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Orals BG7.1/AS4.15

BG7.1/AS4.15

Methane in the marine and terrestrial realm: from microbial metabolisms to environmental impacts and climate change (co-organized)
Convener: Helge Niemann 
Co-Conveners: Tomas Feseker , Alina Stadnitskaia 
Session details
Orals
 / Thu, 01 May, 13:30–17:00  / Room G5
Posters
 / Attendance Thu, 01 May, 17:30–19:00  / Green Posters
Poster Summaries & DiscussionsPSD19.9  / Wed, 30 Apr, 16:30–17:15  /  
Add this session to your personal programme

Thursday, 01 May 2014
Room G5
Chairperson: Niemann, Stadnitskaia, Feseker
marine sediments

13:30–13:45
EGU2014-12661
Insights into the activity, formation and origin of seep systems on the seafloor in the SW Barents Sea
Kai Mangelsdorf, Julia C. Nickel, Rolando di Primio, Jens Kallmeyer, Brian Horsfield, Daniel Stoddart, and Harald Brunstad
13:45–14:00
EGU2014-10732
Methane venting offshore Vesterålen, northern Norway governed by subsurface geology
Shyam Chand, Terje Thorsnes, Aivo Lepland, Daniel Stoddart, and Harald Brunstad
14:00–14:15
EGU2014-8156
Fluid channeling and their effect on the efficiency of benthic methane filter in various seep habitats and sediments
Philip Steeb, Peter Linke, and Tina Treude
marine water column and estuaries

14:15–14:30
EGU2014-6636
Aerobic methane oxidation in a coastal environment with seasonal hypoxia - a time series study
Lea Steinle, Christina Bethke, Johanna Schweers, Hermann Bange, Annette Kock, Moritz F. Lehmann, Tina Treude, and Helge Niemann
14:30–14:45
EGU2014-7362
Comparing microbial methane oxidation rates and methane distribution in arctic and boreal estuaries
Ingeborg Bussmann, Alexandra Kraberg, Anna Matousu, and Roman Osudar
lakes and other fresh water bodies

14:45–15:00
EGU2014-14430
Aerobic methanotrophs drive the formation of a seasonal anoxic benthic nepheloid layer in monomictic Lake Lugano
Jan Blees, Helge Niemann, Christine B. Wenk, Jacob Zopfi, Carsten J. Schubert, Joël S. Jenzer, Mauro L. Veronesi, and Moritz F. Lehmann
Coffee Break
Chairperson: Niemann, Stadnitskaia, Feseker
15:30–15:45
EGU2014-3639
Top-down control of methanotrophs regulates methane concentrations in a small humic lake
Jatta Saarenheimo, Shawn Devlin, Jari Syväranta, Marja Tiirola, and Roger Jones
15:45–16:00
EGU2014-10846
Tank bromeliad - a natural model ecosystem for methane cycling research
Guntars Martinson, Franziska Brandt, and Ralf Conrad
permafrost and soils

16:00–16:15
EGU2014-4709
In situ permafrost thaw due to climate change drives holistic microbial community shifts with implications for methane cycling
Rhiannon Mondav, Carmody McCalley, Suzanne Hodgkins, Virginia Rich, Steve Frolking, Scott Saleska, Andrew Barnes, Jeff Chanton, and Patrick Crill
16:15–16:30
EGU2014-3692
High diversity of methanotrophic bacteria in geothermal soils affected by high methane fluxes
Walter D'Alessandro, Antonina Lisa Gagliano, Paola Quatrini, and Francesco Parello
'near' future and paleo systems

16:30–16:45
EGU2014-5625
The response of methane hydrate offshore Svalbard to ocean warming during the next three centuries
Hector Marin-Moreno, Tim Minshull, Graham Westbrook, Bablu Sinha, and Sudipta Sarkar
16:45–17:00
EGU2014-10680
Temporal changes in methane stable isotopes in polar ice cores: big picture and implications for ecosystem changes
Michael Bock, Jochen Schmitt, Barbara Seth, Jonas Beck, and Hubertus Fischer