2 Simulation of fine particulate matter pollution in the Indo-Gangetic Plain (Siyi Liu, Peking U.)
E.3 Modelling global levoglucosan concentration with chemical loss and its inisight into biomass burning contribution to OC (Xingyu Nan, SUSTech)
E.4 Reassessing O3 and PM2.5 concentrations in urban and suburban China with GEOS-Chem model (Ning Yang, Jinan U.)
E.5 Day and night, outdoor and indoor variations of aerosol properties and air quality in Changchun (Xuanyi Wei, Jilin U.)
E.6 Opportunities to mitigate PM2.5 and nitrogen deposition through agricultural NH3 control strategies in China’s Beijing-Tianjin-Hebei region (Lu Li, Peking U.)
E.7 Evolving global oceanic nitrogen deposition under future emission pathways and responses to nitrogen emission reductions (Jialin Deng, Peking U.)
E.8 Regional transport of peroxyacetyl nitrate (PAN) within Eastern China and its impact on ozone (Tiangang Yuan, The Chinese U. of Hong Kong)
E.9 Evaluating long term trend atmospheric oxidation capacity in China using GC14.3.1 (Tianci Jiang, SUSTech)
E.10 Satellite data constraints for emissions inventories (Herizo Narivelo, Université de Toulouse)
E.11 The role of diurnally varying African biomass burning emissions on tropospheric ozone (Haolin Wang, Hong Kong Baptist U.)
E.12 Source of tropospheric ozone over Eastern China interpreted by IAGOS, ozonesonde, and GEOS-Chem (Guowen He, Sun Yat-sen U.)
E.13 Exploring seasonal features and source contributions to future background ozone over China (Mengyun Li, NUIST)
E.14 A comprehensive review of background ozone: Definitions, estimation methods, and meta-analysis of its spatiotemporal distribution in China (Chujun Chen, Jinan U.)
E.15 Surface and tropospheric ozone over East Asia and Southeast Asia from observations: distributions, trends, and variability (Ke Li, NUIST)
E.16 Tropospheric ozone trends over East Asia in 1995-2019 (Xiao Lu, Sun Yat-sen U.)
E.17 Difference in the sensitivity of ozone formation in different regions of China (Jinglan Lin, Jinan U.)
E.18 Evaluating the performance of WRF-GC in simulating summertime surface ozone concentrations over China (Jiajia Mo, SUSTech)
E.19 Strategies towards the development of semi-explicit, synergistic photochemical mechanisms for O3 and SOA formation: the case of aromatics (Wang Xiang, SUSTech)
E.20 A synchronized estimation of hourly surface concentrations of six criteria air pollutants with GEMS data (Qianqian Yang, Hong Kong Baptist U.)
E.21 Interpretation of Geostationary Environment Monitoring Spectrometer (GEMS) observations of NO2 and HCHO over the Pear River Delta (PRD) (Xicheng Li, SUSTech)
E.22 Relating aerosol optical depth (AOD) to surface fine particulate matter (PM2.5) under a fast-changing environment: implication for surface ozone air quality (Zheng Yu, The Chinese U. of Hong Kong)
E.23 Soil emissions of reactive oxidized nitrogen reduce the effectiveness of anthropogenic source control in China (Yurun Wang, The Hong Kong Polytechnic U.)
E.24 Biogenic sources and impacts on air quality over the Pearl River Delta: results from in-situ observations and WRF-GC simulation (Yangyang Cao, Sun Yat-sen U.)
E.25 Turbulent transport and dry deposition of air pollutants over real urban surfaces: a building-resolving large-eddy simulation study (Wai-Chi Cheng, SUSTech)

Wednesday, May 21

Air quality

Keynote: Atmospheric nitrogen deposition: Historic trend, environmental impact and future challenge (Xuejun Liu, China Agricultural University)
Impacts of global nitrogen emission reductions on PM2.5 air pollution and nitrogen deposition (Lin Zhang, Peking U.)
Undesirable effects of urban greening emissions on air quality are counteracted by transpiration and dry deposition (Meng Gao, Hong Kong Baptist University)
Quantifying vegetation-mediated mercury deposition through coupled stomatal conductance modeling in GEOS-Chem (Long Chen, East China Normal U.)
A Unified Model of Forecasting Ozone (Zhenze Liu, NUIST)
Peroxyacetyl nitrate (PAN) over East Asia (Shixian Zhai, The Chinese U. of Hong Kong)
Wintertime Peroxyacyl Nitrates (PAN) hotspot over the Sichuan Basin observed from Space: Interpretation of Cross-track Infrared Sounder (CrIS) results using GEOS-Chem (Peng Zhang, SUSTech)
Enhancing Atmospheric Composition Forecasting over continental United States: Assimilating TEMPO data in Regional Air Quality Models with the ETKF method (Chengze Li, U. of Iowa)

WG Breakout Reports and Discussion

Chemistry-Climate WG
Inverse Modeling & Data Assimilation WG
Chemistry WG
Aerosols WG
Emissions WG
Carbon Cycle WG
Surface-Atmosphere Exchange WG
Future directions for GEOS-Chem (Daniel Jacob, discussion leader)