A248
The Dynamics of the Large-Scale Atmospheric Circulation in Past, Present, and Future Climate: Jet Streams, Storm Tracks, Stationary Waves, and Monsoons IV

Wednesday, 16 December 2020: 20:30-21:30
Virtual
Primary Convener:  Lei Wang, Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States
Conveners:  Simona Bordoni, University of Trento, Trento, Italy, Gang Chen, University of California Los Angeles, Department of Atmospheric and Oceanic Sciences, Los Angeles, CA, United States and Isla Simpson, National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States
Primary Liaison:  Lei Wang, Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States
Chairs:  Lei Wang, Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States and Jian Lu, Pacific Northwest National Laboratory, Richland, WA, United States
OSPA Liaison:  Lei Wang, Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States
20:30
A248-01
The Influence of Mid-20th to Mid-21st Century Shifts in the Geographic Distribution of Aerosol Emissions on Their Climate Efficacy (771141)
Geeta Persad, University of Texas at Austin, Geological Sciences, Austin, TX, United States
20:34
A248-02
Assessing California Wintertime Precipitation Responses to Various Climate Drivers (694027)
Robert Allen, University of California Riverside, Riverside, CA, United States, J F Lamarque, NCAR, Boulder, CO, United States, Duncan Watson-Parris, University of Oxford, Oxford, United Kingdom and Dirk Olivié, University of Oslo, Oslo, Norway
20:38
A248-03
The Effect of Anthropogenic Aerosols on the Aleutian Low (723094)
William Dow1, Amanda Maycock2, Marcus Lofverstrom3 and Christopher James Smith1,4, (1)University of Leeds, School of Earth and Environment, Leeds, LS2, United Kingdom, (2)University of Leeds, School of Earth and Environment, Leeds, United Kingdom, (3)University of Arizona, Department of Geosciences, Tucson, AZ, United States, (4)IIASA International Institute for Applied Systems Analysis, Laxenburg, Austria
20:42
A248-04
Scenarios for Twenty-First Century US Precipitation Trends (711544)
Daniel Schmidt and Kevin M Grise, University of Virginia, Charlottesville, VA, United States
20:46
A248-05
Elucidating the mechanisms responsible for Hadley cell weakening under 4xCO2 forcing (694847)
Lorenzo M Polvani1,2 and Rei Chemke1, (1)Columbia University, Department of Applied Physics and Applied Mathematics, New York, NY, United States, (2)Lamont -Doherty Earth Observatory, Palisades, NY, United States
20:50
A248-06
Correcting the Double-ITCZ Bias Dials down Future Precipitation over Mediterranean Climate Regions in North Hemisphere (669449)
Lu Dong, L. Ruby Leung, Jian Lu and Fengfei Song, Pacific Northwest National Laboratory, Richland, WA, United States
20:54
A248-07
The role of surface dynamics in boreal spring submonthly eastern Pacific ITCZ shifts (668496)
Alex Omar Gonzalez1, Indrani Ganguly1, Marie C McGraw2 and James Larson3, (1)Iowa State University, Department of Geological and Atmospheric Sciences, Ames, IA, United States, (2)University of Washington, Atmospheric Sciences, Seattle, WA, United States, (3)Iowa State University, Department of Aerospace Engineering, Ames, IA, United States
20:58
A248-08
Seasonal Sensitivity of the Cross-Equatorial Hadley Cell Response to Extratropical Thermal Forcings (719759)
Yen-Ting Hwang, National Taiwan University, Taipei, Taiwan and Po-Chun Chung, National Taiwan University, Atmospheric Sciences, Taipei, Taiwan
21:02
Discussion
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