Articles | Volume 13, issue 9
The Cryosphere, 13, 2475–2488, 2019
https://doi.org/10.5194/tc-13-2475-2019
The Cryosphere, 13, 2475–2488, 2019
https://doi.org/10.5194/tc-13-2475-2019

Research article 24 Sep 2019

Research article | 24 Sep 2019

A simple stress-based cliff-calving law

Tanja Schlemm and Anders Levermann

Related authors

Stabilizing effect of mélange buttressing on the Marine Ice Cliff Instability of the West Antarctic Ice Sheet
Tanja Schlemm, Johannes Feldmann, Ricarda Winkelmann, and Anders Levermann
The Cryosphere Discuss., https://doi.org/10.5194/tc-2021-238,https://doi.org/10.5194/tc-2021-238, 2021
Preprint under review for TC
Short summary
A simple parametrization of mélange buttressing for calving glaciers
Tanja Schlemm and Anders Levermann
The Cryosphere, 15, 531–545, https://doi.org/10.5194/tc-15-531-2021,https://doi.org/10.5194/tc-15-531-2021, 2021
Short summary

Related subject area

Discipline: Ice sheets | Subject: Ice Sheets
Remapping of Greenland ice sheet surface mass balance anomalies for large ensemble sea-level change projections
Heiko Goelzer, Brice P. Y. Noël, Tamsin L. Edwards, Xavier Fettweis, Jonathan M. Gregory, William H. Lipscomb, Roderik S. W. van de Wal, and Michiel R. van den Broeke
The Cryosphere, 14, 1747–1762, https://doi.org/10.5194/tc-14-1747-2020,https://doi.org/10.5194/tc-14-1747-2020, 2020
Short summary
Brief communication: On calculating the sea-level contribution in marine ice-sheet models
Heiko Goelzer, Violaine Coulon, Frank Pattyn, Bas de Boer, and Roderik van de Wal
The Cryosphere, 14, 833–840, https://doi.org/10.5194/tc-14-833-2020,https://doi.org/10.5194/tc-14-833-2020, 2020
Short summary
Scaling of instability timescales of Antarctic outlet glaciers based on one-dimensional similitude analysis
Anders Levermann and Johannes Feldmann
The Cryosphere, 13, 1621–1633, https://doi.org/10.5194/tc-13-1621-2019,https://doi.org/10.5194/tc-13-1621-2019, 2019
Short summary
A statistical fracture model for Antarctic ice shelves and glaciers
Veronika Emetc, Paul Tregoning, Mathieu Morlighem, Chris Borstad, and Malcolm Sambridge
The Cryosphere, 12, 3187–3213, https://doi.org/10.5194/tc-12-3187-2018,https://doi.org/10.5194/tc-12-3187-2018, 2018
Short summary
Modelled fracture and calving on the Totten Ice Shelf
Sue Cook, Jan Åström, Thomas Zwinger, Benjamin Keith Galton-Fenzi, Jamin Stevens Greenbaum, and Richard Coleman
The Cryosphere, 12, 2401–2411, https://doi.org/10.5194/tc-12-2401-2018,https://doi.org/10.5194/tc-12-2401-2018, 2018
Short summary

Cited articles

Alnæs, M. S., Blechta, J., Hake, J., Johansson, A., Kehlet, B., Logg, A., Richardson, C., Ring, J., Rognes, M. E., and Wells, G. N.: The FEniCS Project Version 1.5, Archive of Numerical Software, 3, 9–23, https://doi.org/10.11588/ans.2015.100.20553, 2015. a
Amitrano, D. and Helmstetter, A.: Brittle creep, damage, and time to failure in rocks, J. Geophys. Res.-Solid , 111, B11201, https://doi.org/10.1029/2005JB004252, 2006. a
Ashby, M. F. and Sammis, C. G.: The damage mechanics of brittle solids in compression, Pure Appl. Geophys., 133, 489–521, https://doi.org/10.1007/BF00878002, 1990. a
Bassis, J. N. and Walker, C. C.: Upper and lower limits on the stability of calving glaciers from the yield strength envelope of ice, Philos. T. R. Soc. Lond., 468, 913–931, https://doi.org/10.1098/rspa.2011.0422, 2011. a, b, c, d, e, f, g, h
Bassis, J. N., Petersen, S. V., and Mac Cathles, L.: Heinrich events triggered by ocean forcing and modulated by isostatic adjustment, Nature, 542, 332–334, https://doi.org/10.1038/nature21069, 2017. a, b
Download
Short summary
We provide a simple stress-based parameterization for cliff calving of ice sheets. According to the resulting increasing dependence of the calving rate on ice thickness, the parameterization might lead to a runaway ice loss in large parts of Greenland and Antarctica.