Julius Garbe
M.Sc. Climate Sciences
Ph.D. candidate and climate scientist at the Potsdam Institute for Climate Impact Research at Potsdam, Germany.
julius.garbe@pik-potsdam.de | www.pik-potsdam.de/members/garbe/ | @juliusgarbe
Education
- Ph.D. in Climate Physics, 2017-present
Institute of Physics and Astronomy, University of Potsdam / Earth System Analysis department, Potsdam Institute for Climate Impact Research- Supervisors: Prof. Ricarda Winkelmann & Dr. Jonathan F. Donges
- M.Sc. in Integrated Climate System Sciences, 2014-2017
School of Integrated Climate System Sciences, University of Hamburg- Thesis: Long-term evolution and critical thresholds of the Antarctic Ice Sheet
- Supervisors: Dr. habil. Georg Feulner, Prof. Ricarda Winkelmann, & Prof. Lars Kaleschke
- B.Sc. in Physics (major) and Mathematics (minor), 2009-2013
Department of Physics, Humboldt University of Berlin- Thesis: An overview of explanations for the problem of weak temperature gradients in warm climates in Earth history
- Supervisors: Prof. Jürgen Kurths & Dr. habil. Georg Feulner
Relevant Academic Positions
- Ph.D. candidate and researcher, Potsdam Institute for Climate Impact Research, 2017-present
- Working group: Ice Dynamics
- Department: Earth Resilience Science Unit
- Funding: DominoES (Leibniz Association), TiPACCs (EU H2020)
- M.Sc. student, Potsdam Institute for Climate Impact Research, 2016-2017
- Working group: Earth System Modes of Operation
Peer-Reviewed Publications
Earth’s hypsometry and what it tells us about global sea level
Pedersen, V. K., Gomez, N., Mitrovica, J. X., Jungdal-Olesen, G., Andersen, J. L., Garbe, J., Aschwanden, A., Winkelmann, R.: Earth's hypsometry and what it tells us about global sea level, Earth and Planetary Science Letters, 648, DOI: 10.1016/j.epsl.2024.119071, 2024.
Evolution of the Antarctic Ice Sheet over the next three centuries from an ISMIP6 model ensemble
Seroussi, H., Pelle, T., Lipscomb, W. H., Abe-Ouchi, A., Albrecht, T., Alvarez-Solas, J., Asay-Davis, X., Barre, J.-B., Berends, C. J., Bernales, J., Blasco, J., Caillet, J., Chandler, D. M., Coulon, V., Cullather, R., Dumas, C., Galton-Fenzi, B. K., Garbe, J., Gillet-Chaulet, F., Gladstone, R., Goelzer, H., Golledge, N., Greve, R., Gudmundsson, G. H., Han, H. K., Hillebrand, T. R., Hoffman, M. J., Huybrechts, P., Jourdain, N. C., Klose, A. K., Langebroek, P. M., Leguy, G. R., Lowry, D. P., Mathiot, P., Montoya, M., Morlighem, M., Nowicki, S., Pattyn, F., Payne, A. J., Quiquet, A., Reese, R., Robinson, A., Saraste, L., Simon, E. G., Sun, S., Twarog, J. P., Trusel, L. D., Urruty, B., Van Breedam, J., van de Wal, R. S. W., Wang, Y., Zhao, C., Zwinger, T.: Evolution of the Antarctic Ice Sheet over the next three centuries from an ISMIP6 model ensemble, Earth's Future, 12, e2024EF004561, DOI: 10.1029/2024EF004561, 2024.
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Garbe, J., Zeitz, M., Krebs-Kanzow, U., Winkelmann, R.: The evolution of future Antarctic surface melt using PISM-dEBM-simple, The Cryosphere, 17, 4571–4599, DOI: 10.5194/tc-17-4571-2023, 2023.
The stability of present-day Antarctic grounding lines – Part 2: Onset of irreversible retreat of Amundsen Sea glaciers under current climate on centennial timescales cannot be excluded
Reese, R., Garbe, J., Hill, E. A., Urruty, B., Naughten, K. A., Gagliardini, O., Durand, G., Gillet-Chaulet, F., Gudmundsson, G. H., Chandler, D., Langebroek, P. M., Winkelmann, R.: The stability of present-day Antarctic grounding lines – Part 2: Onset of irreversible retreat of Amundsen Sea glaciers under current climate on centennial timescales cannot be excluded, The Cryosphere, 17, 3761-3783, DOI: 10.5194/tc-17-3761-2023, 2023.
The stability of present-day Antarctic grounding lines – Part 1: No indication of marine ice sheet instability in the current geometry
Hill, E. A.*, Urruty, B.*, Reese, R.*, Garbe, J., Gagliardini, O., Durand, G., Gillet-Chaulet, F., Gudmundsson, G. H., Winkelmann, R., Chekki, M., Chandler, D., Langebroek, P. M.: The stability of present-day Antarctic grounding lines – Part 1: No indication of marine ice sheet instability in the current geometry, The Cryosphere, 17, 3739-3759, DOI: 10.5194/tc-17-3739-2023, 2023. *These authors contributed equally to this work.
Exploring risks and benefits of overshooting a 1.5°C carbon budget over space and time
Bauer, N., Keller, D. P., Garbe, J., Karstens, K., Piontek, F., von Bloh, W., Thiery, W., Zeitz, M., Mengel, M., Strefler, J., Thonicke, K., and Winkelmann, R.: Exploring risks and benefits of overshooting a 1.5°C carbon budget over space and time, Environ. Res. Lett., 18, 054015, DOI: 10.1088/1748-9326/accd83, 2023.
The hysteresis of the Antarctic Ice Sheet
Garbe, J., Albrecht, T., Levermann, A., Donges, J. F., and Winkelmann, R.: The hysteresis of the Antarctic Ice Sheet, Nature, 585, 538–544, DOI: 10.1038/s41586-020-2727-5, 2020.
Projecting Antarctica’s contribution to future sea level rise from basal ice shelf melt using linear response functions of 16 ice sheet models (LARMIP-2)
Levermann, A., Winkelmann, R., Albrecht, T., Goelzer, H., Golledge, N. R., Greve, R., Huybrechts, P., Jordan, J., Leguy, G., Martin, D., Morlighem, M., Pattyn, F., Pollard, D., Quiquet, A., Rodehacke, C., Seroussi, H., Sutter, J., Zhang, T., Van Breedam, J., Calov, R., DeConto, R., Dumas, C., Garbe, J., Gudmundsson, G. H., Hoffman, M. J., Humbert, A., Kleiner, T., Lipscomb, W. H., Meinshausen, M., Ng, E., Nowicki, S. M. J., Perego, M., Price, S. F., Saito, F., Schlegel, N.-J., Sun, S., and van de Wal, R. S. W.: Projecting Antarctica's contribution to future sea level rise from basal ice shelf melt using linear response functions of 16 ice sheet models (LARMIP-2), Earth Syst. Dynam., 11, 35–76, DOI: 10.5194/esd-11-35-2020, 2020.
Submitted Articles & Preprints
Mapping tipping risks from Antarctic ice basins under global warming
Winkelmann, R., Garbe, J., Donges, J. F., Albrecht, T.: Mapping tipping risks from Antarctic ice basins under global warming, in review, 2024.
Antarctic Ice Sheet tipping in the last 800 kyr warns of future ice loss
Chandler, D. M., Langebroek, P. M., Reese, R., Albrecht, T., Garbe, J., Winkelmann, R.: Antarctic Ice Sheet tipping in the last 800 kyr warns of future ice loss, in review, DOI: 10.21203/rs.3.rs-3042739/v1 (preprint), 2024.
Academic Theses
Long-term evolution and critical thresholds of the Antarctic Ice Sheet
Garbe, J.: Long-term evolution and critical thresholds of the Antarctic Ice Sheet, M.Sc. Thesis, Department of Earth Sciences, University of Hamburg, 2017.
An overview of explanations for the problem of weak temperature gradients in warm climates in Earth history
Garbe, J.: Ein Überblick über Erklärungsversuche für das Problem der flachen Temperaturgradienten in Warmzeiten der Erdgeschichte, B.Sc. Thesis, Department of Physics, Humboldt University of Berlin, 2013.
Data & Code
PISM model output data from Garbe et al. (Nature, 2020) publication
Garbe, J.: PISM model output data from Garbe et al. (Nature, 2020) publication [data set], Zenodo, DOI: 10.5281/zenodo.10361755, 2023.
Parallel Ice Sheet Model (PISM)
Khrulev, C., Aschwanden, A., Bueler, E., Brown, J., Maxwell, D., Albrecht, T., Reese, R., Mengel, M., Martin, M., Winkelmann, R., Zeitz, M., Levermann, A., Feldmann, J., Garbe, J., Haseloff, M., Seguinot, J., Hinck, S., Kleiner, T., Fischer, E., Damsgaard, A., Lingle, C., van Pelt, W., Ziemen, F., Shemonski, N., Mankoff, K., Kennedy, J., Blum, K., Habermann, M., DellaGiustina, D., Hock, R., Kreuzer, M., Degregori, E., Schoell, S.: Parallel Ice Sheet Model (PISM) [code], Zenodo, DOI: 10.5281/zenodo.1199019, 2023.
PISM version as used in Garbe et al. (TC, 2023) publication (Version v1.2-debm-simple-antarctica)
Garbe, J., Zeitz, M., other PISM authors: PISM version as used in Garbe et al. (TC, 2023) publication (Version v1.2-debm-simple-antarctica) [code], Zenodo, DOI: 10.5281/zenodo.8325074, 2023.
PISM version as used in Bauer et al. (ERL, 2023) publication (Version v1.1-overshoots-antarctica)
Garbe, J., other PISM authors: PISM version as used in Bauer et al. (ERL, 2023) publication (Version v1.1-overshoots-antarctica) [code], Zenodo, DOI: 10.5281/zenodo.7777927, 2023.
PISM version as used in Garbe et al. (Nature, 2020) publication (Version v1.0-hysteresis-antarctica)
Garbe, J., other PISM authors: PISM version as used in Garbe et al. (Nature, 2020) publication (Version v1.0-hysteresis-antarctica) [code], Zenodo, DOI: 10.5281/zenodo.3956431, 2020.
Conference Contributions & Talks
The Hysteresis of the Antarctic Ice Sheet
Ignite talk & poster at TIPMIP Workshop
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Talk at TiPACCs Annual Meeting 2023
Antarctic ice sheet and global climate – what needs to be done now?
Policy event at Antarctic Policy Event
The uncertain future of ice melt in Antarctica
Stakeholder dialog at REKLIM-Regionalkonferenz 2023
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Poster at FRISP 2023
Has the (West) Antarctic Ice Sheet already tipped?
Talk at EGU General Assembly 2023
Identifying thresholds of ocean-induced Antarctic ice loss through idealized ice-sheet model simulations
Talk at EGU General Assembly 2023
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Talk at Potsdam Institute for Climate Impact Research
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Talk at Copenhagen PISM Workshop
On the current and future stability of Antarctic grounding lines
Talk at TiPACCs Annual Meeting 2022
The evolution of future Antarctic surface melt using PISM-dEBM-simple
Talk at EGU General Assembly 2022
The Hysteresis of the Antarctic Ice Sheet
Poster at 28th International Polar Conference
The Hysteresis of the Antarctic Ice Sheet
Ignite talk & poster at InTENSE Workshop
The Hysteresis of the Antarctic Ice Sheet
Online display at AGU Fall Meeting 2020
The Hysteresis of the Antarctic Ice Sheet
Talk at Potsdam Institute for Climate Impact Research
Present-day Antarctica with PISM: Lessons learned from ISMIP6 and LARMIP-2
Talk at TiPACCs Annual Meeting 2020
Antarctic ice dynamics - from deep past to deep future
Online display at EGU General Assembly 2020
Long-term stability of the Antarctic Ice Sheet
Poster at AGU Fall Meeting 2019
Hysteresis of the Antarctic Ice Sheet
Poster at EGU General Assembly 2019
Hysteresis Behavior of the Antarctic Ice Sheet
Talk at Potsdam Institute for Climate Impact Research
Hysteresis behaviour of the Antarctic Ice Sheet with the Parallel Ice Sheet Model
PICO presentation at EGU General Assembly 2018
Tipping of the Antarctic Ice Sheet influenced by Greenland ice loss
Talk at Potsdam Institute for Climate Impact Research
Teaching
Introduction to Climate Physics (Winter 2018/19)
Graduate course, Teaching assistant
Theory of ocean dynamics (Summer 2018)
Graduate course, Teaching assistant
Ice dynamics in Greenland and Antarctica (Summer 2018)
Graduate course, Teaching assistant