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Oral Programme AS3.8

AS3.8

Atmospheric composition: variability and trends
Convener: O. Tarasova 
Co-Conveners: S. Szopa , E. Nisbet , Dr. Pozzer , P Jimenez-Guerrero 
Session details
Oral Programme
 / Wed, 25 Apr, 08:30–12:00 / 13:30–17:00 / Room 14
Poster Programme
 / Attendance Wed, 25 Apr, 17:30–19:00 / Hall X/Y
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Wednesday, 25 Apr 2012
Room 14
Chairperson: Oksana Tarasova
08:30–08:45
EGU2012-10350
First atmospheric observations from the high altitude Chacaltaya GAW station (Bolivia - 5200 m)
M. Andrade, P. Laj, A. Wiedensohler, P. Bonasoni, M. Ramonet, R. Krejci, K. Sellegri, E. Weingartner, D. Whiteman, P. Ginot, and F. Zaratti and the Chacaltaya team
08:45–09:00
EGU2012-9756
Four years of atmospheric oxygen and carbon dioxide record at Ivittuut, southern Greenland
J.-L. Bonne, M. Delmotte, J.V. Lavric, A.C. Manning, L. Bopp, W. Brand, V. Kazan, A. Stohl, and O. Cloué
09:00–09:15
EGU2012-940
Future methane, OH, and their uncertainties: parametric relations with emissions and climate change
C. D. Holmes, M. J. Prather, M. Mu, I. S. A. Isaksen, and O. A. Sovde
09:15–09:30
EGU2012-13137
Quantifying the processes contributing to the anomalous methane growth rate after the eruption of Mt. Pinatubo
N. Bândă, M. Krol, M. van Weele, T. van Noije, and T. Röckmann
09:30–09:45
EGU2012-5492
Estimation of European CH4 and N2O emissions using a regional-scale atmospheric inversion system
U. Karstens, C. Rödenbeck, C. Gerbig, P. Bergamaschi, F.T. Koch, K. Trusilova, and M. Heimann and the Atmospheric Measurements Team
09:45–10:00
EGU2012-334
Estimates and trends of major anthropogenic halocarbon emissions from China
X. Fang, J. Wu, S. Su, Y. Shi, D. Wan, J. Zhang, and J. Hu
COFFEE BREAK
Chairperson: Pedro Jiménez Guerrero
10:30–10:45
EGU2012-13229
Inter-annual variability in atmospheric nitrous oxide over the past two decades
R.L. Thompson, P. Bousquet, F. Chevallier, S. Zaehle, L. Bopp, and E. Dlugokencky
10:45–11:00
EGU2012-1744
Global Trends of Tropospheric NO2 Observed From Space
P. Schneider and R. J. van der A
11:00–11:15
EGU2012-8631
Study of Dust Characteristics over the Indo-Gangetic Basin by Measurement of Physical, Chemical, Morphological, and Optical Properties
A. Misra, A. Gaur, D. Bhattu, S. Ghosh, A. K. Dwivedi, R. Dalai, D. Paul, T. Gupta, S. N. Tripathi, S. K. Mishra, S. Singh, and E. J. Welton
11:15–11:30
EGU2012-10831
Seasonal aerosol characteristics in the Amazon rain forest
H. Baars, D. Althausen, A. Ansmann, R. Engelmann, B. Heese, D. Müller, T. Pauliquevis, R. Souza, and P. Artaxo
11:30–11:45
EGU2012-6233
Decadal Changes in Tropospheric Ozone (solicited)
M.G. Schultz, O. Tarasova, and V. Thouret
11:45–12:00
EGU2012-4880
Global long-term ozone trends derived from different observed and modelled data sets
M. Coldewey-Egbers, D. Loyola, W. Zimmer, M. van Roozendael, C. Lerot, M. Dameris, H. Garny, P. Braesicke, M. Koukouli, and D. Balis
LUNCH BREAK
Chairperson: Sophie Szopa
13:30–13:45
EGU2012-4359
North Atlantic Oscillation and tropospheric ozone variability in Europe: model analysis and measurements intercomparison
F. S. R. Pausata, L. Pozzoli, E. Vignati, and F.J. Dentener
13:45–14:00
EGU2012-1593
Background ozone in North China: trends, photochemical and transport impacts
X. Xu, W. Lin, and B. Ge
14:00–14:15
EGU2012-6497
Effects of Stratospheric Ozone Change on Photochemistry and Air Quality in the Troposphere
S. Wu
14:15–14:30
EGU2012-13392
A decade of ozone and bromine profiles from SCIAMACHY measured in limb mode
C. Gebhardt, A. Rozanov, M. Weber, and J. P. Burrows
14:30–14:45
EGU2012-9312
Long-term evolution of tropical stratospheric O3 and NO2 Columns
M. Pastel, F. Goutail, J.-P. Pommereau, M. Weber, A. Pazmino, and G. Held
14:45–15:00
EGU2012-521
Long-term variations of CO total column over Moscow and its outskirts
V. Rakitin, A. Dzhola, E. Fokeeva, E. Grechko, and E. Starikova
COFFEE BREAK
Chairperson: Euan Nisbet
15:30–15:45
EGU2012-8340
Reductions in nitrogen oxides over Europe driven by environmental policy and economic recession
P. Castellanos and K.F. Boersma
15:45–16:00
EGU2012-2022
Variations in European ammonia emissions due to daily weather fluctuations and climate change
C Ambelas Skjøth and C Geels
16:00–16:15
EGU2012-6176
Changes in the frequency of extreme air pollution events over the Eastern United States and Europe
H.E. Rieder, A.M. Fiore, L.M. Polvani, J.-F. Lamarque, Y. Fang, and J. Staehelin
16:15–16:30
EGU2012-5325
The impact of uncertainties in climate models on future air quality modelling
A. Manders, A. Mues, R. Kranenburg, B. van Ulft, E. van Meijgaard, and M. Schaap
16:30–16:45
EGU2012-8955
What strategy is needed for attaining the EU air quality regulations under future climate change scenarios? A sensitivity analysis over Europe
P Jiménez-Guerrero, R Baró, JJ Gómez-Navarro, R Lorente-Plazas, JA García-Valero, Z. Hernández, and JP Montávez
16:45–17:00
EGU2012-3075
Evaluation of Chemistry-Climate Models using NDACC observations.
V. Poulain, S. Bekki, M. Marchand, M. Chipperfield, NDACC Pis, and CCMVal2-PIs