Tidal forcing of basal seismicity of ice stream C, West Antarctica, observed far inland

Journal of Geophysical Research: Solid Earth

Volumn 102, Issue B7, 1997, Pages 15183-15196

  Anandakrishnan, S ^a   Alley, R B ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BOULDER CLAY; ICE STREAM; LEADS; SEISMICITY; TIDAL FORCING; TIDAL MOTION; TILL;

ANTARCTICA, WEST ANTARCTICA, ICE STREAM C;

EID: 0031422442     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. Alley, R. B., Water-pressure coupling of sliding and bed deformation, II, Velocity-depth profiles, J. Glaciol., 35, 119-129, 1989.
2. Alley, R. B., How can low-pressure channels and deforming tills coexist subglacially?, J. Glaciol., 38, 200-207, 1992.
3. Alley, R. B., Towards a hydrological model for computerized ice-sheet simulations, Hydrol. Processes, 10, 649-660, 1996.
4. Alley, R. B., D. D. Blankenship, C. R. Bentley, and S. T. Rooney, Till beneath ice stream B, 3, Till deformation: Evidence and implications, J. Geophys. Res., 92, 8921-8929, 1987a.
5. Alley, R. B., D. D. Blankenship, C. R. Bentley, and S. T. Rooney, Till beneath ice stream B, 4, A coupled ice-till flow model, J. Geophys. Res., 92, 8931-8940, 1987b.
6. Anandakrishnan, S., and R. B. Alley, Ice stream C, Antarctica, sticky-spots detected by microearthquake monitoring, Ann. Glaciol., 20, 183-186, 1994.
7. Anandakrishnan, S., and R. B. Alley, Stagnation of ice stream C, West Antarctica by water piracy, Geophys. Res. Lett., 24, 265-268, 1997.
8. Anandakrishnan, S., and C. R. Bentley, Microearthquakes beneath ice streams B & C, West Antarctica: Observations and implication, J. Glaciol., 39, 455-462, 1993.
9. Anderson, J. B., S. S. Shipp, L. R. Bartek, and D. E. Reid, Evidence for a grounded ice sheet in the Ross Sea continental shelf during the Late Pleistocene and preliminary paleodrainage reconstruction, in Contributions to Antarctic Research III, Antarct. Res. Ser., vol. 57, edited by D. H. Elliot, pp. 39-62, AGU, Washington, D. C., 1992.
10. Atre, S. R., and C. R. Bentley, Laterally varying basal conditions under ice streams B and C, West Antarctica, J. Glaciol., 39, 507-514, 1993.
11. Blankenship, D. D., S. Anandakrishnan, J. Kempf, and C. R. Bentley, Microearthquakes under and alongside ice stream B, detected by a new passive seismic array, Ann. Glaciol., 9, 30-34, 1987a.
12. Blankenship, D. D., C. R. Bentley, S. T. Rooney, and R. B. Alley, Till beneath ice stream B, 1, Properties derived from seismic travel times, J. Geophys. Res., 92, 8903-8911, 1987b.
13. Bott, M. H. P., and D. S. Dean, Stress diffusion from plate bound-aries, Nature, 243, 339-341, 1973.
14. Boulton, G. S., Theory of glacial erosion, transport and deposition as a consequence of subglacial sediment deformation, J. Glaciol., 42, 43-62, 1996.
15. Vaughan, D., Investigating tidal flexure on an ice shelf using kinematic GPS, Ann. Glaciol., 20, 372-376, 1994.
16. Walters, R. A., and W. W. Dunlap, Analysis of time series of glacier speed: Columbia Glacier, Alaska, J. Geophys. Res., 92, 8969-8975, 1987.
17. Weertman, J., General theory of water flow at the base of a glacier or ice sheet, Rev. Geophys, 10, 287-333, 1972.
18. Williams, R. T., and E. S. Robinson, The ocean tide in the southern Ross Sea, J. Geophys. Res., 85, 6689-6696, 1980.
19. Wolf, L. W., and J. N. Davies, Glacier-generated earthquakes from Prince William Sound, Alaska, Bull. Seismol. Soc. Am., 76, 367-379, 1986.