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Orals AS1.27

AS1.27

Dynamics and chemistry of the upper troposphere and stratosphere: observations and models
Conveners: Peter Braesicke , Peter Hoor  | Co-Conveners: Harald Boenisch , Thomas Birner , Ulrike Langematz , Johannes Laube 
Orals
 / Mon, 24 Apr, 08:30–12:00  / Room 0.88
Posters
 / Attendance Mon, 24 Apr, 17:30–19:00  / Hall X5

Monday, 24 April 2017
Room 0.88
Chairperson: Peter Braesicke
08:30–08:45
EGU2017-7399
The confounding recent behaviour of the Quasi-Biennial Oscillation
Scott Osprey, Neal Butchart, Jeff Knight, Adam Scaife, Kevin Hamilton, James Anstey, Verena Schenzinger, and Chunxi Zhang
08:45–09:00
EGU2017-16436
Stratospheric age-of-air trends: Reanalysis v. climate models
Beatriz Monge-Sanz, Dick Dee, Hans Hersbach, Adrian Simmons, Jose A. Parodi, Florian Haenel, Gabriele Stiller, Martyn Chipperfield, and Wuhu Feng
09:00–09:15
EGU2017-19448
Representation of the Antarctic circumpolar vortex mixing barrier in a Global Climate Model
Chris Cameron, Jono Conway, Greg Bodeker, and James Renwick
09:15–09:30
EGU2017-24
Early Action on HFCs Mitigates Future Atmospheric Change Highlight
Margaret Hurwitz, Eric Fleming, Paul Newman, Feng Li, and Qing Liang
09:30–09:45
EGU2017-3560
ENSO influence on the Asian summer monsoon anticyclone as derived from the satellite observations, reanalysis and model simulations Highlight
Xiaolu Yan, Paul Konopka, Felix Ploeger, Mengchu Tao, Jianchun Bian, and Rolf Mueller
09:45–10:00
EGU2017-14787 | presentation
Three-Dimensional modelling of the long-term variability of tracer transport in the Asian Summer Monsoon anticyclone
Giorgio Taverna, Martyn Chipperfield, Wuhu Feng, Richard Pope, Ryan Hossaini, and Piers Forster
Coffee break
10:30–10:45
EGU2017-5671
Monsoon Circulations and Tropical Heterogeneous Chlorine Chemistry in the Stratosphere
Doug Kinnison, Susan Solomon, Rolando Garcia, Justin Bandoro, Catherine Wilka, Ryan Neeley III, Anja Schmidt, John Barnes, Jean-Paul Vernier, Michael Höpfner, and Michael Mills
10:45–11:00
EGU2017-13641
Impact of freeze-drying, mixing and horizontal transport on water vapor in the upper troposphere and lower stratosphere (UTLS)
Liubov Poshyvailo, Felix Ploeger, Rolf Müller, Mengchu Tao, Paul Konopka, Mohamadou Abdoulaye Diallo, Jens-Uwe Grooß, Gebhard Günther, and Martin Riese
11:00–11:15
EGU2017-13398
Water vapor increase in the northern hemispheric lower stratosphere by the Asian monsoon anticyclone observed during TACTS campaign in 2012
Christian Rolf, Bärbel Vogel, Peter Hoor, Gebhard Günther, Martina Krämer, Rolf Müller, Stephan Müller, and Martin Riese
11:15–11:30
EGU2017-10217
Climate impact of volcanic aerosol in the stratosphere and upper troposphere – CALIPSO observations from 2006-2015
Johan Friberg, Bengt G. Martinsson, Sandra M. Andersson, Oscar S. Sandvik, Markus Hermann, Peter F. J. van Velthoven, and Andreas Zahn
11:30–11:45
EGU2017-10366
Temporal evolution of composition and transport in the Arctic UTLS during PGS 2015/16
Jens Krause, Peter Hoor, Heiko Bozem, Stefan Müller, Björn-Martin Sinnhuber, Felix Plöger, Martin Riese, Wolfgang Woiwode, Andreas Engel, Jens-Uwe Grooß, Andreas Zahn, and Hermann Oelhaf
11:45–12:00
EGU2017-9443
Investigation of mesoscale trace gas distributions across an Arctic tropopause fold affected by gravity wave activity
Wolfgang Woiwode, Hermann Oelhaf, Andreas Dörnbrack, Martina Bramberger, Christopher Diekmann, Felix Friedl-Vallon, Michael Höpfner, Peter Hoor, Sören Johansson, Jens Krause, Daniel Kunkel, Johannes Orphal, Peter Preusse, Roland Ruhnke, Romy Schlage, Jennifer Schröter, Björn-Martin Sinnhuber, Jörn Ungermann, and Andreas Zahn and the GLORIA team