Find the EGU on

Follow us on Twitter Find us on Facebook Find us on Google+ Find us on LinkedIn Find us on YouTube

Tag your tweets with #egu2012
(What is this?)

Programme Groups

BG – Biogeosciences

BG1 – General Biogeosciences
BG2 – Terrestrial Biogeosciences
BG3 – Marine Biogeosciences
BG4 – Fresh water Biogeosciences
BG5 – Earth System Science
BG6 – Palaeo Biogeosciences
BG7 – Geomicrobiology and Extreme Environments
BG8 – Astrobiology and Early Evolution of Life
BG9 – Co-listed sessions

Vladimir Ivanovich Vernadsky Medal Lecture by Jean-Pierre Gattuso
Arne Richter Award for Outstanding Young Scientists Lecture by Stephanie Henson
Convener: D. B. Dingwell 
BG1 –  General Biogeosciences
Open session on Biogeosciences (Posters only)
Co-Conveners: J. Kesselmeier , J. Middelburg , A. Benthien , A. Boetius , A. Ridgwell , T. J. Battin , M. E. Böttcher , S. Glatzel , E. J. Javaux 
Application of stable isotopes in Biogeosciences (co-sponsored by the European Association of Geochemistry (EAG) (co-organized)
Convener: M. E. Böttcher  | Co-Conveners: S. Bouillon , G. Gleixner , A. Benthien , E. Schefuß , M. Werner , T. Prohaska , J. Irrgeher 
Earth Observation for Land-Atmosphere Interaction Science
Co-Conveners: D. Fernández Prieto , Reissell , G. Hayman , J.-P. Muller , G. de Leeuw 
Climate extremes, ecosystems and biogeochemical cycles
Convener: M. Reichstein  | Co-Conveners: M. Bahn , P. Ciais , Y. Luo 
Terrestrial organic matter dynamics during land-ocean transport in the Arctic.
Biophysical processes: from biological soil crusts to macro process (co-organized)
Co-Conveners: J. Turowski , S. Rice , M. Stoffel , S. Lane 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD12.5 
BG2 –  Terrestrial Biogeosciences
Biogeochemistry and ecohydrology of arid and semi-arid ecosystems
Convener: W. L. Kutsch  | Co-Conveners: B. Mamtimin , F. X. Meixner , C. Brümmer , L. Merbold 
Towards a full GHG balance from the biosphere. How important are N2O and CH4 emissions in different ecosystems? How difficult is it to measure and to model their emission?
Convener: D. Zona  | Co-Convener: K. Pilegaard 
Patterns and drivers of GHG assimilation and release in natural and agricultural ecosystems
Convener: L. Montagnani  | Co-Conveners: P. Stoy , D. Zanotelli , M. Wattenbach , W. L. Kutsch , P. Smith , C. Brümmer , L. Merbold 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.8 
Non-CO2 influences of land cover changes on climate
Co-Convener: V. Arora 
Peatlands and the Carbon Cycle
Convener: G. Clay  | Co-Convener: S. Glatzel 
Earth observation for monitoring the global energy, water and carbon cycles over land
Convener: J.-C. Calvet  | Co-Conveners: G. Balsamo , R. Lacaze 
Remote Sensing and data assimilation in the Biogeosciences (co-sponsored by iLEAPS)
Convener: F. Veroustraete  | Co-Conveners: Reissell , K. Scipal , J. Moreno , W. Verstraeten 
Bridging Ecosystem Science to Service and Stewardship
Co-Convener: Fürst 
Enhanced Carbon Sequestration in the Terrestrial Biosphere
Convener: N. Zeng  | Co-Conveners: Janssens , R. Valentini , A. Lindroth 
Biogeochemistry of Atmospheric Methane: Isotopes to Models (co-organized)
Co-Convener: M. Bock 
Biotic interactions and biogeochemical processes
Convener: M. Bahn  | Co-Conveners: Bardgett , M. Reichstein , S. Quideau , C. Preston 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.1 
Boreal forest chemistry and physics (co-organized)
Convener: J. Williams  | Co-Convener: T. Petäjä 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD10.8 
Vegetation-Atmosphere Interactions: From Emission to Atmospheric Particles and Climate (co-organized)
Convener: B. Bonn  | Co-Conveners: M. Boy , S. M. Noe 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD10.11 
Geological and hydro-biogeochemical feedbacks shaping habitats and biodiversity in terrestrial systems (co-organized)
Convener: D. Or  | Co-Conveners: G. Berberich , A. Hildebrandt , P. D. U. A. Glasmacher 
Climate Change: Carbon Cycle, Mortality, Growth, and Shift of Forests (co-organized)
Convener: F. D Aprile  | Co-Convener: D. Dunkerley 
Scaling, Nonlinearity, and Complexity in soils (co-organized)
Convener: A. M. Tarquis  | Co-Conveners: Perrier , M. Marani , R. M. Lark , R. E. Falconer , Kravchenko , M. Steffens , C. W. Mueller , R. Viscarra Rossel 
Land use and land management impacts on soil organic carbon (SOC) dynamics: from the long term experiment to the national inventory (co-organized)
Convener: B. van Wesemael  | Co-Conveners: A. Don , J. Leifeld , M. Á. Muñoz , R. Zornoza 
Spatial and temporal patterns of wildfires: models, theory, and reality (co-organized)
Convener: M. Pereira  | Co-Conveners: R. Trigo , M. Penning de Vries , L. Clarisse , Boschetti 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD19.13 
Stabilization of organic matter in soils, sediments and marine dissolved organic matter (co-organized)
Convener: S. Abiven  | Co-Convener: M. W. I. Schmidt 
BG3 –  Marine Biogeosciences
Oxygen depletion in land-locked, coastal and open ocean systems of the present and past – driving mechanisms, impacts and recovery
Convener: C. P. Slomp  | Co-Conveners: J. Middelburg , A. Boetius 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.7 
Biogeochemistry of coastal seas and continental shelves (including Arne Richter Award for Outstanding Young Scientists Lecture)
Convener: H. Thomas  | Co-Convener: A. V. Borges 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.3 
BG4 –  Fresh water Biogeosciences
How interactions of recalcitrant and labile organic matter may drive carbon and nutrients balance in terrestrial and aquatic ecosystems
Co-Conveners: T. J. Battin , M. Reichstein 
Glacial retreat: implications for microbial ecology and biogeochemistry
Convener: T. J. Battin  | Co-Convener: B. Sattler 
Integrating aquatic and terrestrial habitats for large-scale carbon and greenhouse gas balances - towards whole landscape assessments
Convener: D. Bastviken  | Co-Conveners: T. J. Battin , L. Tranvik , S. Sobek 
Environmental and anthropogenic change affecting catchments and groundwater-dependent ecosystems (co-organized)
Convener: S. Schymanski  | Co-Conveners: S. Fatichi , B. Klöve , S. Manfreda , M. Sivapalan , C. Stumpp 
BG5 –  Earth System Science
Urbanisation process, its dynamics and complex interactions of urban land with the Biosphere: cycles of matter, energy and water.
Environmental, socio-economic and climatic changes in Northern Eurasia and their feedbacks to the Global Earth System
Convener: P. Groisman  | Co-Conveners: D. Schepaschenko , M. O. Andreae 
BG6 –  Palaeo Biogeosciences
Calcification in marine organisms: ocean-acidification and proxy-development studies (including Vladimir Ivanovich Vernadsky Medal Lecture)
Convener: L. de Nooijer  | Co-Conveners: K. G. Schulz , A. Meibom 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.5 
Micropaleontology: a key to modern and ancient environments (co-organized)
Co-Convener: A. Sluijs 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD20.6 
Instrumental monitoring of caves: the key to understanding anthropogenic impacts and climate-proxy relationships in speleothems (co-organized)
Co-Convener: C. Spötl 
BG7 –  Geomicrobiology and Extreme Environments
Methane cycling in marine and terrestrial systems/ES0902 Pergamon COST ACTION
Convener: A. Stadnitskaia  | Co-Conveners: T. Feseker , H. Niemann 
Nexus between microbes, metals and minerals in the environment (co-sponsored by the European Association of Geochemistry (EAG))
Co-Convener: A. Meibom 
BG8 –  Astrobiology and Early Evolution of Life
Biosignatures and their applicability to astrobiology and primitive life
Convener: F. Foucher  | Co-Convener: F. Westall 
BG9 –  Co-listed sessions
Mediterranean Climate: from past to future
Convener: P. Lionello  | Co-Convener: C. Goodess 
Organic matter export across landscapes: Understanding the rates and controls
Convener: R. Hilton 
Sediment and carbon fluxes under human impact and climate changes
Convener: T. Hoffmann  | Co-Conveners: G. Erkens , G. Verstraeten 
Estuarine processes
Convener: M. Toffolon  | Co-Conveners: H. H. G. Savenije , S. Mudd 
SENSEnet: Marine sensor development for the 21st Century
Co-Convener: Wenzhoefer 
Reconstructing redox conditions from sedimentary records – an interdisciplinary approach (sponsored by IAS)
Convener: C. März 
Weathering and bioweathering: measurement techniques and implications in soil formation
Co-Conveners: Zoghlami , E. Doehne 
Eco-engineering mitigations against natural hazards: Biological and Geophysical contributions to sustainable soil bioengineering in a changing world
Convener: H. P. Rauch  | Co-Conveners: F. Preti , F. Graf , F. Ozcep 
Where does all the Pyrogenic Organic Matter go? Its Fate in Soils, Water and Sediments
Convener: C. Santin  | Co-Convener: S. Doerr 
Oral Programme
Poster Programme
Poster Summaries & DiscussionsPSD4.13 
Ecology and Erosion
Convener: A. Cerdà  | Co-Conveners: M. Kirkby , S. Manfreda , J. Mataix-Solera , V. Arcenegui , P. Dlapa 
Trace gases emissions from soils: Sources, mechanisms and process rates
Convener: L. Weihermueller  | Co-Convener: Y. Kuzyakov 
Molecular and isotopic techniques in terrestrial ecosystem studies
Convener: B. Jansen  | Co-Conveners: Bull , C. Sierra , D. Derrien , M. W. I. Schmidt , S. Trumbore , G. Wiesenberg