Resolution-dependent performance of grounding line motion in a shallow model compared with a full-Stokes model according to the MISMIP3d intercomparison

Journal of Glaciology

Volumn 60, Issue 220, 2014, Pages 353-360

  Feldmann, J ^a,b   Albrecht, T ^a,b   Khroulev, C ^c   Pattyn, F ^d   Levermann, A ^a,b  

^a POTSDAM INSTITUTE FOR CLIMATE IMPACT RESEARCH   (Germany)

^b UNIVERSITY OF POTSDAM   (Germany)

^c UNIVERSITY OF ALASKA FAIRBANKS   (United States)

^d UNIVERSITÉ LIBRE DE BRUXELLES   (Belgium)

Author keywords

Glacier flow; Ice dynamics; Ice sheet modelling

Indexed keywords

GLACIER DYNAMICS; GLACIER FLOW; GROUNDING LINE; ICE SHEET; ICE SHELF; INTERPOLATION; NUMERICAL MODEL; SPATIAL RESOLUTION; STOKES FORMULA;

ANTARCTIC ICE SHEET; ANTARCTICA;

EID: 84901633993     PISSN: 00221430     EISSN: None     Source Type: Journal    
DOI: 10.3189/2014JoG13J093     Document Type: Article

References (23)

1. Bamber JL, Riva REM, Vermeersen BLA and LeBrocq AM (2009) Reassessment of the potential sea-level rise from a collapse of the West Antarctic Ice Sheet. Science, 324(5929), 901-903 (doi: 10.1126/science.1169335)
2. Bueler E and Brown J (2009) Shallow shelf approximation as a 'sliding law' in a thermomechanically coupled ice sheet model. J. Geophys. Res., 114(F3), F03008 (doi: 10.1029/2008JF001179)
3. Docquier D, Perichon L and Pattyn F (2011) Representing grounding line dynamics in numerical ice sheet models: recent advances and outlook. Surv. Geophys., 32(4-5), 417-435 (doi: 10.1007/s10712-0119133-3)
4. Drouet AS and 6 others (2013) Grounding line transient response in marine ice sheet models. Cryosphere, 7(2), 395-406 (doi: 10.5194/tc-6-1561-2012)
5. Dupont TK and Alley RB (2005) Assessment of the importance of ice-shelf buttressing to ice-sheet flow. Geophys. Res. Lett., 32(4), L04503 (doi: 10.1029/2004GL022024)
6. Favier L, Gagliardini O, Durand G and Zwinger T (2012) A threedimensional full Stokes model of the grounding line dynamics: effect of a pinning point beneath the ice shelf. Cryosphere, 6(1), 101-112 (doi: 10.5194/tc-6-101-2012)
7. Gagliardini O and 14 others (2013) Capabilities and performance of Elmer/Ice, a new-generation ice sheet model. Geosci. Model Dev., 6(4), 1299-1318 (doi: 10.5194/gmd-6-1299-2013)
8. Gladstone RM, Payne AJ and Cornford SL (2010) Parameterising the grounding line in flow-line ice sheet models. Cryosphere, 4(4), 605-619 (doi: 10.5194/tc-4-605-2010)
9. Gladstone RM, Payne AJ and Cornford SL (2012) Resolution requirements for grounding-line modelling: sensitivity to basal drag and ice-shelf buttressing. Ann. Glaciol., 53(60 Pt 1), 97-105 (doi:10.3189/2012AoG60A148)
10. Greve R, Saito F and Abe-Ouchi A (2011) Initial results of the SeaRISE numerical experiments with the models SICOPOLIS and IcIES for the Greenland ice sheet. Ann. Glaciol., 52(58), 23-30 (doi: 10.3189/172756411797252068)
11. Gudmundsson GH (2013) Ice-shelf buttressing and the stability of marine ice sheets. Cryosphere, 7(2), 647-655 (doi: 10.5194/tc-7-647-2013)
12. Huybrechts P and De Wolde J (1999) The dynamic response of the Greenland and Antarctic ice sheets to multiple-century climatic warming. J. Climate, 12(8), 2169-2188 (doi: 10.1175/1520-0442(1999)012<2169:TDROTG>2.0.CO;2) (Pubitemid 30024920)
13. Joughin I and Alley RB (2011) Stability of the West Antarctic ice sheet in a warming world. Nature Geosci., 4(8), 506-513 (doi: 10.1038/ngeo1194)
14. Martin MA and 6 others (2011) The Potsdam Parallel Ice Sheet Model (PISM-PIK) - Part 2: Dynamic equilibrium simulation of the Antarctic ice sheet. Cryosphere, 5(3), 727-740 (doi:10.5194/tc-5-727-2011)
15. Pattyn F, Huyghe A, De Brabander S and De Smedt B (2006) Role of transition zones in marine ice sheet dynamics. J. Geophys. Res., 111(F2), F02004 (doi: 10.1029/2005JF000394)
16. Pattyn F and 18 others (2012) Results of the Marine Ice Sheet Model Intercomparison Project, MISMIP. Cryosphere, 6(3), 573-588 (doi: 10.5194/tc-6-573-2012)
17. Pattyn F and 27 others (2013) Grounding-line migration in planview marine ice-sheet models: results of the ice2sea MISMIP3d intercomparison. J. Glaciol., 59(215), 410-422 (doi: 10.3189/2013JoG12J129)
18. Pollard D and DeConto RM (2009) Modelling West Antarctic ice sheet growth and collapse through the past five million years. Nature, 458(7236), 329-332 (doi: 10.1038/nature07809)
19. Pritchard HD, Ligtenberg SRM, Fricker HA, Vaughan DG, Van den Broeke MR and Padman L (2012) Antarctic ice-sheet loss driven by basal melting of ice shelves. Nature, 484(7395), 502-505 (doi: 10.1038/nature10968)
20. Rignot E and 6 others (2008) Recent Antarctic ice mass loss from radar interferometry and regional climate modelling. Nature Geosci., 1(2), 106-110 (doi: 10.1038/ngeo102)
21. Schoof C (2007) Ice sheet grounding line dynamics: steady states, stability, and hysteresis. J. Geophys. Res., 112(F3), F03S28 (doi: 10.1029/2006JF000664)
22. Vieli A and Payne AJ (2005) Assessing the ability of numerical ice sheet models to simulate grounding line migration. J. Geophys. Res., 110(F1), F01003 (doi: 10.1029/2004JF000202)
23. Winkelmann R and 6 others (2011) The Potsdam Parallel Ice Sheet Model (PISM-PIK) - Part 1: Model description. Cryosphere, 5(3), 715-726 (doi: 10.5194/tc-5-715-2011)