Spatial and temporal variations in Greenland glacial-earthquake activity, 1993-2010

Journal of Geophysical Research: Earth Surface

Volumn 117, Issue 4, 2012, Pages

  Veitch, Stephen A ^a   Nettles, Meredith ^a  

^a Department of Earth and Environmental Sciences   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EARTHQUAKE; GLACIATION; GLACIER RETREAT; GLACIOLOGY; REMOTE SENSING; SOURCE PARAMETERS; SPATIAL VARIATION; TELESEISMIC WAVE; TEMPORAL VARIATION; WAVEFORM ANALYSIS;

ARCTIC; GREENLAND;

EID: 84867515571     PISSN: None     EISSN: 21699011     Source Type: Journal    
DOI: 10.1029/2012JF002412     Document Type: Article

References (66)

1. Abdalati, W., W. Krabill, E. Frederick, S. Manizade, C. Martin, J. Sonntag, R. Swift, R. Thomas, W. Wright, and J. Yungel (2001), Outlet glacier and margin elevation changes: Near-coastal thinning of the Greenland ice sheet, J. Geophys. Res., 106(D24), 33,729-33,741, doi:10.1029/2001JD900192.
2. Amundson, J. M., M. Truffer, M. P. Lüthi, M. Fahnestock, M. West, and R. J. Motyka (2008), Glacier, fjord, and seismic response to recent large calving events, Jakobshavn Isbræ, Greenland, Geophys. Res. Lett., 35, L22501, doi:10.1029/2008GL035281.
3. Amundson, J. M., M. Fahnestock, M. Truffer, J. Brown, M. P. Lüthi, and R. J. Motyka (2010), Ice mélange dynamics and implications for terminus stability, Jakobshavn Isbræ, Greenland, J. Geophys. Res., 115, F01005, doi:10.1029/2009JF001405.
4. Amundson, J. M., J. C. Burton, and S. Correa-Legisos (2012), Impact of hydrodynamics on seismic signals generated by iceberg collisions, Ann. Glaciol., 53(60), 106-112, doi:10.3189/2012/AoG60A012.
5. Andresen, C. S., et al. (2012), Rapid response of Helheim Glacier in Greenland to climate variability over the past century, Nat Geosci., 5(1), 37\-41, doi:10.1038/ngeo1349.
6. Burton, J. C., et al. (2012), Laboratory investigations of iceberg capsize dynamics, energy dissipation and tsunamigenesis, J. Geophys. Res., 117, F01007, doi:10.1029/2011JF002055.
7. Chen, X., P. M. Shearer, F. Walter, and H. A. Fricker (2011), Seventeen Antarctic seismic events detected by global surface waves and a possible link to calving events from satellite images, J. Geophys. Res., 116, B06311, doi:10.1029/2011JB008262.
8. Dawes, P. R., and D. van As (2010), An advancing glacier in a recessive ice regime: Berlingske Bræ, North-West Greenland, Geol. Soc. Den. Greenl. Bull., 20, 79-82.
9. de Juan, J., et al. (2010), Sudden increase in tidal response linked to calving and acceleration at a large Greenland outlet glacier, Geophys. Res. Lett., 37, L12501, doi:10.1029/2010GL043289.
10. Dietrich, R., H.-G. Maas, M. Baessler, A. Rülke, A. Richter, E. Schwalbe, and P. Westfeld (2007), Jakobshavn Isbræ, West Greenland: Flow veloc-ities and tidal interaction of the front area from 2004 field observations, J. Geophys. Res., 112, F03S21, doi:10.1029/2006JF000601. (Pubitemid 350120783)
11. Dziewonski, A. M., and D. L. Anderson (1981), Preliminary reference Earth model, Phys. Earth Planet. Inter., 25, 297-356.
12. Dziewonski, A. M., T.-A. Chou, and J. H. Woodhouse (1981), Determina-tion of earthquake source parameters from waveform data for studies of global and regional seismicity, J. Geophys. Res., 86(B4), 2825-2852, doi:10.1029/ JB086iB04p02825.
13. Echelmeyer, K., T. S. Clarke, and W. D. Harrison (1991), Surficial glaciology of Jakobshavn Isbræ, West Greenland: Part I. Surface morphology, J. Glaciol., 37(127), 368-382.
14. Ekström, G. (2006), Global detection and location of seismic sources by using surface waves, Bull. Seismol. Soc. Am., 96(4A), 1201-1212. (Pubitemid 44295423)
15. Ekström, G., M. Nettles, and G. A. Abers (2003), Glacial earthquakes, Science, 302, 622-624. (Pubitemid 37310913)
16. Ekström, G., A. M. Dziewonski, N. N. Maternovskaya, and M. Nettles (2005), Global seismicity of 2003: Centroid-moment-tensor solutions for 1087 earthquakes, Phys. Earth Planet. Inter., 148, 327-351. (Pubitemid 40180622)
17. Ekström, G., M. Nettles, and V. C. Tsai (2006), Seasonality and increasing frequency of Greenland glacial earthquakes, Science, 311, 1756-1758.
18. Ekström, G., M. Nettles, and A. M. Dziewoski (2012), The global CMT project 2004-2010: Centroid-moment tensors for 13,017 earthquakes, Phys. EarthPlanet. Inter.,200\-201, 1-9,doi:10.1016/j.pepi.2012.04.002.
19. Gutenberg, B., and C. F. Richter (1944), Frequency of earthquakes in California, Bull. Seismol. Soc. Am., 34, 185-188.
20. Hamilton, G. S., et al. (2008), Iceberg calving and flow dynamics at Helheim Glacier, East Greenland, from time-lapse photography, Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract C13A-0565.
21. Holland, D. M., R. H. Thomas, B. DeYoung, M. H. Ribergaard, and B. Lyberth (2008), Acceleration of Jakobshavn Isbræ triggered by warm subsurface ocean waters, Nat Geosci., 1(10), 659-664, doi:10.1038/ngeo316.
22. Howat, I. M., and A. Eddy (2011), Multi-decadal retreat of Greenland's marine-terminating glaciers, J. Glaciol., 57(203), 389-396, doi:10.3189/ 002214311796905631.
23. Howat, I. M., I. Joughin, S. Tulaczyk, and S. Gogineni (2005), Rapidretreat and acceleration of Helheim Glacier, east Greenland, Geophys. Res. Lett., 32, L22502, doi:10.1029/2005GL024737. (Pubitemid 43092265)
24. Howat, I. M., I. Joughin, and T. A. Scambos (2007), Rapid changes in ice discharge from Greenland outlet glaciers, Science, 315, 1559-1561, doi:10.1126/science.1138478. (Pubitemid 46449468)
25. Howat, I. M., I. Joughin, M. Fahnestock, B. E. Smith, and T. A. Scambos (2008), Synchronous retreat and acceleration of southeast Greenland out-let glaciers 2000-06: Ice dynamics and coupling to climate, J. Glaciol., 54(187), 646-660.
26. Jiang, Y., T. H. Dixon, and S. Wdowinski (2010), Accelerating uplift in the North Atlantic region as an indicator of ice loss, Nat Geosci., 3(6), 404-407, doi:10.1038/ngeo845.
27. Joughin, I., W. Abdalati, and M. Fahnestock (2004), Large fluctuations in speed on Greenland's Jakobshavn Isbræ glacier, Nature, 432, 608-610. (Pubitemid 39626264)
28. Joughin, I., I. Howat, R. B. Alley, G. Ekström, M. Fahnestock, T. Moon, M. Nettles, M. Truffer, and V. C. Tsai (2008a), Ice-front variation and tidewater behavior on Helheim and Kangerdlugssuaq Glaciers, Greenland, J. Geophys. Res., 113, F01004, doi:10.1029/2007JF000837.
29. Joughin, I., I. M. Howat, M. Fahnestock, B. Smith, W. Krabill, R. B. Alley, H. Stern, and M. Truffer (2008b), Continued evolution of Jakobshavn Isbrae following its rapid speedup, J. Geophys. Res., 113, F04006, doi:10.1029/2008JF001023.
30. Joughin, I., B. E. Smith, I. M. Howat, T. Scambos, and T. Moon (2010), Greenland flow variability from ice-sheet-wide velocity mapping, J. Glaciol., 56(197), 415-430.
31. Kawakatsu, H. (1989), Centroid single force inversion of seismic waves generated by landslides, J. Geophys. Res., 94, 12,363-12,374.
32. Khan, S. A., J. Wahr, M. Bevis, I. Velicogna, and E. Kendrick (2010), Spread of ice mass loss into Northwest Greenland observed by GRACE and GPS, Geophys. Res. Lett., 37, L06501, doi:10.1029/2010GL042460.
33. Kollmeyer, R. C. (1980), West Greenland outlet glaciers: An inventory of the major iceberg producers, ColdReg. Sci. Technol., 1, 175-181.
34. Krabill, W., E. Frederick, S. Manizade, C. Martin, J. Sonntag, R. Swift, R. Thomas, W. Wright, and J. Yungel (1999), Rapid thinning of parts of the southern Greenland ice sheet, Science, 283(5407), 1522-1524, doi:10.1126/science.283.5407.1522. (Pubitemid 29133360)
35. Krabill, W., et al. (2004), Greenland ice sheet: Increased coastal thinning, Geophys. Res. Lett., 31, L24402, doi:10.1029/2004GL021533. (Pubitemid 40301211)
36. Luckman, A., and T. Murray (2005), Seasonal variation in velocity before retreat of Jakobshavn Isbræ, Greenland, Geophys. Res. Lett., 32, L08501, doi:10.1029/2005GL022519. (Pubitemid 41043261)
37. Luckman, A., T. Murray, R. de Lange, and E. Hanna (2006), Rapid and synchronous ice-dynamic changes in East Greenland, Geophys. Res. Lett., 33, L03503, doi:10.1029/2005GL025428.
38. Luthcke, S. B., H. J. Zwally, W. Abdalati, D. D. Rowlands, R. D. Ray, R. S. Nerem, F. G. Lemoine, J. J. McCarthy, and D. S. Chinn (2006), Recent Greenland ice mass loss by drainage system from satellite gravity observations, Science, 314, 1286-1289, doi:10.1126/science.1130776. (Pubitemid 44846399)
39. 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. (Pubitemid 37529241)
40. McFadden, E. M., I. M. Howat, I. Joughin, B. E. Smith, and Y. Ahn (2011), Changes in the dynamics of marine terminating outlet glaciers in west Greenland (2000-2009), J. Geophys. Res., 116, F02022, doi:10.1029/2010JF001757.
41. Moon, T., and I. Joughin (2008), Changes in ice front position on Green-land's outlet glaciers from 1992 to 2007, J. Geophys. Res., 113, F02022, doi:10.1029/2007JF000927.
42. Murray, T., et al. (2010), Ocean regulation hypothesis for glacier dynamics in southeast Greenland and implications for ice sheet mass changes, J. Geophys. Res., 115, F03026, doi:10.1029/2009JF001522.
43. Nettles, M., and G. Ekström (2010), Glacial earthquakes in Greenland and Antarctica, Ann. Rev. Earth Planet. Sci., 38, 467-491, doi:10.1146/annurev- earth-040809-152414.
44. Nettles, M., et al. (2008a), Step-wise changes in glacier flow speed coincide with calving and glacial earthquakes at Helheim Glacier, Greenland, Geophys. Res. Lett., 35, L24503, doi:10.1029/2008GL036127.
45. Nettles, M., et al. (2008b), Glacier acceleration, glacial earthquakes, and ice loss at Helheim Glacier, Greenland, EOS Trans. AGU, 89(52), Fall Meet. Suppl., Abstract G23A-02.
46. Pritchard, H. D., R. J. Arthern, D. G. Vaughan, and L. A. Edwards (2009), Extensive dynamic thinning on the margins of the Greenland and Antarctic ice sheets, Nature, 461(7266), 971-975, doi:10.1038/nature08471.
47. Rial, J. A., C. Tang, and K. Steffen (2009), Glacial rumblings from Jakob-shavn ice stream, Greenland, J. Glaciol., 55(191), 389-399.
48. Rignot, E., and P. Kanagaratnam (2006), Changes in the velocity structure of the Greenland Ice Sheet, Science, 311, 986-990, doi:10.1126/science.1121381. (Pubitemid 43271722)
49. Rignot, E., and K. Steffen (2008), Channelized bottom melting and stability offloating ice shelves, Geophys. Res. Lett., 35, L02503, doi:10.1029/2007GL031765. (Pubitemid 351392151)
50. Rignot, E., J. E. Box, E. Burgess, and E. Hanna (2008), Mass balance of the Greenland ice sheet from 1958 to 2007, Geophys. Res. Lett., 35, L20502, doi:10.1029/2008GL035417.
51. Seale, A., P. Christoffersen, R. I. Mugford, and M. O'Leary (2011), Ocean forcing of the Greenland ice sheet: Calving fronts and patterns of retreat identified by automatic satellite monitoring of eastern outlet glaciers, J. Geophys. Res., 116, F03013, doi:10.1029/2010JF001847.
52. Smith, G. P., and G. Ekström (1997), Interpretation ofearthquake epicenter and CMT centroid locations, in terms of rupture length and direction, Phys. Earth Planet. Inter., 102(1-2), 123-132.
53. Sohn, H.-G., K. C. Jezek, and C. J. van der Veen (1998), Jakobshavn Glacier, west Greenland: 30 years of spaceborne observations, Geophys. Res. Lett., 25(14), 2699-2702, doi:10.1029/98GL01973. (Pubitemid 29126166)
54. Stearns, L. A., and G. S. Hamilton (2007), Rapid volume loss from two East Greenland outlet glaciers quantified using repeat stereo satellite imagery, Geophys. Res. Lett., 34, L05503, doi:10.1029/2006GL028982. (Pubitemid 46864512)
55. Straneo, F., G. S. Hamilton, D. A. Sutherland, L. A. Stearns, F. Davidson, M. O. Hammill, G. B. Stenson, and A. Rosing-Asvid (2010), Rapid circulation ofwarm subtropical waters in a major glacial fjord in East Greenland,Nat Geosci.,3(3), 182-186,doi:10.1038/ngeo764.
56. Thomas, R. H., W. Abdalati, T. L. Akins, B. M. Csatho, E. B. Frederick, S. P. Gogineni, W. B. Krabill, S. S. Manizade, and E. J. Rignot (2000), Substantial thinning of a major East Greenland outlet glacier, Geophys. Res. Lett., 27(9), 1291\-1294, doi:10.1029/1999GL008473. (Pubitemid 32040562)
57. Thomas, R. H., W. Abdalati, E. Frederick, W. B. Krabill, S. Manizade, and K. Steffen (2003), Investigation of surface melting and dynamic thinning on Jakobshavn Isbræ, Greenland, J. Glaciol., 49(165), 231-239. (Pubitemid 37519403)
58. Thomas, R. H., E. Frederick, W. Krabill, S. Manizade, and C. Martin (2009), Recent changes on Greenland outlet glaciers, J. Glaciol., 55(189), 147-162, doi:10.3189/002214309788608958.
59. Truffer, M., J. Amundson, M. Fahnestock, I. Joughin, and R. Motyka (2011), Ocean regulation of ice flow, paper presented at International Symposium on Interactions of Ice Sheets and Glaciers With the Ocean, Int. Glaciol. Soc., La Jolla, Calif., 6-10 June.
60. Tsai, V. C., and G. Ekström (2007), Analysis of glacial earthquakes, J. Geophys. Res., 112, F03S22, doi:10.1029/2006JF000596. (Pubitemid 350120784)
61. Tsai, V. C., J. R. Rice, and M. Fahnestock (2008), Possible mechanisms for glacial earthquakes, J. Geophys. Res., 113, F03014, doi:10.1029/ 2007JF000944.
62. van den Broeke, M., J. Bamber, J. Ettema, E. Rignot, E. Schrama, W. J. van de Berg, E. van Meijgaard, I. Velicogna, and B. Wouters (2009), Partitioning recent Greenland mass loss, Science, 326(5955), 984-986, doi:10.1126/science. 1178176.
63. Velicogna, I., and J. Wahr (2005), Greenland mass balance from GRACE, Geophys. Res. Lett., 32, L18505, doi:10.1029/2005GL023955. (Pubitemid 41582573)
64. Walter, F., J. M. Amundson, S. O'Neel, M. Truffer, M. Fahnestock, and H. A. Fricker (2012), Analysis oflow-frequency seismic signals generated during a multiple-iceberg calving event at Jakobshavn Isbræ, Greenland, J. Geophys. Res., 117, F01036, doi:10.1029/2011JF002132.
65. Wiens, D. A., S. Anandakrishnan, J. P. Winberry, and M. A. King (2008), Simultaneous teleseismic and geodetic observations of the stick-slip motion of an Antarctic ice stream, Nature, 453(7196), 770\-774, doi:10.1038/nature06990. (Pubitemid 351793784)
66. Wouters, B., D. Chambers, and E. J. O. Schrama (2008), GRACE observes small-scale mass loss in Greenland, Geophys. Res. Lett., 35, L20501, doi:10.1029/2008GL034816.