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Oral Programme BG2.12

BG2.12

Biogeochemistry of wetlands, lakes and marine environments
Co-Conveners: Klaus-Holger Knorr , Julia van Winden , Julia Beer , Caroline P. Slomp 
Oral Programme
 / Tue, 05 Apr, 13:30–17:00  / Room 23
Poster Programme
 / Attendance Tue, 05 Apr, 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30  /  / Attendance 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30
 / Attendance Tue, 05 Apr, 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30  /  / Attendance 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30
 / Attendance Tue, 05 Apr, 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30  /  / Attendance 17:30–19:00  / Display Tue, 05 Apr, 08:00–19:30  / Poster Area BG
<table class="mo_scheduling_string" style="border-collapse: collapse; clear:left;"><tr><td style="vertical-align: top;"><span class="apl_addon_standard_action_link" style="text-decoration: none;">Poster Summaries & Discussions</span>:&nbsp;<a href="https://meetingorganizer.copernicus.org/EGU2011/session/8451" target="_blank" title="Open PSD58 Details" style="clear:left;">PSD58</a> &nbsp;/ <span class="mo_scheduling_string_time">Tue, 05 Apr, 17:30</span><span class="mo_scheduling_string_time">&ndash;18:15</span> &nbsp;/ <span class="mo_scheduling_string_place" title=""></span> &nbsp;</td></tr></table>

Tuesday, 5 April 2011
Room 23
Chairperson: Julia van Winden, Klaus-Holger Knorr
Wetlands

13:30–13:45
EGU2011-7454 | presentation
Short-term versus long-term effects of summer flooding on floodplain biogeochemistry; interacting role of soil use and water quality
Artur Banach, Leon Lamers, Zofia Stępniewska, and Jan Roelofs
13:45–14:00
EGU2011-8180
Bacteriohopanepolyol signatures as markers for methane oxidation and nitrogen-fixation in peat
Helen Talbot, Julia F. van Winden, Elizabeth Bingham, Richard D. Pancost, Nardy Kip, Gert-Jan Reichart, Arjan Pol, Mike S.M. Jetten, Richard Evershed, and Jaap S. Sinninghe Damsté
14:00–14:15
EGU2011-8771
Impact of dry-wet cycle and flooding on redox dynamics and carbon cycling in a northern fen
Cristian Estop, Klaus-Holger Knorr, and Christian Blodau
14:15–14:30 EGU2011-13868
Satellite-derived information on inundation seasonality and extent in a global wetland data set (withdrawn)
Elaine Matthews, Catherine Prigent, and Fabrice Papa
Lakes

14:30–14:45
EGU2011-8201
Assessment of methane (CH4) dynamics in a sub-tropical hydroelectric reservoir: Nam Theun 2, Lao PDR
Chandrashekhar Deshmukh, Frédéric Guérin, Fabien Becerra, Pierre Guédant, Stéphane Descloux, Sylvie Pighini, Vincent Chanudet, and Dominique Serça
14:45–15:00
EGU2011-2129
Gaseous carbon balance for a small boreal lake following artificially increased DOC loading
Hannu Nykänen, Sari Peura, Paula Kankaala, and Roger Jones
COFFEE BREAK
15:30–15:45
EGU2011-11573
Compositional and Structural Dynamics of Dissolved Organic Matter during Cyanobacteria (Microcystis aeruginosa) Bloom in Taihu Lake, China
Norbert Hertkorn, Fenfen Zhang, Philippe Schmitt-Kopplin, Agnes Fekete, Andras Gaspar, Ying Wu, and Jing Zhang
15:45–16:00
EGU2011-4162
Iron biogeochemical cycling in freshwater sediments
Caroline Schmidt, Emily-Denise Melton, Peter Stief, and Andreas Kappler
16:00–16:15
EGU2011-3701
Geochemistry of trace elements in boreal seasonally stratified lake: control of colloidal iron and organic matter
Oleg Pokrovsky, Liudmila Shirokova, Svetlana Zabelina, Taissia Vorobieva, Olga Moreva, Sergey Klimov, Artem Chupakov, Stephane Audry, and Jerome Viers
16:15–16:30
EGU2011-11010
Groundwater - lake water exchange affects biogeochemistry: Results from a multivariate analysis of sediment properties in an acid mine lake
Julia Beer, Christiane Neumann, Stefan Peiffer, Jan Fleckenstein, and Christian Blodau
Marine systems

16:30–16:45
EGU2011-6706
Modelling past and present phosphate cycling off Peru
Esther T. Arning, Wolfgang van Berk, and Hans-Martin Schulz
16:45–17:00
EGU2011-6582
Electric fields and nanowires associated with biogeoelectricity in marine sediment
Nils Risgaard-Petersen, Lars Peter Nielsen, Yuri Gorby, Greg Wanger, Andre Revil, Mohamed El-Naggar, Tom Yuzvinsky, and Christian Pfeffer