Subglacial thermal balance permits ongoing grounding-line retreat along the Siple Coast of West Antarctica

Annals of Glaciology

Volumn 36, Issue , 2003, Pages 251-256

  Parizek, Byron R ^a   Alley, Richard B ^a   Hulbe, Christina L ^b  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

^b PORTLAND STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GLACIER RETREAT; GROUNDING LINE; ICE STREAM; NUMERICAL MODEL; SUBGLACIAL ENVIRONMENT; TEMPORAL VARIATION; THERMAL REGIME;

ANTARCTICA; SIPLE COAST; WEST ANTARCTICA;

EID: 0041352864     PISSN: 02603055     EISSN: None     Source Type: Journal    
DOI: 10.3189/172756403781816167     Document Type: Article

References (36)

1. Alley, R. B. l989. Water-pressure coupling of sliding and bed deformation: I. Water system. J. Glaciol., 35(119), 108-118.
2. Alley, R. B. and R. A. Bindschadler, eds., 2001. The West Antarctic ice sheet: behavior and environment. Washington, DC, American Geophysical Union. (Antarctic Research Series 77.)
3. Alley, R. B., S. Anandakrishnan, C. R. Bentley and N. Lord. 1994. A water-piracy hypothesis for the stagnation of Ice Stream C, Antarctica. Ann. Glaciol., 20, 187-194.
4. Anandakrishnan, S., R. B. Alley, R. W. Jacobel and H. Conway. 2001. The flow regime of Ice Stream C and hypotheses concerning its recent stagnation. In Alley, R. B. and R. A. Bindschadler, eds. The West Antarctic ice sheet: behavior and environment. Washington, DC, American Geophysical Union, 283- 294. (Antarctic Research Series 77.)
5. Anderson, J. B. and S. S. Shipp. 2001. Evolution of the West Antarctic ice sheet. In Alley, R. B. and R. A. Bindschadler, eds. The West Antarctic ice sheet: behavior and environment. Washington, DC, American Geophysical Union, 45 57. (Antarctic Research Series 77.)
6. Bindschadler, R. and P. Vornberger. 1998. Changes in the West Antarctic ice sheet since 1963 from declassified satellite photography Science, 279(5351), 689-692.
7. Blankenship, D. D., C. R. Bentley. S. T. Rooney and R. B. Alley. 1986. Seismic measurements reveal a saturated porous layer beneath an active Antarctic ice stream. Nature, 322(6074), 54-57.
8. Blunier, T. and E. J. Brook. 2001. Timing of millennial-scale climate change in Antarctica and Greenland during the last glacial period. Science, 291(5501), 109-112.
9. Budd, W. F. and T. H. Jacka. 1989. A review of ice rheology for ice sheet modelling. Cold Reg. Sci. Technol., 16(2), 107-144.
10. Catania, G. and C. Paola. 2001. Braiding under glass. Geology, 29(3), 259-262.
11. Clarke, G. K. C. and S.J. Marshall. 1998. Critical state hypothesis for subpolar glaciers and ice sheets. [Abstract] Eos, 79(45), Fall Meeting Supplement, F310.
12. Conway, H., B. L. Hall, G. H. Denton, A. M. Gades and E. D. Washington. 1999. Past and future grounding-line retreat of the West Antarctic ice sheet. Science, 286(5438), 280 283.
13. Cutler, P. M., D. R. MacAyeal, D. M. Mickelson, B. B. Parizek and P. M. Colgan. 2000. A numerical investigation of ice-lobe-permafrost interaction around the southern Laurentide ice sheet. J. Glaciol., 46(153), 311-325.
14. Engelhardt, H. and B. Kamb. 1997. Basal hydraulic system of a West Antarctic ice stream: constraints from borehole observations. J. Glaciol., 43(144), 207-230.
15. Engelhardt, H. and B. Kamb. 1998. Basal sliding of Ice Stream B, West Antartica. J. Glaciol., 44(147), 223 230.
16. Fahnestock, M. A., T. A. Scambos, R. A. Bindschadler and G. Kvaran. 2000. A millennium of variable ice flow recorded by the Ross Ice Shelf, Antartica. J. Glaciol., 46(155), 652-664.
17. Fortuin, J. P. F. and J. Oerlemans, 1990. Parameterization of the annual surface temperature and mass balance of Antarctica. Ann. Glaciol., 14, 78-84.
18. Hulbe, C. L. and D. R. MacAyeal. 1999. A new numerical model of coupled inland ice sheet, ice stream, and ice shelf flow and its application to the West Antarctic ice J. Geophys. Res., 104(B11), 25,349 25,366.
19. Hutter, K. 1983. Theoretical glaciology: material science of ice and the mechanics of glaciers and ice sheets. Dordrecht, etc., D. Reidel Publishing Co.; Tokyo, Terra Scientific Publishing Co.
20. Huybrechts, P. 1992. The Antarctic ice sheet and environmental change: a three-dimensional modelling Study. Ber. Polarforsch. 99.
21. 18O record. In Berger, A., J. Imbrie, J. Hays, G. Kukla and B. Saltzman, eds. Milankovitch and climate: understanding the response to astronomical forcing. Part 1. Dordrecht, etc., D. Reidel Publishing Co., 269-305. (NATO ASI Series C: Mathematical and Physical Sciences 126.)
22. Joughin, I. and S. Tulaczyk. 2002. Positive mass balance of the Ross Ice Stream, West Antarctica. Science, 295 5554, 476 480.
23. Joughin, I. and 7 others. 1999. Tributaries of West Antarctic ice streams revealed by RADARSAT interferometry. Science, 286, 5438, 283 286.
24. Joughin, I. R., S. Tulaczyk and H. Engelhardt. 2003. Basal melt beneath Whillans Ice Stream and Ice Stream A and C. Ann. Glaciol., 36 see paper in the volume.
25. Kamb, B. 2001. Basal zone of the West Antarctic ice streams and its role in lubrication of their rapid motion. In Alley, R. B. and R. A. Bindschadler, eds. The West Antarctic ice sheet: behavior and environment. Washington, DC, American Geophysical Union, 157 199, Antarctic Research Series 77.
26. Le Meur, E. and P. Huybrechts. 1996. A comparison of different ways of dealing with isostasy: examples from modelling the Antarctic ice sheet during the last glacial cycle. Ann. Glaciol., 23, 309 317.
27. MacAyeal, D. R. 1997. Lessons in ice sheet modeling. Revised edition. Chicago, IL University of Chicago. Department of Geophysical Sciences.
28. Parizek, B. R. 2000. Thermodynamical flowline model for studying the interactions between ice sheets and the global climate system. M.Sc. thesis. The Pennsylvania State University.
29. Parizek, B. R., R. B. Alley, S. Anandakrishnan and H. Conway. 2002. Subcatchment melt and long-term stability of Ice Stream D. West Antarctica. Geophys. Res. Lett., 29 8, 551 554.
30. Price, S. F., R. A. Bindschadler, C. L. Hulbe and D. D. Blankenship. 2002. Force balance along an inland tributary and onset to Ice Stream D, West Antarctica. J.Glaciol., 48 160, 20 30.
31. Retzlaff, R. and C. R. Bentley. 1993. Timing of stagnation of Ice Stream C, West Antarctica, from short-pulse radar studies of buried surface crevasses. J. Glaciol., 39 133, 553 561.
32. Tulaczyk, S. M., B. Kamb and H. F. Engelhardt. 2000a. Basal mechanics of Ice Stream B, West Antarctica. I. Till mechanics. J. Geophys. Res., 105 B1, 463 481.
33. Tulaczyk, S. M., B. Kamb and H. F. Engelhardt. 2000b. Basal mechanics of Ice Stream B, West Antarctica. II. Undrained-plastic-bed model. J. Geophys. Res., 105 B1, 483 494.
34. Walder, J. S. and A. Fowler. 1994. Channelized subglacial drainage over a deformable bed. J. Glaciol., 40 134, 3 15.
35. Whillans, I. M. and C. J. van der Veen. 1993. New and improved determinations of velocity of Ice Streams B and C. West Antarctica. J. Glaciol., 39 133, 483 490.
36. Whillans, I. M., C. R. Bentley and C. J. van der Veen. 2001. Ice Streams B and C. In Alley, R. B. and R. A. Bindschadler, eds. The West Antarctic ice sheet: behavior and environment. Washington, DC, American Geophysical Union, 237 281. Antarctic Research Series 77.