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Orals AS3.11

AS3.11

Polar Ozone and Polar Stratospheric Clouds
Convener: Geir O. Braathen  | Co-Conveners: Farahnaz Khosrawi , Bjoern-Martin Sinnhuber , Marc von Hobe , Michael Pitts 
Orals
 / Mon, 08 Apr, 13:30–17:00  / Room B16
PICOs
 / Mon, 08 Apr, 10:30–12:15  / Room PICO Spot 3

Monday, 8 April 2013
Room B16
Chairperson: Geir O. Braathen
13:30–13:45
EGU2013-12363
Retrieval and Analysis of Temperature and Important Trace Gases in the Lower Stratosphere as measured by GLORIA during ESSenCe11
Jörg Blank, Tobias Guggenmoser, Jörn Ungermann, Jens-Uwe Grooß, Baerbel Vogel, Anne Kleinert, Martin Kaufmann, and Martin Riese and the GLORIA Team
13:45–14:00
EGU2013-9076
The relative importance of gas-phase and heterogeneous processes for polar chlorine activation and subsequent ozone depletion
Rolf Müller, Tobias Wegner, Jens-Uwe Grooß, Ole Kirner, and Katja Drdla
14:00–14:15
EGU2013-869
The Impact of Polar Stratospheric Ozone Loss on Southern Hemisphere Climate and Stratosheric Circulation - A Chemistry Climate Model Study
James Keeble, Peter Braesicke, Howard Roscoe, and John Pyle
14:15–14:30
EGU2013-8356
Polar stratospheric clouds over Finland in the 2012/2013 Arctic winter measured by two Raman lidars
Anne Hoffmann, Eleni Giannakaki, Rigel Kivi, Otto Schrems, Franz Immler, and Mika Komppula
14:30–14:45
EGU2013-3801
Simultaneous occurrence of polar stratospheric clouds and upper-tropospheric clouds caused by blocking anticyclones in the Southern Hemisphere
Masashi Kohma and Kaoru Sato
14:45–15:00
EGU2013-206
Stratospheric column NO2 anomalies over Russia related to the 2011 Arctic ozone hole
Viktoryia Aheyeva, Aleksandr Gruzdev, Aleksandr Elokhov, Mikhail Grishaev, and Natalia Salnikova
COFFEE BREAK
15:30–15:45
EGU2013-715
Radiative transfer simulations of PSC signatures measured by CRISTA-NF during the RECONCILE campaign in winter 2009/2010
Sabine Griessbach, Christoph Kalicinsky, Reinhold Spang, Lars Hoffmann, Rolf Müller, Friedhelm Olschewski, Wolfgang Woiwode, Hermann Oelhaf, Martin Riese, Cornelius Schiller, Wiebke Frey, Sergej Molleker, Stephan Borrmann, Valentin Mitev, Michael Volk, Elisabeth Hoesen, Silvia Genco, and Marc von Hobe
15:45–16:00
EGU2013-11806
Denitrification in Arctic winter 2009/10: Study on shape and morphology of large dimension HNO3-containing particles
Wolfgang Woiwode, Jens-Uwe Grooß, Hermann Oelhaf, Stephan Borrmann, Andreas Ebersoldt, Wiebke Frey, Thomas Gulde, Sergej Molleker, Christof Piesch, Hans Schlager, and Johannes Orphal
16:00–16:15
EGU2013-7670
NAT nucleation and denitrification in the polar stratosphere
Jens-Uwe Grooß, Ines Engel, Christopher R. Hoyle, Beiping Luo, Thomas Peter, Wiebke Frey, Sergej Molleker, Stephan Borrmann, Hans Schlager, Holger Vömel, Rigel Kivi, Kaley A. Walker, Michelle L. Santee, Gabriele Stiller, Michael Pitts, and Rolf Müller
16:15–16:30
EGU2013-4002 | presentation | presentation
On the connection between stratospheric water vapour changes and widespread severe denitrification in the Arctic
Farahnaz Khosrawi, Jo Urban, Stefan Lossow, Gabi Stiller, and Donal Murtagh
16:30–16:45
EGU2013-7017
Arctic stratospheric dehydration - Unprecedented observations and microphysical modeling study
Ines Engel, Beiping P. Luo, Sergey Khaykin, Frank G. Wienhold, Holger Vömel, Rigel Kivi, Michael C. Pitts, Lamont R. Poole, Michelle L. Santee, Jens-Uwe Grooß, and Thomas Peter
16:45–17:00
EGU2013-7591
Polar Stratospheric Clouds and heterogeneous chemistry: Comparison between a 3D-CTM with detailed online PSC microphysics and CALIPSO observations
Sébastien Viscardy, Quentin Errera, Michael C. Pitts, Lamont R. Poole, Simon Chabrillat, and Frank Daerden