Biogeochemical ModellingProf. Dr. Andreas Oschlies & Biogeochemical Modelling Group

Research Division Marine Biogeochemistry (FB2)Research Unit Biogeochemical Modelling (BM)

DFG – Coordination | SFB 754

Climate – Biogeochemistry Interactions in the Tropical Ocean

| SPP 1689 Climate Engineering: Risks, Challenges, Opportunities

DFG | SPP 1704 DynaTrait | Cyan

EU | COMFORT | OCEAN NETs

Andreas OschliesHead of Biogeochemical Modelling Research Unit

Room 207 | Phone 1936

Ulrike BernittScientific Coordinator: SPP 1689

Room SB 02 | Phone 4140

David KellerOCEAN NETs Coordinator, SPP 1689: CDR-MIA / CDR-MIP / COMFORT / SESYNC: climate engineering scenarios

| Earth system modelling (past, present, and future) | Estuarine and marine biogeochemistry | Climate Engineering assessment

Room SB 06 | Phone 4290

Wolfgang KoeveSFB 754 | Global modelling of: Biogeochemical cycles, CaCO3, C:N:P, oxygen, N-cycle dynamics, and ventilation age | CMIP5 model analysis; data-based model evaluation

Room SB 09 | Phone 4255

Karin KvaleFuture Ocean / PalMod / SFB 754

| Biogeochemical tipping points and feedbacks | Role of phytoplankton competition in biogeochemistry | Interactions of phytoplankton and microplastic

Room SB 01 | Phone 4289

Iris KriestCUSCO, Humboldt Tipping / PalMod / SFB 754

| Description of biogeochemical processes in large-scale models | Assessment of model skill on a global scale, including development and tests of different metrics

Room SB 10 | Phone 4033

Christiane ScheltenScientific Coordinator: SFB 754

Room 208 | Phone 4242

Monika PeschkeOffice Manager

Room 208 | Phone 4447

Funding BMBF | PalMod | Cusco | Humboldt-Tipping | Mikro-ARC

NSF US National Science Foundation

| SESYNC: climate engineering scenarios.

HGF | HOSST | RedMod | ESM

Ulrike LöptienCyan / RedMod

Mathematician experienced in statistical data exploration, parameter optimization and modelling (e.g., NAO, Baltic Sea, Tropical Pacific)

Room SB 08 | Phone 4283

Nadine MengisHI-CAM

| Carbon budget uncertainties and non-CO2 contributions | Development of assessment matrix for net-zero strategies for Germany by 2050 | Moral implications of Carbon Dioxide Removal technologies

Room SB 03 | Phone 1538

Markus PahlowPalMod / SFB 754 / SPP DynaTrait

| Optimality-based modelling | Plankton biodiversity and evolution | Biogeochemistry of plankton and dissolved organic matter

Room 210 | Phone 4027

Britta MunkesCyan

| Benthic & pelagic ecology (ecosystem resilience, functioning) | Anthropogenic impacts (eutrophication, food web changes, climate change) | Physical & chemical affects on biological communities

Room SB 02 | Phone 4108

Friederike ProweSPP DynaTrait

| Plankton diversity and ecology | Zooplankton feeding strategies | Global and process modelling

Room 209 | Phone 4281

Christopher SomesSFB 754 / COMFORT

| Nutrient isotope cycling | Oxygen minimum zones | Paleoceanography | Climate-biogeochemistry interactions

Room 211 | Phone 4513

Markus SchartauPalMod / MicroArc

| Assessment & parameter estimation of ecological- & biogeochemical models | Plankton size spectra analyses | Organic matter cycling in coastal & estuarine environments | Simulation of mesocosm experimentsRoom 212 | Phone 4212

Giang TranSPP Climate Engineering: ComparCE

| Climate engineering assessment | Probabilistic uncertainty and sensitivity analysis | Earth system modelling

Room 217 | Phone 4513

Rita ErvenGraphic Design: SPP 1689 | SFB 754 OCEAN NETs

Room SB 03 | Phone 1538

Dana Ehlert Helmholtz Advance Earth System Model Capacity (ESM)

| Earth system modelling, with particular focus on carbon cycle climate feedbacks | Specifically, the cumulative CO2 emissions-temperature change relationship, the role of ocean heat and carbon uptake, the effects of geoengineering

Parental leave

Chia-Te ChienPalMod: WP 2.1

| Optimality-based model in the framework of 3D Earth system modelling

Room 209 | Phone 4506

Heiner DietzeCyan / SFB 754 / RedMod

Physical Oceanographer working with regional and global coupled ocean-circulation biogeochemical models. Current interest range from the Baltic to the Southern Ocean.

Room SB 04 | Phone 4039

Aljoscha BornHI-CAM / NetZero 2050

| Development of a climate strategy for the Helmholtz-Association | Dialogue with the contact persons of other centers | Stakeholder dialogue within the net-zero- project

Room SB 02 | Phone 4109

Julia GetzlaffSFB 754 / RedMod

Physical oceanographer with interest in | Mixing processes in numerical models | Earth system modelling | Large scale circulation

Room SB 04 | Phone 4039

Ivy FrengerCUSCO, Humboldt Tipping

| Tracer transport in the ocean | Ocean mesoscale eddies | The Southern Ocean

Room 210 | Phone 4027

Yonss JoseHumboldt-Tipping

Modelling the Peru Current System, to investigate | The role of physical processes on the OMZ variability | The nutrient dynamics in the sediment- water interface

Room 213 | Phone 4270

Michal GrossowiczSPP DynaTrait

| Zooplankton trait-based modeling | Plankton biogeochmical ecology

Room 210 | Phone 4027

Na LiDr. Candidate

| N2O parameterization development | Sensitivity of N2O distribution and emissions to phytoplankton’s stoichiometry variability

Room SB 07 | Phone 4023

Daniela NiemeyerDr. Candidate: SFB 754

| Phosphorus cycle feedback on OMZ | Model calibration and tuning concerning marine snow

Room SB 07 | Phone 4023

Vanessa Lampe Dr. Candidate: MikroARC

| Plankton size spectra analyses | Size-based plankton modelling | Organic matter cycling in the Arctic

Room 032 | Phone 4285

Henrike SchmidtDr. Candidate: SFB 754

Physical Oceanographer interested in definig/quantifying the processes causing the OMZ in the northern Indian Ocean and how these are represented in coupled biogeochemical circulation models.

Room SB 07 | Phone 4023

Miriam TivigDr. Candidate

| Earth system modelling (global models) | Modelling of biogeochemical land to ocean processes | Modelling of coastal biogeochemistry

Room SB 01 | Phone 4289

Maria-Theresia Verwega Dr. Candidate: MarDATA

I develop adapted kernel density estimators based on the diffusion heat equation. They will serve to assess and calibrate marine biogeochemical models to improve climate predictions.

Room 213 | Phone 4270 SB = Seeburg, Düsternbrooker Weg 2

Jiajun WuDr. Candidate

| Climate engineering modelling: climate change mitigation with Blue Carbon Dioxide Remove (Blue CaDiR) methods | Modelling of global DOM photochemistry | Developing of high resolution version of UVic Earth System Climate Model

Room SB 07 | Phone 4023

Wanxuan YaoDr. Candidate

| Modelling in Iron cycle: scavenging processes | Spatial ecology models | Network planning

Room 032

Tianfei Xue Dr. Candidate: Humboldt-Tipping

| Coupling biogeochemical model with higher trophic level model | Modelling plankton food web of Upwelling System | Investigate effects of extreme events for Upwelling System

Room 209 | Phone 4281

Science Support

Olaf DuteilAffiliated

| Coupled biogeochemical / physical modelling (Ocean General Circulation Models) | Spatial and temporal suboxia variability | Model intercomparisons | NEMO modelling frameworkRoom 424 | Phone 4036

Volkmar SauerlandAffiliated

| Optimization Methods and Model Calibration

SB 01 | Phone 4039

Jaard Hauschildt Dr. Candidate: SFB 754

| Biogeochemical effects of submesoscale processes such as filaments and fronts | Synthesis of regional biogeochemical model simulations and high-resolution observations in the Peru upwelling system

Room 213 | Phone 4270

Mariana Hill-Cruz Dr. Candidate: CUSCO

| Higher Trophic Levels (fish) modelling. | Top-down and bottom-up interactions between HTL and biogeochemistry. | Environmental (climate change, el Niño) and fishing effects on the ecosystem structure off Peru.

Room 213 | Phone 4270

Doctoral Candidates