Dr. Jiajun Wu

Photo: Jiajun Wu
Research Scientist
Modeling the carbon cycle in the Earth system
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Scientific path
Since Oct. 2024 Postdoctoral Research Scientist, Universität Hamburg, Hamburg, Germany. Project: ICON-4C4M-O.
Aug. 2023 – Jul. 2024 Postdoctoral Research Scientist, Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Bremerhaven, Germany. Project: Sea4Society: Sargassum.
Feb. 2024 Doctor of Philosophy, GEOMAR Helmholtz Centre for Ocean Research Kiel & University of Kiel, Kiel, Germany. Thesis: A Model-based Assessment of Ocean Carbon Sequestration with Macroalgae Mariculture.
Aug. 2016 Master in Biological Oceanography, GEOMAR Helmholtz Centre for Ocean Research Kiel & University of Kiel, Kiel, Germany. Thesis: Photochemical Degradation and the Global Cycling of Marine Biologically Refractory Dissolved Organic Matter Evaluated with the University of Victoria Earth System Climate Model.
Jul. 2013 Bachelor in Marine Biology, Ocean University of China, Tsingtao, China.
Main research interests
- Development of dynamic carbon cycle models within Earth System Models (ESM) and Ocean General Circulation Models (GCM).
- Ocean-atmosphere interactions and their influence on global climate systems.
- Modeling of marine biogeochemical processes and their implications for ocean health.
- Ocean-based Carbon Dioxide Removal (CDR): advancing methods for measurement, reporting, and validation (MRV).
- Macroalgae-based Carbon Dioxide Removal: developing, validating, and assessing CDR potential using Earth System Models.
Publications
Smetacek, V., Fernández-Méndez, M., Pausch, F., Wu J. Rectifying misinfor- mation on the climate intervention potential of ocean afforestation. Nature Communications, 15, 2024. https://doi.org/10.1038/s41467-024-47134-6
Borchers M, [...], Wu J., et al.: A Comprehensive Assessment of Carbon Diox- ide Removal Options for Germany. Earth’s Future, 12, 2024. https://doi.org/10.1029/2023EF003986
Wu J., Keller D P, Oschlies A. Carbon dioxide removal via macroalgae open- ocean mariculture and sinking: an Earth system modeling study. Earth Sys- tem Dynamics, 14(1), 185-221, 2023. https://doi.org/10.5194/esd-14-185-2023
Borchers M, [...], Wu J., et al.: Scoping carbon dioxide removal options for Germany–What is their potential contribution to Net-Zero CO2?. Frontiers in Climate, 4, 2022. https://doi.org/10.3389/fclim.2022.810343
Li, B., Dong, S., Wu J., et al. Preparation of 5-O-(1-thiotriphosphate)- modified oligonucleotides using polymerase-endonuclease amplification reaction (PEAR). Plos one, 8(7), 2013. https://doi.org/10.1371/journal.pone.0067558