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	Quick Search Author Title Abstract Nr. Schedule Nr. Atmospheric Sciences Meteorology Boundary layer processes Atmospheric chemistry and aerosols Programme Groups Great Debates Union Symposia Educational Symposia Atmospheric Sciences Biogeosciences Climate: Past, Present, Future Cryospheric Sciences Energy, Resources and the Environment Geochemistry, Mineralogy, Petrology & Volcanology Geodesy Geodynamics Geomorphology Geophysical Instrumentation Hydrological Sciences Magnetism, Palaeomagnetism, Rock Physics & Geomaterials Natural Hazards Nonlinear Processes in Geophysics Ocean Sciences Planetary and Solar System Sciences Seismology Soil System Sciences Solar-Terrestrial Sciences Stratigraphy, Sedimentology and Palaeontology Tectonics and Structural Geology Medal Lectures Key Note Lectures Key Note Sessions Division Business Meetings Editorial Board Meetings Townhall Meetings Splinter Meetings Union Meetings   Oral Programme - AS3.08 Trace Gas Composition and Chemistry of the Last Two Hundred Years from Firn and Ice Core Measurements (co-listed in CR) Select contributions you wish to be included in your Personal Programme and press "Add" to Personal Programme. Finally, click on "Personal Programme" to modify, view, print, save or export your Personal Programme. Please, click Abstract Number to find the corresponding abstract as PDF file; if necessary, download Adobe Acrobat Reader 4.0 first to open the file. Any abstract may be freely reproduced for non-commercial, scientific purposes; however, the moral right of the author(s) to be identified as the author(s) of such abstracts is asserted. Convener: Sturges, W. Co-Convener: Leuenberger, M., Montzka, S. Co-Sponsorship: Monday, 3 April 2006 Lecture Room: Lecture Room 1 (G) Chairperson: STURGES, W. Select complete timeblock 13:30 - 13:45 EGU06-A-02575;  AS3.08-1MO3O-001 Martinerie, P. ; Nourtier-Mazauric, E.; Barnola, J.-M.; Sturges, W.; Worton, D. R.; Atlas, E.; Brasseur, G. Halocarbon trends and budgets over the last century : a model study constrained by firn air data 13:45 - 14:00 EGU06-A-02398;  AS3.08-1MO3O-002 Worton, D. R.; Sturges, W. T.; Etheridge, D.; MacfarlingMeure, C.; Humprey, S. P.; Begley, P.; Schwander, J.; Mulvaney, R. Atmospheric trends of CF4 and C2F6 inferred from air recovered from polar firn and ice. 14:00 - 14:15 EGU06-A-05264;  AS3.08-1MO3O-003 Montzka, S.; Clarke, A.; Butler, J.; Battle, M.; Severinghaus, J.; Calvert, P.; Elkins, J. A decade of firn air sampling in the polar regions of both hemispheres (solicited) 14:15 - 14:30 EGU06-A-05447;  AS3.08-1MO3O-004 Etheridge, D; Trudinger, C; Langenfelds, R; Steele, P; Ferretti, D; Smith, A Increase in carbon monoxide concentration in the southern hemisphere over the past century (solicited) 14:30 - 14:45 EGU06-A-10581;  AS3.08-1MO3O-005 Assonov, S.S.; Brenninkmeijer, C.A.M; Chappellaz, J. A reconstruction of the past trend of atmospheric CO based on firn air samples from Berkner Island, Antarctica 14:45 - 15:00 EGU06-A-02859;  AS3.08-1MO3O-006 Leuenberger, M.; Severinghaus, J.P.; Schwander, J.; Spahni, R.; Battle, M.; Huber, C.; Beyerle, U.; Kipfer, R.; Weiler, K. Molecular size dependent gas fractionation in firn air derived from noble gases, oxygen, and nitrogen measurements 15:00 - 15:15 EGU06-A-08198;  AS3.08-1MO3O-007 Laepple, T.; Madronich, S.; Schultz, M.; Lohmann, G. The atmospheric chemistry in the Last Glacial Maximum : A model study 15:15 END OF SESSION to Personal Programme and Back to Session Programme View corresponding Poster Programme Back to Session Programme

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