A098
The Effect of the COVID-19 Outbreak on Air Pollution and Urban Carbon Emissions II

Thursday, 10 December 2020: 07:00-08:00
Virtual
Primary Convener:  James D Lee, University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom
Conveners:  Roisin Commane, Columbia University in the City of New York, New York, NY, United States and Xiaomeng Jin, Columbia University in the City of New York, Lamont-Doherty Earth Observatory, New York, NY, United States
Primary Liaison:  James D Lee, University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom
Chairs:  James D Lee, University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom and Roisin Commane, Columbia University in the City of New York, New York, NY, United States
OSPA Liaison:  James D Lee, University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom
07:00
A098-01
A Reduction in Human Activities can Enhance the Urban Heat Island Intensity: Insights from the COVID-19 Lockdowns (746475)
Tirthankar Chakraborty, Yale University, New Haven, CT, United States, Chandan Sarangi, Indian Institute of Technology, Madras, Department of Civil Engineering, Chennai, India and Xuhui Lee, Yale University, School of Forestry and Environmental Studies, New Haven, CT, United States
07:04
A098-02
Assessment of changes in source apportionment of PM2.5 and in emissions of NOx from ground based measurements and time series forecasting of NO2 concentrations in the UK (670156)
Hugh Coe1, David O Topping2, James D Allan3, M. Rami Rami Alfarra4, Tong Wu5, Saleh Alzahrani5, Ernesto Villegas6, Khalid Alzahrani4, Jonathan Taylor7, Nicholas Anthony Marsden1, Hugo Ricketts7, Zainab Bibi5, Michael Flynn8 and Gordon McFiggans7, (1)University of Manchester, School of Earth and Environmental Sciences, Manchester, M13, United Kingdom, (2)University of Manchester, School of Earth, Atmospheric and Environmental Science, Manchester, United Kingdom, (3)Department of Earth and Environmental Sciences, The University of Manchester, Manchester, United Kingdom, (4)Department of Earth and Environmental Sciences, The University of Manchester, Manchester, UK, Manchester, United Kingdom, (5)University of Manchester, DEES, Manchester, United Kingdom, (6)University of Manchester, School of Earth, Atmospheric and Environmental Sciences, Manchester, United Kingdom, (7)University of Manchester, Manchester, United Kingdom, (8)University of Manchester, School of Earth and Environmental Sciences, Manchester, United Kingdom
07:08
A098-03
Global Impact of COVID-19 Restrictions on the Atmospheric Concentrations of Nitrogen Dioxide and Ozone (671583)
Mathew J Evans1,2, Christoph Keller3,4, K. Emma Knowland3,4, Christa A Hasenkopf5, Sruti Modekurty6, Robert A Luccesi7,8, Tomohiro Oda3,9, Bruno França10, Felipe Mandarino11, M. Valeria Díaz Suárez12, Robert G Ryan13, Luke Fakes1,14 and Steven Pawson3, (1)University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, YO10, United Kingdom, (2)National Centre for Atmospheric Science, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry,, York, United Kingdom, (3)NASA Goddard Space Flight Center, Global Modeling and Assimilation Office, Greenbelt, MD, United States, (4)Universities Space Research Association Columbia, Columbia, MD, United States, (5)OpenAQ, Washington, DC, United States, (6)openAQ, Washington, DC, United States, (7)NASA Goddard Space Flight Center, Global Modeling and Assimilation Office, Greenbelt, United States, (8)Science Systems and Applications, Inc., Lanham, United States, (9)Universities Space Research Association Greenbelt, Greenbelt, MD, United States, (10)Secretaria Municipal de Meio Ambiente, Rio de Janeiro, Brazil, (11)City of Rio de Janeiro, Rio deJaneiro, Brazil, (12)Secretaria de Ambiente, Quito, Ecuador, (13)University of Melbourne, School of Earth Sciences, Parkville, Australia, (14)National Centre for Atmospheric Science, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom
07:12
A098-04
Impact of COVID-19 lock-down on aerosol characteristics over urban and rural environments in peninsular India (698206)
Ajay A1,2, K. Krishna Moorthy3, S K Satheesh1,4 and Ilavazhagan G2, (1)Indian Institute of Science, Divecha Centre for Climate Change, Bangalore, India, (2)Hindustan Institute of Technology and Science, Chennai, India, (3)Indian Institute of Science, Centre for Atmospheric and Oceanic Sciences, Bengaluru, India, (4)Indian Institute of Science, Centre for Atmospheric and Oceanic Sciences, Bangalore, India
07:16
A098-05
Measured UK Air Quality responds to severe changes in activity during 2020 (737256)
Will Stephen Drysdale1,2, Douglas Finch3, Shona Wilde4, Paul I Palmer3 and James D Lee4,5, (1)University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, YO10, United Kingdom, (2)National Centre for Atmospheric Science, University of York, York, United Kingdom, (3)University of Edinburgh, School of Geosciences, Edinburgh, United Kingdom, (4)University of York, Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, York, United Kingdom, (5)National Centre for Atmospheric Science, York, United Kingdom
07:20
A098-06
Minimal Climate Impacts from Short-lived Climate Forcers Following Emission Reductions Related to the COVID-19 Pandemic. (661701)
James Weber, Youngsub Matthew Shin, John Staunton Sykes, Scott Archer-Nicholls, Luke Abraham and Alexander T Archibald, University of Cambridge, Cambridge, United Kingdom
07:24
A098-07
Nitrogen dioxide decline and rebound observed by GOME-2 and TROPOMI during COVID-19 pandemic (696770)
Song Liu, Pieter Valks and Diego G Loyola, German Aerospace Center DLR Oberpfaffenhofen, Oberpfaffenhofen, Germany
07:28
A098-08
Using Multiple Platforms to Investigate the Impacts of COVID-19 Measures on Air Quality in South Africa (727154)
Rebecca M Garland1, Eloise Ann Marais2, Mogesh Naidoo1, Roelof Burger3, Juanette John1, Ngwako Kwatala1, Willem Landman4, Seneca Naidoo1,5 and Stuart Piketh3, (1)Council for Scientific and Industrial Research, Pretoria, South Africa, (2)University of Leicester, Department of Physics and Astronomy, Leicester, United Kingdom, (3)North-West University, Unit for Environmental Science and Management, Potchefstroom, South Africa, (4)University of Pretoria, Department of Geography, Geoinformatics and Meteorology, Pretoria, South Africa, (5)C40, Johannesburg, South Africa
07:32
Discussion
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