Wednesday, 22 April 2009
Room 12
Chairperson: Tarasova O.A.
08:30–08:45
EGU2009-6506 Records of Northern Hemisphere atmospheric carbon monoxide and hydrogen back to about 1960 AD from Greenland firn air
V.V. Petrenko, P. Novelli, D.M. Etheridge, I. Levin, Z. Wang, T. Blunier, P. Lang, L.P. Steele, F. Vogel, and J. Chappellaz and the other members of the NEEM firn carbon monoxide
08:45–09:00
EGU2009-12648 Change in the Northern Hemisphere atmospheric carbon monoxide budget evaluated from CO stable isotopes in Greenland NEEM firn air Z. Wang, J. Chappellaz, P. Martinerie, V. Petrenko, T. Blunier, C. Brenninkmeijer, and J. Mak
09:00–09:15
EGU2009-8409 Surface Ozone and Carbon Monoxide Variability and Trends at the Global GAW Stations Assekrem (Algeria), Bukit Koto Tabang (Indonesia) and Mt. Kenya (Kenya) J. Klausen, S. Henne, C. Zellweger, M. Mimouni, Herizal, K. Thiongo, M. van Weele, and B. Buchmann and the GAW Station Operators
09:15–09:30
EGU2009-9859 In-situ ozone observations at Zugspitze (2962 m) from 1978 to 2008 H.-E. Scheel
09:30–09:45
EGU2009-9308 Long-term measurements of anthropogenic trace gases at the German GAW site Hohenpeissenberg C. Plass-Dülmer and S. Gilge
09:45–10:00
EGU2009-5148 On the diversity of chemistry transport models M.G. Schultz
COFFEE BREAK
10:30–10:45
EGU2009-332 A projection of future O3 concentrations using a synoptic-regression based approach. M. Demuzere and N.P.M. van Lizpig
10:45–11:00
EGU2009-10660 Tropospheric ozone trends and carbon monoxide inter-annual variabilities using MOZAIC data (O3 from 1994-2007, CO from 2002-2007). R.M. Zbinden, J.-P. Cammas, V. Thouret, and P. Nédélec
11:00–11:30
EGU2009-2072 Long Term Monitoring of Greenhouse Gases at NOAA - a Forty Year Record
(solicited)
J. H. Butler
11:30–12:00
EGU2009-13453 Climate impacts on rising atmospheric CO2 from long-term time-series of CO2 and O2
(solicited)
R.F. Keeling, L.E. Rafelski, and S.C. Piper
LUNCH BREAK
13:30–13:45
EGU2009-10439 Understanding the rapid growth of background concentrations of methane in 2007 C. S. Witham, A. J. Manning, S. O'Doherty, and P. G. Simmonds
EGU2009-1459 Growth of HFC-125 (CHF2CF3) in the atmosphere determined from in-situ observation at AGAGE and SOGE observatories. S.J. O'Doherty
14:15–14:30
EGU2009-7745 Trends of O3, HF and chlorine species as measured by ground-based FTIR at Kiruna and modelled by the KASIMA and SLIMCAT model
S. Barthlott, T. Blumenstock, M. Chipperfield, F. Hase, R. Kohlhepp, I. Kramer, U. Raffalski, T. Reddmann, and R. Ruhnke
14:30–14:45
EGU2009-10097 Trends and variability in the upper troposphere/lower stratosphere 1990-2008: Insights from stratospheric water vapour S. Fueglistaler, P.H. Haynes, Y. Liu, A. Simmons, W.G. Read, and G. Stiller
14:45–15:00
EGU2009-2021 The long-term trend in the fractionation of stratospheric water and its implications for the troposphere-stratosphere exchange J. Notholt, G.C. Toon, S. Fueglistaler, P.O. Wennberg, F.W. Irion, M. McCarthy, M. Scharringhauen, T.S. Rhee, A. Kleinbühl, and V. Velazco
COFFEE BREAK
15:30–15:45
EGU2009-3260 Decadal Trends in the Background Stratospheric Aerosol D. J. Hofmann and J. E. Barnes
15:45–16:00
EGU2009-9899 Increase of total stratospheric NO2 in the tropics after 2001 M. Pastel, F. Goutail, J.P. Pommereau, A. Pazmiño, and G. Held
16:00–16:15
EGU2009-2137 The Total Ozone Series of Arosa: History, Homogenization and new results using statistical extreme value theory J. Staehelin, H.E. Rieder, J.A. Maeder, M. Ribatet, A.C. Davison, and R. Stübi
16:15–16:45
EGU2009-7585 Long-Term Trends in Stratospheric Trace Gases
(solicited)
M.P. Chipperfield
16:45–17:00
EGU2009-6201 Satellite stratospheric measurements from the 1990's to now: Data and models L. Froidevaux, M. L. Santee, R. A. Fuller, A. Lambert, M. J. Schwartz, G. L. Manney, W. H. Daffer, N. J. Livesey, J. Anderson, R. S. Harwood, D. E. Kinnison, R. R. Garcia, and A. Gettelman