Spatial and temporal Antarctic Ice Sheet mass trends, glacio-isostatic adjustment, and surface processes from a joint inversion of satellite altimeter, gravity, and GPS data

Journal of Geophysical Research: Earth Surface

Volumn 121, Issue 2, 2016, Pages 182-200

  Martín Español, Alba ^a   Zammit Mangion, Andrew ^a,b   Clarke, Peter J ^c   Flament, Thomas ^d   Helm, Veit ^e   King, Matt A ^c,f   Luthcke, Scott B ^g   Petrie, Elizabeth ^c,h   Rémy, Frederique ^d   Schön, Nana ^a   Wouters, Bert ^a   Bamber, Jonathan L ^a  

^a UNIVERSITY OF BRISTOL   (United Kingdom)

^b UNIVERSITY OF WOLLONGONG   (Australia)

^c NEWCASTLE UNIVERSITY   (United Kingdom)

^d LEGOS   (France)

^e ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

^f UNIVERSITY OF TASMANIA   (Australia)

^g NASA GODDARD SPACE FLIGHT CENTER   (United States)

^h UNIVERSITY OF GLASGOW   (United Kingdom)

Author keywords

Antarctica; GIA; ice dynamics; Mass balance; SMB

Indexed keywords

DATA INVERSION; GLACIER DYNAMICS; GLACIER MASS BALANCE; GPS; GRAVIMETRY; ICE SHEET; POSTGLACIAL REBOUND; SATELLITE ALTIMETRY; SPATIOTEMPORAL ANALYSIS;

ANTARCTIC ICE SHEET; ANTARCTICA;

EID: 84957991561     PISSN: 21699003     EISSN: 21699011     Source Type: Journal    
DOI: 10.1002/2015JF003550     Document Type: Article

References (65)

1. Bamber, J. L., D. G. Vaughan, and, I. Joughin, (2000), Widespread complex flow in the interior of the Antarctic Ice Sheet, Science, 287 (5456), 1248-1250.
2. Baur, O., M. Kuhn, and, W. E. Featherstone, (2000), GRACE-derived ice-mass variations over Greenland by accounting for leakage effects, J. Geophys. Res., 114 (B6), B06407, doi: 10.1029/2008JB006239.
3. Berthier, E., T. A. Scambos, and, C. A. Shuman, (2012), Mass loss of Larsen B tributary glaciers (Antarctic Peninsula) unabated since 2002, Geophys. Res. Lett., 39, L13501, doi: 10.1029/2012GL051755.
4. Boening, C., M. Lebsock, F. Landerer, and, G. Stephens, (2012), Snowfall-driven mass change on the East Antarctic Ice Sheet, Geophys. Res. Lett., 39, doi: 10.1029/2012GL053316.
5. Borsa, A. A., G. Moholdt, H. A. Fricker, and, K. M. Brunt, (2014), A range correction for ICESat and its potential impact on ice-sheet mass balance studies, The Cryosphere, 8 (2), 345-357.
6. Dow, J. M., R. E. Neilan, and, C. Rizos, (2009), The International GNSS Service in a changing landscape of Global Navigation Satellite Systems, J. Geod., 83 (3-4), 191-198.
7. Flament, T., and, F. Rémy, (2012), Dynamic thinning of Antarctic glaciers from along-track repeat radar altimetry, J. Glaciol., 58 (211), 830-840.
8. Gneiting, T., and, A. Raftery, (2007), Strictly proper scoring rules, prediction, and estimation, J. Am. Stat. Assoc., 102 (477), 359-378.
9. Greenbaum, J. S., et al., (2015), Ocean access to a cavity beneath Totten Glacier in East Antarctica, Nat. Geosci., 8 (4), 294-298.
10. Groh, A., H. Ewert, M. Scheinert, M. Fritsche, A. Rülke, A. Richter, R. Rosenau, and, R. Dietrich, (2012), An investigation of glacial isostatic adjustment over the Amundsen Sea Sector, West Antarctica, Global Planet. Change, 98-99, 45-53.
11. Gunter, B. C., O. Didova, R. E. M. Riva, S. R. M. Ligtenberg, J. T. M. Lenaerts, M. A. King, M. R. van den Broeke, and, T. Urban, (2014), Empirical estimation of present-day Antarctic glacial isostatic adjustment and ice mass change, The Cryosphere, 8, 743-760.
12. Harig, C., and, F. J. Simons, (2015), Accelerated west antarctic ice mass loss continues to outpace East Antarctic gains, Earth Planet. Sci. Lett., 415, 134-141.
13. Helm, V., A. Humbert, and, H. Miller, (2014), Elevation and elevation change of Greenland and Antarctica derived from CryoSat-2, The Cryosphere, 8 (2), 1539-1559.
14. Herring, T., (2003), Matlab tools for viewing GPS velocities and time series, GPS Solutions, 7 (3), 194-199.
15. Hofton, M. A., S. B. Luthcke, and, J. B. Blair, (2013), Estimation of ICESat intercampaign elevation biases from comparison of lidar data in East Antarctica, Geophys. Res. Lett., 40, 5698-5703, doi: 10.1002/2013GL057652.
16. Holt, T. O., N. F. Glasser, D. J. Quincey, and, M. R. Siegfried, (2013), Speedup and fracturing of George VI Ice Shelf, Antarctic Peninsula, The Cryosphere, 7 (3), 797-816.
17. Howat, I. M., B. E. Smith, I. Joughin, and, T. A. Scambos, (2008), Rates of Southeast Greenland ice volume loss from combined ICESat and ASTER observations, Geophys. Res. Lett., 35, L17505, doi: 10.1029/2008GL034496.
18. Hurkmans, R. T. W. L., J. L. Bamber, L. S. Sørensen, I. R. Joughin, C. H. Davis, and, W. B. Krabill, (2012), Spatiotemporal interpolation of elevation changes derived from satellite altimetry for Jakobshavn Isbræ, Greenland, J. Geophys. Res., 117, F03001, doi: 10.1029/2011JF002072.
19. Huybrechts, P., (2002), Sea-level changes at the LGM from ice-dynamic reconstructions of the Greenland and Antarctic Ice Sheets during the glacial cycles, Quat. Sci. Rev., 21 (1-3), 203-231.
20. Ivins, E. R., M. M. Watkins, D.-N. Yuan, R. Dietrich, G. Casassa, and, A. Rülke, (2011), On-land ice loss and glacial isostatic adjustment at the Drake Passage: 2003-2009, J. Geophys. Res., 116, B02403, doi: 10.1029/2010JB007607.
21. Ivins, E. R., T. S. James, J. Wahr, O. Schrama, J. Ernst, F. W. Landerer, and, K. M. Simon, (2013), Antarctic contribution to sea level rise observed by GRACE with improved GIA correction, J. Geophys. Res. Solid Earth, 118, 3126-3141.
22. Klemann, V., M. Thomas, and, H. Schuh, (2014), Elastic and viscoelastic response of the lithosphere to surface loading, in Handbook of Geomathematics, edited by, W. Freeden, M. Z. Nashed, and, T. Sonar, pp. 1-15, Springer, Berlin.
23. Kustowski, B., A. M. Dziewónski, and, G. Ekström, (2007), Nonlinear crustal corrections for normal-mode seismograms, Bull. Seismol. Soc. Am., 97 (5), 1756-1762.
24. Lenaerts, J. T. M., M. R. van den Broeke, W. J. van de Berg, E. van Meijgaard, and, P. K. Munneke, (2012), A new, high-resolution surface mass balance map of Antarctica (1979-2010) based on regional atmospheric climate modeling, Geophys. Res. Lett., 39, L04501, doi: 10.1029/2011GL050713.
25. Lenaerts, J. T. M., E. van Meijgaard, M. R. van den Broeke, S. R. M. Ligtenberg, M. Horwath, and, E. Isaksson, (2013), Recent snowfall anomalies in Dronning Maud Land, East Antarctica, in a historical and future climate perspective, Geophys. Res. Lett., 40, 2684-2688, doi: 10.1002/grl.50559.
26. Ligtenberg, S. R. M., M. M. Helsen, and, M. R. van den Broeke, (2011), An improved semi-empirical model for the densification of Antarctic firn, The Cryosphere, 5 (4), 809-819.
27. Loomis, B. D., and, S. B. Luthcke, (2014), Optimized signal denoising and adaptive estimation of seasonal timing and mass balance from simulated grace-like regional mass variations, Adv. Adapt. Data Analysis, 6 (1), 1450003.
28. Luthcke, S. B., T. J. Sabaka, B. D. Loomis, A. Arendt, J. J. McCarthy, and, J. Camp, (2013), Antarctica, Greenland and Gulf of Alaska land ice evolution from an iterated GRACE global mascon solution, J. Glaciol., 59 (216), 613-631.
29. McMillan, M., A. Shepherd, A. Sundal, K. Briggs, A. Muir, A. Ridout, A. Hogg, and, D. Wingham, (2014), Increased ice losses from Antarctica detected by Cryosat-2, Geophys. Res. Lett., 41, 3899-3905, doi: 10.1002/2014GL060111.
30. Medley, B., et al., (2013), Airborne-radar and ice-core observations of annual snow accumulation over Thwaites glacier, west Antarctica confirm the spatiotemporal variability of global and regional atmospheric models, Geophys. Res. Lett., 40, 3649-3654, doi: 10.1002/grl.50706.
31. Melini, D., P. Gegout, M. King, B. Marzeion, and, G. Spada, (2015), On the rebound: Modeling Earth's ever-changing shape, Eos Trans. AGU, 96, doi: 10.1029/2015EO033387.
32. Moholdt, G., C. Nuth, J. O. Hagen, and, J. Kohler, (2010), Recent elevation changes of Svalbard glaciers derived from ICESat laser altimetry, Remote Sens. Environ., 114 (11), 2756-2767.
33. Mouginot, J., E. Rignot, and, B. Scheuchl, (2014), Sustained increase in ice discharge from the Amundsen Sea Embayment, West Antarctica, from 1973 to 2013, Geophys. Res. Lett., 41, 1576-1584, doi: 10.1002/2013GL059069.
34. Nield, G., V. Barletta, A. Bordoni, M. King, P. Whitehouse, P. Clarke, E. Domack, T. Scambos, and, E. Berthier, (2014), Rapid bedrock uplift in the Antarctic Peninsula explained by viscoelastic response to recent ice unloading, Earth Planet. Sci. Lett., 397, 32-41.
35. Nield, G. A., P. L. Whitehouse, M. A. King, P. J. Clarke, and, M. J. Bentley, (2012), Increased ice loading in the Antarctic Peninsula since the 1850s and its effect on glacial isostatic adjustment, Geophys. Res. Lett., 39, L17504, doi: 10.1029/2012GL052559.
36. Petit, G., and, B. Luzum (Eds.), (2010), IERS Convention (2010), IERS Technical Note, 36, 179 pp., Verlag des bundesamts für Kartographie und Geodäsie, Frankfurt, Germany.
37. Pritchard, H., R. J. Arthern, D. Vaughan, and, L. Edwards, (2009), Extensive dynamic thinning on the margins of the Greenland and Antarctic Ice Sheets, Nature, 461 (7266), 971-975.
38. Pritchard, H., S. Ligtenberg, H. Fricker, M. Vaughan, D. van der Broeke, and, L. Padman, (2012), Antarctic ice-sheet loss driven by basal melting of ice shelves, Nature, 484, 502-505.
39. Retzlaff, R., and, C. Bentley, (1993), Timing of stagnation of Ice Stream C, West Antarctica, from short-pulse radar studies of buried surface crevasses, J. Glaciol., 39 (133), 533-561.
40. Rignot, E., (2006), Changes in ice dynamics and mass balance of the Antarctic ice sheet, Philos. Trans. R. Soc. London, Ser. A, 364 (1844), 1637-1655.
41. Rignot, E., J. L. Bamber, M. R. van den Broeke, C. Davis, Y. Li, W. J. van de Berg, and, E. van Meijgaard, (2008), Recent Antarctic ice mass loss from radar interferometry and regional climate modelling, Nat. Geosci., 1 (2), 106-110.
42. Rignot, E., J. Mouginot, and, B. Scheuchl, (2011), Ice flow of the Antarctic Ice Sheet, Science, 333 (6048), 1427-1430.
43. Rignot, E., J. Mouginot, M. Morlighem, H. Seroussi, and, B. Scheuchl, (2014), Widespread, rapid grounding line retreat of Pine Island, Thwaites, Smith, and Kohler glaciers, West Antarctica, from 1992 to 2011, Geophys. Res. Lett., 41, 3502-3509, doi: 10.1002/2014GL060140.
44. Rott, H., D. Floricioiu, J. Wuite, S. Scheiblauer, T. Nagler, and, M. Kern, (2014), Mass changes of outlet glaciers along the Nordensjköld coast, Northern Antarctic Peninsula, based on TANDEM-X satellite measurements, Geophys. Res. Lett., 41 (22), doi: 10.1002/2014GL061613.
45. Rue, H., and, L. Held, (2005), Gaussian Markov Random Fields Theory and Applications, Chapman and Hall/CRC Press, Boca Raton, Fla.
46. Santamaría-Gómez, A., and, A. Mémin, (2015), Geodetic secular velocity errors due to interannual surface loading deformation, Geophys. J. Int., 202 (2), 763-767.
47. Sasgen, I., H. Konrad, E. R. Ivins, M. R. van den Broeke, J. L. Bamber, Z. Martinec, and, V. Klemann, (2013), Antarctic ice-mass balance 2002 to 2011: Regional re-analysis of GRACE satellite gravimetry measurements with improved estimate of glacial-isostatic adjustment, The Cryosphere, 7, 1499-1512.
48. Schoen, N., A. Zammit-Mangion, J. C. Rougier, T. Flament, F. Rémy, S. Luthcke, and, J. L. Bamber, (2015), Simultaneous solution for mass trends on the West Antarctic Ice Sheet, The Cryosphere, 9 (2), 805-819.
49. Shepherd, A., et al., (2012), A reconciled estimate of ice-sheet mass balance, Science, 338 (6111), 1183-1189.
50. Sutterley, T. C., I. Velicogna, E. Rignot, J. Mouginot, T. Flament, M. R. van den Broeke, J. M. van Wessem, and, C. H. Reijmer, (2014), Mass loss of the Amundsen Sea Embayment of West Antarctica from four independent techniques, Geophys. Res. Lett., 41, 8421-8428, doi: 10.1002/2014GL061940.
51. Thomas, I. D., et al., (2011), Widespread low rates of Antarctic glacial isostatic adjustment revealed by GPS observations, Geophys. Res. Lett., 38, L22302, doi: 10.1029/2011GL049277.
52. Van den Broeke, M., J. Bamber, J. Lenaerts, and, E. Rignot, (2011), Ice sheets and sea level: Thinking outside the box, Surv. Geophys., 32 (4-5), 495-505.
53. van Wessem, J. M., et al., (2014), Improved representation of East Antarctic surface mass balance in a regional atmospheric climate model, J. Glaciol., 222, 761-770.
54. Velicogna, I., and, J. Wahr, (2013), Time-variable gravity observations of ice sheet mass balance: Precision and limitations of the GRACE satellite data, Geophys. Res. Lett., 40, 3055-3063, doi: 10.1002/grl.50527.
55. Velicogna, I., T. C. Sutterley, and, M. R. van den Broeke, (2014), Regional acceleration in ice mass loss from Greenland and Antarctica using GRACE time-variable gravity data, Geophys. Res. Lett., 41, 8130-8137, doi: 10.1002/2014GL061052.
56. Wallin, J., and, D. Bolin, (2015), Geostatistical modelling using non-Gaussian Matèrn fields with an application to precipitation modeling, Scand. J. Stat., 42 (3), 872-890.
57. Whitehouse, P. L., M. J. Bentley, G. A. Milne, M. A. King, and, I. D. Thomas, (2012), A new glacial isostatic adjustment model for Antarctica: Calibrated and tested using observations of relative sea-level change and present-day uplift rates, Geophys. J. Int., 190, 1464-1482.
58. Williams, S. D., (2008), CATS: GPS coordinate time series analysis software, GPS Solutions, 12 (2), 147-153.
59. Williams, S. D., P. Moore, M. A. King, and, P. L. Whitehouse, (2014), Revisiting GRACE Antarctic ice mass trends and accelerations considering autocorrelation, Earth Planet. Sci. Lett., 385, 12-21.
60. Wouters, B., A. Martin-Español, V. Helm, T. Flament, J. M. Wessem, S. R. M. Ligtenberg, M. R. van den Broeke, and, J. L. Bamber, (2015), Dynamic thinning of glaciers on the Southern Antarctic Peninsula, Science, 348 (6237), 899-903.
61. Zammit-Mangion, A., J. C. Rougier, J. L. Bamber, and, N. W. Schoen, (2014), Resolving the Antarctic contribution to sea-level rise: A hierarchical modelling framework, Environmetrics, 25, 245-264.
62. Zammit-Mangion, A., J. Rougier, N. Schoen, F. Lindgren, and, J. Bamber, (2015a), Multivariate spatio-temporal modelling for assessing Antarctica's present-day contribution to sea-level rise, Environmetrics, 26 (3), 159-177.
63. Zammit-Mangion, A., J. L. Bamber, N. W. Schoen, and, J. C. Rougier, (2015b), A data-driven approach for assessing ice-sheet mass balance in space and time, Ann. Glaciol., 56 (70), 175-183.
64. Zwally, J. H., M. Giovinetto, J. Li, H. Cornejo, M. Beckley, A. Brenner, J. L. Saba, and, D. Yi, (2005), Mass changes of the Greenland and Antarctic ice sheets and shelves and contributions to sea-level rise: 1992-2002, J. Glaciol., 51 (175), 509-527.
65. Zwally, J. H., J. Li, J. W. Robbins, J. L. Saba, D. Yi, and, A. C. Brenner, (2015), Mass gains of the Antarctic ice sheets exceeded losses, J. Glaciol., 61 (230), 1019-1036.