Oral Programme AS3.8
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AS3.8 Atmospheric composition: variability and trends |
| Convener: O. Tarasova | Co-Conveners: S. Szopa , E. Nisbet , A. Pozzer , P. Jimenez-Guerrero |
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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 April 2012 Room 14 Chairperson: Oksana Tarasova |
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| 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 |
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COFFEE BREAK
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| 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 |
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LUNCH BREAK
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| 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 |
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COFFEE BREAK
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| 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 |