A172
Drivers of Extreme Air Pollution in Urban Environments II

Tuesday, 15 December 2020: 04:00-05:00
Virtual
Primary Convener:  Katherine Travis, NASA Langley Research Center, Hampton, VA, United States
Conveners:  Benjamin Nault, University of Colorado, Boulder, Boulder, CO, United States, Qi Chen, Peking University, State Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Beijing, China and Hwajin Kim, KIST Korea Institute of Science and Technology, Gangneung, Korea, Republic of (South)
Primary Liaison:  Katherine Travis, NASA Langley Research Center, Hampton, VA, United States
Chairs:  Katherine Travis, Harvard University, Cambridge, MA, United States and Hwajin Kim, University of California Davis, Davis, United States
OSPA Liaison:  Benjamin Nault, University of California Berkeley, Dept. of Earth and Planetary Science, Berkeley, CA, United States
04:00
CHARACTERIZATION OF URBAN AEROSOLS AND THEIR SOURCES IN LEBANON (703324)
Nansi Fakhri, University of Montreal, Montreal, QC, Canada
04:04
Decadal Trends in Ozone and Ozone Precursors in the Northeastern United States (751280)
Sandra Jane Roberts1, Ross J Salawitch2, Timothy Canty3, Dolly L Hall3, David Krask4, Glenn M Wolfe5 and Russell R Dickerson2, (1)University of Maryland College Park, College Park, MD, United States, (2)University of Maryland, AOSC and Chemistry, College Park, MD, United States, (3)University of Maryland, College Park, MD, United States, (4)Maryland Department of the Environment, Air Monitoring Program, Baltimore, United States, (5)NASA Goddard Space Flight Center, Greenbelt, MD, United States
04:08
Long-term Trends in Nitrogen Oxide Emissions from On-Road Motor Vehicles (698895)
Katelyn Yu1, Brian C McDonald2 and Robert Harley1, (1)University of California, Berkeley, Berkeley, CA, United States, (2)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States
04:12
Improving Regional Air Quality Predictions in the Indo-Gangetic Plain - Case Study of an Intensive Pollution Episode in November 2017. (685996)
Behrooz Roozitalab, University of Iowa, Iowa City, IA, United States, Carmichael Gregory, University of Iowa, Center for Global and Regional Environmental Research, Iowa City, IA, United States and Sarath K Guttikunda, Urban Emissions, New Delhi, India
04:16
Long-term characterization of aerosol chemistry in cold season from 2013 to 2020 in Beijing, China (726502)
Yele Sun, IAP, CAS, Beijing, China, Lei Lu, Institute of Atmospheric Chemistry, Chinese Academy of Sciences, Beijing, China and Wei Zhou, Institute of Atmospheric Physics, Beijing, China
04:20
Controlling particulate nitrate pollution in China (681852)
Shixian Zhai1, Daniel Jacob1, Xuan Wang2, Zirui Liu3, Tianxue Wen3, Viral Shah1, Ke Li1, Jonathan Moch1, Kelvin Hamilton Bates1, Shaojie Song1, Lu Shen1, Yuzhong Zhang4, Gan Luo5, Fangqun Yu6, Sun Yele3, Litao Wang7, Mengyao Qi7, Jun Tao8, Ke Gui9, Honghui Xu10, Qiang Zhang11, Tianliang Zhao12, Hyun Chul Lee13, Hyoungwoo Choi13 and Hong Liao12, (1)Harvard University, Cambridge, MA, United States, (2)City University of Hong Kong, Hong Kong, Hong Kong, (3)IAP, CAS, Beijing, China, (4)Westlake University, Hangzhou, China, (5)SUNY Albany, Albany, NY, United States, (6)SUNY at Albany, Atmospheric Sciences Research Center, Albany, NY, United States, (7)Hebei University of Engineering, Handan, China, (8)Jinan University, Guangzhou, China, (9)Chinese Academy of Meteorological Sciences, Beijing, China, (10)Institute of Meteorological Science of Zhejiang Province, Hangzhou, China, (11)Tsinghua University, Beijing, China, (12)Nanjing University of Information Science and Technology, Nanjing, China, (13)Samsung Advance Institute of Technology, Suwon-si, South Korea
04:24
Observed versus simulated characteristics of secondary organic aerosol (SOA) formation in megacities in East Asia (770992)
Yujin Oak, Seoul National University, School of Earth and Environmental Sciences, Seoul, Korea, Republic of (South), Rokjin Park, Seoul National University, School of Earth and Environmental Sciences, Seoul, South Korea, Duseong Jo, University of Colorado at Boulder, Chemistry/CIRES, Boulder, CO, United States, Alma Hodzic, National Center for Atmospheric Research, Boulder, CO, United States, Benjamin A Nault, University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, CO, United States, Hwajin Kim, KIST, Seoul, Korea, Republic of (South) and Chang-Keun Song, Ulsan National Institute of Science and Technology, Ulsan, Korea, Republic of (South)
04:28
Sensitivity of WRF-Chem simulations to chemical boundary conditions, domain configuration and nesting options: An evaluation for an Andean city. (706136)
Felipe Cifuentes-Castaño, Carlos Mario González and Beatriz Helena Aristizabal, Universidad Nacional de Colombia Sede Manizales, Chemical Engineering, Manizales, Colombia
04:32
Discussion
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