Colloquium
In the colloquium of the Institute of Soil Science current research results and projects are presented and discussed in a weekly cycle. Thus, it is an important platform for the scientific interchange within the institute and with external national and international co-operation partners.
Schedule
| Date | Presenter | Title |
| 14.02. - 11.04.23 |
Winter break | |
| 08.05.2023 | Selina Undeutsch (IfB) | Shift in growing season timing and impact on carbon sequestration on Samoylov Island in the Siberian Arctic between 2002 and 2017 |
| 15.05.2023 | ||
| 23.05.2023 |
Bernhard Ahrens & Marion Schrumpf (MPI Biogeochemistry) Sung-Ching Lee (MPI Biogeochemistry) |
Microbes, minerals, depth and deep learning - perspectives in experiments and SOC modeling What does eddy covariance say? CO2 and CH4 dynamics of marshes with a salinity gradient |
| 29.05.2023 | Pfingstmontag | |
| 05.06.2023 | Oliver Lechtenfeld (UFZ Leipzig) | Molecular-level insights into dissolved organic matter biogeochemistry: From process to landscape level |
| 12.06.2023 | ||
| 19.06.2023 | Claudia Kammann (Hochschule Geisenheim) | Biochar Soil PYMICCS |
| 26.06.2023 | Christina Steffens | Interannual Variations of the particulate and mineral-associated organic C pools in two Northern German cropland topsoils |
| 03.07.2023 | ||
| 10.07.2023 | ||
| 17.07.2023 | ||
| 21.07. - 01.10.23 |
Summer break | |
Previous Schedule
| Date | Presenter | Title |
| 01.02.21 | Alex Schütt (IfB) | Wasserstress - Stadtbaumstandorte |
| 08.02. | Rica Wegner (IfB) | Interaction between aerobic N and C processes along an active thaw slump |
| 15.02. | Christian Beer (IfB) | Protection of Permafrost Soils from Thawing by Increasing Herbivore Density |
| 22.02. | Leonardo Galera (IfB) | Soil CO2 and CH4 fluxes and seasonal budget in the polygonal tundra of Samoylov Island, Northeastern Siberia |
| 01.03. | Jan Oestmann (Thünen-Institut, Braunschweig) |
Greenhouse gas balance of Sphagnum farming on highly decomposed peat at former peat extraction sites |
| 08.03. | Josephine Wong (Universität Hamburg) |
The Interactions between roots, vegetation dynamics, and climate |
| 15.03. | Yva Herion (IfB) | Soil organic matter and soil hydrology |
| 22.03. | ||
| 29.03. | Lizeth Vásconez (IfB) | |
| Easter Monday | ||
| 12.04. | Claudia Fiencke (IfB) | Microbial N-transformations and availability in the active layer of cryosols on a floodplain soil transect |
| 19.04. | Christina Steffens (IfB) | Respirationsmessung |
| 26.04. | Dirk Wagner (GFZ Potsdam) |
Of survival artists and superheroes - microbial life in soils along the Chilean Coastal Cordillera |
| 03.05. | Gustaf Hugelius (Stockholm University) |
Large stocks of peatland carbon and nitrogen are vulnerable to permafrost thaw |
| 10.05. | Melanie Kern (IfB) | Assessment of forest ecosystem C-N dynamics with integrated mycorrhizal processes under eCO2 |
| 17.05. | Adrian Heger (IfB) | Factors controlling SOC-stocks in Elbe floodplain forests |
| Whit Monday | ||
| 31.05. | Stefano Manzoni (Stockholm University) |
Modelling soil microbial dynamics across spatial scales |
| 07.06. | Peter Müller (IfB) | Plant traits determine wetland methane response to sea-level rise |
| 14.06. | Christian Beer (IfB) | Overview of the Dynamics of Soil Processes (DSP) Working Group |
| 21.06. | Annette Eschenbach (IfB) | Overview of the Soil Protection and Soil Technology Working Group |
| 28.06. | Lars Kutzbach, Miriam Fuß, Fay Lexmond, Lutz Beckebanze (IfB) | Overview of the Soils in the Climate System Working Group |
| 05.07. | David Holl (IfB) | Cushion bog plant community responses to passive warming in southern Patagonia |
| 12.07. - 18.10.21 |
Summer break | |
| 25.10.21 | Christian Knoblauch (IfB) | Carbon dioxide and methane release following abrupt thaw of Pleistocene permafrost deposits in Arctic Siberia |
| 01.11. | Gerd Wessolek (TU Berlin), Björn Kluge (TU Berlin) |
Predicting water supply and evapotranspiration of street trees using Hydro-Pedo-Transfer-Functions (HPTFs) Verschoben wegen Krankheit / Postponed due to illness |
| 08.11. | Minjung Kwon (IfB) |
Northern peatlands drying and heat wave effects on CO2 fluxes |
| 15.11. | Antonia Kiel (Institute of Geophysics, Universität Hamburg) | Relationship between seismic properties and ground water saturation, temperature and strong rain events |
| 22.11. | Klaus Berger (IfB) | Comparison and Operational Validation of SWMS_2D and HYDRUS (2D/3D) for Capillary Barriers Using Data of a 10-m Tipping Trough |
| 29.11. | Maija Marushchak (University of Eastern Finland) | Thawing Yedoma permafrost as a neglected nitrous oxide source |
| 06.12. | Gerd Wessolek, Björn Kluge (both TU Berlin) | Predicting water supply and evapotranspiration of street trees using Hydro-Pedo-Transfer-Functions (HPTFs) |
| 13.12. | Joscha Becker (IfB) | (preliminary) Connecting rhizosphere processes to carbon and nutrient balances |
| 20.12. - 27.12. |
Christmas break | |
| 03.01.22 | ||
| 10.01. | ||
| 17.01. | Victor Stepanenko (Moscow State University) | Greenhouse gas emissions from terrestrial waters: observational evidence and mechanistic modeling |
| 24.01. | Xavier Rodriguez Lloveras (IfB) | Modelling ice lenses formation in artic soils with the Hamburg Soil Model |
| 31.01. | Christina Steffens (IfB) | Tree species affect the vertical distribution of Corg and Nt within the soil |
| 07.02. | Johanna Metzger (Universität Jena) | From the canopy to the soil: Tracing small-scale variation of rainfall on a forest plot |
| 14.02. - 11.04. |
Winter break | |
| 18.04. | Easter Monday | |
| 25.04. | Christian Beer (IfB) |
Siberian-scale estimation of CO2 emission from thaw slumps |
| 02.05. | no Colloquium | |
| 09.05. | no colloquium | |
| 16.05. | Miriam Fuß (IfB) Lara Kaiser (IfB) Cosima Schröer (IfB) |
EGU practice talks |
| 23.05. | no colloquium due to EGU | |
| 30.05. | Adrian Heger (IfB) | Soil texture and pH affect soil CO2 efflux in hardwood floodplain forests of the lower middle Elbe River |
| 06.06. | Whitmonday | |
| 13.06. | Johannes Rousk (Lund University) | The microbial control of biogeochemistry in warming soils |
| 20.06. | Birgit Wild (Stockholm University) | Permafrost carbon in aquatic systems: Origin and fate across the Siberian Arctic |
| 27.06. | Jamil Anache (Universidade Federal de Mato Grosso do Sul) | Tropical woodland moisture cycling responses to climate stochasticity using eddy covariance and machine learning |
| 04.07. | ||
| 11.07. | ||
| 18.07. - 10.10. |
Summer break | |
| 18.10. | Martin Maier (Georg-August-Universität Göttingen) | Forests (soils) as methane sinks or source? Processes, mechanisms and patterns |
| 25.10. | no colloquium | |
| 01.11. | Christian Beer (IfB) | Vertical pattern of organic matter decomposability in cryoturbated permafrost-affected soils |
| 08.11. | Claudia Fiencke (IfB) | Microbiogeochemical traits to identify nitrogen hotspots in permafrost regions |
| 15.11. | Carolina Voigt (University of Eastern Finland) | Mechanisms behind atmospheric CH4 consumption by upland tundra soils in the Western Canadian Arctic |
| 22.11. | David Holl (IfB) | GHG fluxes and new peat growth after rewetting at sites with different vegetation cover and management history at Wildes Moor, Schleswig Holstein in summer of 2021 |
| 29.11. | Mathias Beyer (TU Braunschweig) | Why deep roots matter - and how water isotopes and UAV's can help to study them |
| 06.12. | Lin Yu (CLICCS) | C-N-P coupling |
| 13.12. | Daniel Goll (LSCE) cancelled, deferred |
Global potential of CO2 uptake by enhanced weathering |
| 20.12. - 03.01.23 |
Christmas break | |
| 10.01.23 | ||
| 17.01. | Lars Kutzbach (IfB) | Seasonal increase of methane emissions linked to warming in Siberian tundra |
| 24.01. | Tim Eickenscheidt (Hochschule Weihenstephan-Triesdorf) | Are paludicultures suitable for mitigation of greenhouse gas emissions from peatlands? |
| 31.01. | Esteban Suárez (University San Francisco de Quito) | Patterns of carbon storage and dynamics in high-elevation peatlands of the Northern Andes |
| 07.02. | ||
| 14.02. - 11.04. |
Winter break | |