Oral Programme AS3.7

AS3.7

Megacities: Air Quality and Climate Impacts from Local to Global Scales
Convener: Luisa Molina  | Co-Conveners: Michael Gauss , Alexander Baklanov 
Oral Programme
 / Mon, 03 May, 08:30–12:00  / 13:30–17:00  / Room 12
Poster Programme
 / Attendance Mon, 03 May, 17:30–19:00  / Halls X/Y

Monday, 3 May 2010
Room 12
Chairperson: Luisa Molina
08:30–09:00
EGU2010-15169
Climate change and air pollution in megacities: A challenge for interdisciplinary research (solicited)
Peter Suppan and B.R. Gurjar
09:00–09:15
EGU2010-8356
Particle pollution in Beijing: features, source and secondary formation
Min Hu, Song Guo, Dingli Yue, Weiwei Hu, Tong Zhu, Yuanhang Zhang, Alfred Wiedensohler, and Yutaka Kondo
09:15–09:30
EGU2010-12449
Aerosol hygroscopicity distribution concept and its applications in the cloud parcel modeling of CCN activation in the megacity air of Beijing
Hang Su, Diana Rose, Ya Fang Cheng, Sachin S. Gunthe, Maria Berghof, Birgit Wehner, Andreas Massling, Alfred Wiedensohler, Meinrat O. Andreae, and Ulrich Pöschl and the Hygroscopicity Distribution Team
09:30–09:45
EGU2010-12117
Impacts of Roadway Emissions on Urban Fine Particle Exposures: the Nairobi Area Traffic Contribution to Air Pollution (NATCAP) Study
Michael Gatari, Nicole Ngo, Peter Ndiba, and Patrick Kinney
09:45–10:00
EGU2010-12334
Impact of megacities on the regional air quality: A South American case study
Claas Teichmann and Daniela Jacob
COFFEE BREAK
10:30–11:00
EGU2010-2466
Ambient Particulate Matter during MILAGRO in Mexico City: Main Findings, Impacts (on AQ and Climate), and Future Research Needs (solicited)
Jose-Luis Jimenez, James J. Schauer, Luisa T. Molina, and MILAGRO PM Team
11:00–11:15
EGU2010-14043
In depth analysis of the role of the mountain gap south of the Valley of Mexico on the air quality in Mexico City.
Luis Gerardo Ruiz Suarez and the Tenango
11:15–11:30
EGU2010-11256
A top-down approach to determine carbon monoxide (CO) emissions in the Mexico Megacity using ground based FTIR solar and lunar absorption spectroscopy
Wolfgang Stremme, Ivan Ortega, Agustin Garcia, and Michel Grutter
11:30–11:45
EGU2010-14291
Constraining aerosol radiative forcing - is urban outflow special?
K. Sebastian Schmidt, Peter Pilewskie, Jens Redemann, Philip Russell, Robert Bergstrom, Eike Bierwirth, and Manfred Wendisch
11:45–12:00
EGU2010-5517
Modeling Particulates and Direct Radiative Forcing from Urban to Synoptic Scales Downwind of Mexico City
Jerome Fast, Manishkumar Shrivastava, Rahul Zaveri, and James Barnard
LUNCH BREAK
13:30–13:45
EGU2010-11547
Impact of growing urbanization on air quality and climate in the East Mediterranean - An overview of the first results from the CITYZEN project (solicited)
Maria Kanakidou and the CITYZEN East Mediterranean team
13:45–14:00
EGU2010-9602
Quantification of air pollution levels and their sources for the Eastern Mediterranean: a megacity perspective
Ulas Im and the CITYZEN- East Mediterranean
14:00–14:15
EGU2010-840
Trends in tropospheric NO2 over megacities in the Mediterranean and Middle East from GOME and SCIAMACHY
Andreas Hilboll, Mihalis Vrekoussis, Andreas Richter, and John P. Burrows
14:15–14:30
EGU2010-4570
Are megacity's oxidizing environments changing?
Erika von Schneidemesser and Paul Monks
14:30–14:45
EGU2010-9452
A joint modelling exercise designed to assess the respective impact of emission changes and meteorological variability on the observed air quality trends in major urban hotspots.
Augustin Colette, Bertrand Bessagnet, Ariela Dangiola, Massimo D'Isidoro, Michael Gauss, Claire Granier, Øivind Hodnebrog, Hermann Jakobs, Maria Kanakidou, Fahim Khokhar, Kathy Law, Alberto Maurizi, Frederik Meleux, Michael Memmesheimer, Agnes Nyiri, Laurence Rouil, Frode Stordal, and Francesco Tampieri
14:45–15:00
EGU2010-8825
Bridging the scales in atmospheric composition simulations using a nudging technique
Massimo D'Isidoro, Alberto Maurizi, Felicita Russo, and Francesco Tampieri
COFFEE BREAK
15:30–16:00
EGU2010-13353
The Paris MEGAPOLI campaign to better quantify organic aerosol formation in a large agglomeration: first results (solicited)
Matthias Beekmann, Urs Baltensperger, Jean Sciare, Valérie Gros, Agnes Borbon, Alexander Baklanov, Mark Lawrence, and Spyros Pandis and the MEGAPOLI Paris-campaign team
16:00–16:15
EGU2010-5551
Combined use of mobile based and satellite observations for the characterisation and quantification of Paris pollution during July 2009
Reza Shaiganfar, Steffen Beirle, Thirry Marbach, and Thomas Wagner
16:15–16:30
EGU2010-4709
Mobile lidar within the framework of MEGAPOLI summer experiment
Philippe ROYER, Patrick CHAZETTE, and Jean-Christophe RAUT
16:30–16:45
EGU2010-10814
Modelling of Organic Aerosol with the Volatility-Basis-Set approach during the MEGAPOLI Summer Campaign in the Paris Region
Qijie ZHANG and Matthias BEEKMANN and the MEGAPOLI AMS team
16:45–17:00
EGU2010-13050
Large-eddy simulation of the urban boundary layer in the MEGAPOLI Paris Plume experiment
Igor Esau