Retreat of Pine Island Glacier controlled by marine ice-sheet instability

Nature Climate Change

Volumn 4, Issue 2, 2014, Pages 117-121

  Favier, L ^a,b   Durand, G ^a,b   Cornford, S L ^c   Gudmundsson, G H ^d,e   Gagliardini, O ^a,b,f   Gillet Chaulet, F ^a,b   Zwinger, T ^g   Payne, A J ^c   Le Brocq, A M ^h  

^a CNRS   (France)

^b UNIV GRENOBLE ALPES   (France)

^c UNIVERSITY OF BRISTOL   (United Kingdom)

^d BRITISH ANTARCTIC SURVEY   (United Kingdom)

^e INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

^f INSTITUT UNIVERSITAIRE DE FRANCE   (France)

^g IT Center for Science   (Finland)

^h UNIVERSITY OF EXETER   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

GLACIER MASS BALANCE; GLACIER RETREAT; GROUNDING LINE; ICE FLOW; ICE SHEET; ICE SHELF; SEA LEVEL CHANGE;

ANTARCTICA; PINE ISLAND GLACIER; WEST ANTARCTICA;

EID: 84896877370     PISSN: 1758678X     EISSN: 17586798     Source Type: Journal    
DOI: 10.1038/nclimate2094     Document Type: Article

References (30)

1. Bindschadler, R. History of lower Pine Island Glacier, West Antarctica, from Landsat imagery. J. Glaciol. 48, 536-544 (2002
2. Rignot, E. et al. Recent antarctic ice mass loss from radar interferometry and regional climate modelling. Nature Geosci. 1, 106-110 (2008
3. Wingham, D., Wallis, D. & Shepherd, A. Spatial and temporal evolution of Pine Island Glacier thinning, 1995-2006. Geophys. Res. Lett. 36, L17501 (2009
4. Shepherd, A. et al. A reconciled estimate of ice-sheet mass balance. Science 338, 1183-1189 (2012
5. Park, J., Gourmelen, N., Shepherd, A., Kim, S., Vaughan, D. & Wingham, D. Sustained retreat of Pine Island Glacier. Geophys. Res. Lett. 40, 2137-2142 (2013
6. Schoof, C. Ice sheet grounding line dynamics: Steady states, stability, and hysteresis. J. Geophys. Res. 112, F03S28 (2007
7. Durand, G., Gagliardini, O., de Fleurian, B., Zwinger, T. & Le Meur, E. Marine ice sheet dynamics: Hysteresis and neutral equilibrium. J. Geophys. Res. 114, F03009 (2009
8. Joughin, I., Smith, B. E. & Holland, D. M. Sensitivity of 21st century sea level to ocean-induced thinning of Pine Island Glacier, Antarctica. Geophys. Res. Lett. 37, L20502 (2010
9. Favier, L., Gagliardini, O., Durand, G. & Zwinger, T. A three-dimensional full stokes model of the grounding line dynamics: Effect of a pinning point beneath the ice shelf. Cryosphere 6, 101-112 (2012
10. Cornford, S. et al. Adaptive mesh, finite volume modeling of marine ice sheets. J. Comput. Phys. 232, 529-549 (2013
11. Gudmundsson, G., Krug, J., Durand, G., Favier, L. & Gagliardini, O. The stability of grounding lines on retrograde slopes. The Cryosphere 6, 1497-1505 (2012
12. Pritchard, H. et al. Antarctic ice-sheet loss driven by basal melting of ice shelves. Nature 484, 502-505 (2012
13. Jacobs, S., Jenkins, A., Giulivi, C. & Dutrieux, P. Stronger ocean circulation and increased melting under Pine Island Glacier ice shelf. Nature Geosci. 4, 519-523 (2011
14. Vaughan, D. et al. New boundary conditions for the West Antarctic ice sheet: Subglacial topography beneath Pine Island Glacier. Geophys. Res. Lett. 33, L09501 (2006
15. Gladstone, R. M. et al. Calibrated prediction of Pine Island Glacier retreat during the 21st and 22nd centuries with a coupled flowline model. Earth Planet. Sci. Lett. 333, 191-199 (2012
16. Pattyn, F. et al. Grounding-line migration in plan-view ice-sheets models: Results of the ice2sea mismip3d intercomparison. J. Glaciol. 59 (215), 410-422 (2013
17. Gillet-Chaulet, F. et al. Greenland ice sheet contribution to sea-level rise from a new-generation ice-sheet model. Cryosphere 6, 1561-1576 (2012
18. Van de Berg, W., van den Broeke, M., Reijmer, C. & van Meijgaard, E. Reassessment of the antarctic surface mass balance using calibrated output of a regional atmospheric climate model. J. Geophys. Res. 111, D11104 (2006
19. Dutrieux, P. et al. Pine Island Glacier ice shelf melt distributed at kilometre scales. The Cryosphere 7, 1543-1555 (2013
20. Goldberg, D. et al. Investigation of land ice-ocean interaction with a fully coupled ice-ocean model: 1. Model description and behaviour. J. Geophys. Res. 117, F02037 (2012
21. Payne, A. J. et al. Numerical modeling of ocean-ice interactions under Pine Island Bay's ice shelf. J. Geophys. Res. 112, C10019 (2007
22. Schoof, C. & Hindmarsh, R. Thin-film flows with wall slip: An asymptotic analysis of higher order glacier flow models. Q. J. Mech. Appl. Math. 63, 73-114 (2010
23. MacAyeal, D. Large-scale ice flow over a viscous basal sediment-theory and application to ice stream B, Antarctica. J. Geophys. Res. 94, 4071-4087 (1989
24. Le Brocq, A., Payne, A. & Vieli, A. An improved Antarctic dataset for high resolution numerical ice sheet models (ALBMAP v1). Earth Syst. Sci. Data 2, 247-260 (2010
25. Pattyn, F. Antarctic subglacial conditions inferred from a hybrid ice sheet/ice stream model. Earth Planet. Sci. Lett. 295, 451-461 (2010
26. Rignot, E., Mouginot, J. & Scheuchl, B. Ice flow of the Antarctic ice sheet. Science 333, 1427-1430 (2011
27. Timmermann, R. et al. A consistent data set of Antarctic ice sheet topography, cavity geometry, and global bathymetry. Earth Syst. Sci. Data 2, 261-273 (2010
28. Ligtenberg, S., Helsen, M. & van den Broeke, M. An improved semiempirical model for the densification of Antarctic firn. The Cryosphere 5, 809-819 (2011
29. Joughin, I. et al. Basal conditions for Pine Island and Thwaites Glaciers, West Antarctica, determined using satellite and airborne data. J. Glaciol. 55, 245-257 (2009
30. Lenaerts, J., van den Broeke, M., van de Berg, W. J., van Meijgaard, E. & Kuipers Munneke, P. A new, high-resolution surface mass balance map of Antarctica (1979-2010) based on regional atmospheric climate modeling. Geophys. Res. Lett. 39, L04501 (2012