IfB-Kolloquium
Im Kolloquium des Instituts für Bodenkunde werden wöchentlich aktuelle Forschungsergebnisse oder Projekte vorgestellt und diskutiert. Es ist damit eine wichtige Plattform für den inhaltlichen Austausch innerhalb des Instituts sowie mit externen nationalen und internationalen Kooperationspartnern.
Programm / Schedule
| Date | Presenter | Title |
| 21.10.2024 |
Olena Dubovyk, Institute of Geography, UHH |
Remote Sensing of land surface monitoring and assessment |
|
28.10.2024 |
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|
04.11.2024 |
Alex Gröngröft, UHH, IfB | Bodenkundliche Kartieranleitung KA6 (auf Deutsch) |
|
11.11.2024 |
Kathrin Rousk, Copenhagen University |
Mosses as hosts to nitrogen-fixing bacteria: uncovering biotic and abiotic controls |
|
18.11.2024 |
Kristina Witzgall, TU Munich | Underestimated life at the soil surface: quantifying the responses of biocrust-soil interactions to global change |
|
25.11.2024 |
Lin Yu, UHH, IfB | The effects of microbial competition on the carbon and phosphorus cycles at a mature Eucalyptus forest site under elevated CO2 and the implications for the land surface models |
|
02.12.2024 |
Selina Undeutsch, UHH, IfB | Declining Growing Season Carbon Uptake of Siberian Tundra: 20 years of Carbon Dioxide Flux Observations from the Lena River Delta |
|
09.12.2024 |
Andreas Kappler, Universität Tübingen |
Microbial iron cycling in permafrost peatlands - Impact on organic carbon mobilisation and greenhouse gas emissions |
|
16.12.2024 |
Emmanuel Arthur, Aarhus University | Measurement and Utilisation of soil water vapor sorption isotherm data for prediction of difficult-to-measure soil properties |
|
06.01.2025 |
David Holl, UHH, IfB | Towards a Universal Quality Control and Model Decision Workflow for Chamber-Based Trace Gas Flux Estimates Obtained With Fast Analyzers |
|
13.01.2025 |
Maire Holz, ZALF | Fine root economic strategies and the link to plant N nutrition |
|
20.01.2025 |
Carsten Müller, TU Berlin | How life at the plant-microorganism-soil interface regulates the cycling and persistence of soil organic matter |
| 27.01.2025 | Evan Wilcox, UHH, IfB | Headwater hydrology of an unglaciated stream, Qeqertarsuaq, Greenland |
Programm vorheriger Semester / 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 | |
| 23.05. | Bernhard Ahrens & Marion Schrumpf (MPI Biogeochemistry) | Microbes, minerals, depth and deep learning - perspectives in experiments and SOC modeling |
| 23.05. | Sung-Ching Lee (MPI Biogeochemistry) | What does eddy covariance say? CO2 and CH4 dynamics of marshes with a salinity gradient |
| 29.05. | Pfingstmontag | |
| 05.06. | Oliver Lechtenfeld (UFZ Leipzig) | Molecular-level insights into dissolved organic matter biogeochemistry: From process to landscape level |
| 12.06. | ||
| 19.06. | Claudia Kammann (Hochschule Geisenheim) | Biochar Soil PYMICCS |
| 26.06. | Christina Steffens | Interannual Variations of the particulate and mineral-associated organic C pools in two Northern German cropland topsoils |
| 03.07. | Min Jung Kwon | Legacy effects of Siberian 2020 heatwave in 2021 |
| 10.07. | ||
| 17.07. | ||
|
24.07. - 30.10. |
Summer break | |
| 06.11. | Christian Beer (IfB) | Carbon dioxide release from retrogressive thaw slumps in Siberia |
| 13.11. | Melanie Thurner (IfB) | Pedon-scale soil heterogeneity effects on soil temperature simulations in non-sorted circles |
| 20.11. | No Colloquium | |
| 27.11. | Marion Schrumpf (MPI-BGC) | Plant-soil-microbial interactions driving soil processes in a changing world (cancelled) |
| 04.12. | Axel Don (Thünen Institut) | C-sequestration in soils for climate change mitigation - potentials and limitations |
| 11.12. | Kirstin Dähnke (HEREON) | Eutrophication in the Elbe Estuary - does climate change support nutrient management? (cancelled) |
| 18.12. | Marion Schrumpf (MPI-BGC) | Plant-soil-microbial interactions driving soil processes in a changing world |
| 25.12. - 01.01.23 |
Christmas break | |
| 08.01.2024 | Evan Wilcox (IfB) | Improving our understanding of shrub-permafrost interactions |
| 15.01. | Lin Yu (IfB) | Effects of Biochar Addition on Soil Properties and Possible Influence on Climate Extremes |
| 22.01. | Johanna Kertulla (UEF-Finnland) | N-gene abundance correlates with N2O production in RTS, Siberia |
| 29.01 | Selina Undeutsch (IfB) | Influences on permafrost-atmosphere carbon dioxide exchange on Samoylov Island |
| 05.02.2024 - 29.04.2024 |
Winter break | |
| 06.05. 13:00 - 14:00 | Prof. Dr. Gerald Jurasinski (University of Greifswald) | The power of long-term research to increase our understanding of rewetted peatlands |