Breakup of the Larsen B Ice Shelf triggered by chain reaction drainage of supraglacial lakes

Geophysical Research Letters

Volumn 40, Issue 22, 2013, Pages 5872-5876

  Banwell, Alison F ^a,b   MacAyeal, Douglas R ^a   Sergienko, Olga V ^c  

^a UNIVERSITY OF CHICAGO   (United States)

^b UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^c PRINCETON UNIVERSITY   (United States)

Author keywords

ice shelves; melting; surface hydrology; surface lakes

Indexed keywords

FLEXURAL STRESS; FRACTURE NETWORK; FRACTURE SYSTEMS; HORIZONTAL FRACTURES; HORIZONTAL SPACING; HYDRO-FRACTURE; ICE SHELVES; SURFACE HYDROLOGY;

EXPLOSIVES; FRACTURE; LAKES; MELTING;

ICE;

DRAINAGE; FLEXURE; FRACTURE NETWORK; ICE BREAKUP; ICE SHELF; MELTING; MELTWATER; SURFACE WATER;

ANTARCTICA; LARSEN ICE SHELF; WEST ANTARCTICA;

EID: 84890496575     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1002/2013GL057694     Document Type: Article

References (27)

1. Albrecht, T., and, A. Levermann, (2012), Fracture field for large-scale ice dynamics, J. Glaciol., 58 (207), 165-176.
2. Banwell, A. F., M. Caballero, N. S. Arnold, N. F. Glasser, L. M. Cathles, and, D. R. MacAyeal, (2013), Supraglacial lakes on the Larsen B Ice Shelf, Antarctica, and the Paakitsoq Region, Greenland: A comparative study, Ann. Glaciol., 53 (66), doi: 10.3189/2013AoG66A049, in press.
3. Beltaos, S., (2002), Collapse of floating ice covers under vertical loads: Test data vs. theory, Cold Reg. Sci. Technol., 34, 191-207.
4. Bindschadler, R., T. A. Scambos, H. Rott, P. Skvarka, and, P. Vornberger, (2002), Ice dolines on Larsen Ice Shelf, Antarctica, Ann. Glaciol., 34, 283-290.
5. Burton, J. C., J. M. Amundson, D. S. Abbot, A. Boghosian, L. M. Cathles, S. Correa-Legisos, K. N. Darnell, N. Guttenberg, D. M. Holland, and, D. R. MacAyeal, (2012), Laboratory investigations of iceberg capsize dynamics, energy dissipation and tsunamigenesis, J. Geophys. Res., 117, F01007, doi: 10.1029/2011JF002055.
6. Glasser, N. F., and, T. A. Scambos, (2008), A structural glaciological analysis of the 2002 Larsen Ice Shelf collapse, J. Glaciol., 54 (184), 3-16.
7. Kerr, A. D., (1976), The bearing capacity of floating ice plates subjected to static or quasi-static loads, J. Glaciol., 17 (76), 229-268.
8. Lambeck, K., and, S. M. Nakiboglu, (1980), Seamount loading and stress in the ocean lithosphere, J. Geophys. Res., 85 (B11), 6403-6418.
9. Liu, H. W., and, K. J. Miller, (1979), Fracture toughness of fresh water ice, J. Glaciol., 22 (86), 135-143.
10. MacAyeal, D. R., and, O. V. Sergienko, (2013), Flexural dynamics of melting ice shelves, Ann. Glaciol., 54 (63), 1-10, doi: 10.3189/2013AoG63A256.
11. MacAyeal, D. R., T. A. Scambos, C. L. Hulbe, and, M. A. Fahnestock, (2003), Catastrophic ice-shelf break-up by an ice-shelf-fragment-capsize mechanism, J. Glaciol., 49 (164), 22-36.
12. MacAyeal, D. R., D. S. Abbot, and, O. V. Sergienko, (2011), Iceberg capsize tsunamigenesis, Ann. Glaciol., 52 (58), 51-56.
13. Maxwell, J. C., (1867), On the dynamical theory of gases, Philos. Trans. R. Soc. London, 157, 49-88.
14. Rignot, E., G. Casassa, P. Gogineni, W. Krabill, A. Rivera, and, R. Thomas, (2004), Accelerated ice discharge from the Antarctic Peninsula following collapse of Larsen B ice shelf, Geophys. Res. Lett., 31, L18401, doi: 10.1029/2004GL020679.
15. Sandhager, H., W. Rack, and, D. Jansen, (2005), Model investigations of Larsen B Ice Shelf dynamics prior to the breakup, FRISP Rep., 16, 5-12.
16. Scambos, T. A., C. Hulbe, M. Fahnestock, and, J. Bohlander, (2000), The link between climate warming and break-up of ice shelves in the Antarctic Peninsula, J. Glaciol., 46 (154), 516-530.
17. Scambos, T. A., C. Hulbe, and, M. A. Fahnestock, (2003), Climate-induced ice shelf disintegration in the Antarctic Peninsula, in Antarctic Peninsula Climate Variability: A Historical and Paleoenvironmental Perspective, Antarctic Research Series, 79, edited by, E. W. Domack, et al., pp. 79-92, American Geophysical Union, Washington, D. C., doi: 10.1029/AR079p0079.
18. Scambos, T., H. A. Fricker, C. C. Liu, J. Bohlander, J. Fastook, A. Sargent, R. Massom, and, A. M. Wu, (2009), Ice shelf disintegration by plate bending and hydro-fracture: Satellite observations and model results of the 2008 Wilkins ice shelf break-ups, Earth Panet. Sci. Lett., 280 (1-4), 51-60, doi: 10.1016/j.epsl.2008.12.027.
19. Sergienko, O., and, D. R. MacAyeal, (2005), Surface melting on Larsen Ice Shelf, Antarctica, Ann. Glaciol., 40, 215-218.
20. Sergienko, O. V., (2005), Surface melting of ice shelves and icebergs, PhD thesis, University of Chicago, Chicago, Ill.
21. Sergienko, O. V., (2013), Normal modes of a coupled ice-shelf/sub-ice- shelf cavity system, J. Glaciol., 59 (213), 76-80, doi: 10.3189/2013JoG12J096.
22. Sergienko, O. V., D. N. Goldberg, and, C. M. Little, (2013), Alternative ice-shelf equilibriums determined by ocean environment, J. Geophys. Res. Earth Surf., 118, 970-981, doi: 10.1002/jgrf.20054.
23. Shepherd, A., D. Wingham, T. Payne, and, P. Skvarca, (2003), Larsen ice shelf has progressively thinned, Science, 302, 856-859, doi: 10.1126/science.1089768.
24. Tedesco, M., M. Lüthje, K. Steffen, N. Steiner, X. Fettweis, I. Willis, N. Bayou, and, A. Banwell, (2012), Measurement and modeling of ablation of the bottom of supraglacial lakes in western Greenland, Geophys. Res. Lett., 39, L02502, doi: 10.1029/2011GL049882.
25. van der Veen, C. J., (1998), Fracture mechanics approach to penetration of surface crevasses on glaciers, Cold Reg. Sci. Technol., 27, 31-47, doi: 10.1016/S0165-232X(97)00022-0.
26. Vieli, A., A. J. Payne, A. Shepherd, and, Z. Du, (2007), Causes of pre-collapse changes of the Larsen B Ice Shelf: Numerical modelling and assimilation of satellite observations, Earth Planet. Sci. Lett., 259, 297-306, doi: 10.1016/j.epsl.2007.04.050.
27. Williams, K. K., and, M. T. Zuber, (1995), An experimental study of incremental surface loading of an elastic plate: Application to volcano tectonics, Geophys. Res. Lett., 22 (15), 1981-1984, doi: 10.1029/95GL02009.