Oral Programme AS1.12

AS1.12

Chemistry and Dynamics of the Upper Troposphere / Lower Stratosphere (UTLS)
Convener: Peter Hoor  | Co-Conveners: Thomas Birner , Cornelius Schiller 
Oral Programme
 / Fri, 07 May, 08:30–12:00  / Room 14
Poster Programme
 / Attendance Fri, 07 May, 13:30–15:00  / Halls X/Y

Friday, 7 May 2010
Room 14
Chairperson: Schiller/Pommereau
08:30–08:45
EGU2010-6889
Global variations of water vapor isotopologues derived from ACE-FTS satellite data (solicited)
William Randel, Mijeong Park, Elizabeth Moyer, Eric Jensen, Peter Bernath, Kaley Walker, and Chris Boone
08:45–09:00
EGU2010-9356
Distribution of convective sources and their contribution to the TTL
Alexandra Tzella and Bernard Legras
09:00–09:15
EGU2010-12277
Deep convection over the Tibetan Plateau and global stratospheric water vapor
Jonathon Wright, Rong Fu, Yan Zhang, and Stephan Fueglistaler
09:15–09:30
EGU2010-3706
Validation of vertical velocities using in situ measurements
Felix Ploeger, Paul Konopka, Cornelius Schiller, Gebhard Günther, Jens-Uwe Grooss, and Rolf Müller
09:30–09:45
EGU2010-8343
New insights of transport processes through the UTLS derived from the TransBrom-Sonne cruise in the Western Pacific during October 2009
Kirstin Krüger, Birgit Quack, Susann Tegtmeier, Sebastian Wache, Viktoria Mohr, Franz Immler, and Markus Rex
09:45–10:00
EGU2010-4188
Possible causes for the observation of exceptionally high N2O mixing ratios in the tropical lower stratosphere
Farahnaz Khosrawi, Rolf Mueller, Michael H Proffitt, Joachim Urban, and Donal Murtagh
COFFEE BREAK
10:30–10:45
EGU2010-5685
Simulating the Past, Present and Future of the Upper Troposphere and Lower Stratosphere
Andrew Gettelman and Michaela Hegglin
10:45–11:00
EGU2010-5527
Changes in the tropical belt and their effect on trace gas distributions in the UTLS
Sean Davis and Karen Rosenlof
11:00–11:15
EGU2010-8707
Long term variability of O3 in the UTLS as measured by MOZAIC since 1994 and its link to NAO indices
Valérie Thouret, Jean-Pierre Cammas, Christophe Cassou, Philippe Nédélec, Gilles Athier, Damien Boulanger, and Fernand Karcher
11:15–11:30
EGU2010-3451
An alternative dynamical tropopause based on the meridional PV gradient on isentropes
Anne Kunz, Paul Konopka, and Rolf Müller
11:30–11:45
EGU2010-5627
An Atmospheric Chemist in Search of the Tropopause
Michael Prather
11:45–12:00 EGU2010-13975
Climate change impact on stratospheric transport and mixing (withdrawn)
Paul A. Newman and Feng Li