Widespread low rates of Antarctic glacial isostatic adjustment revealed by GPS observations

Geophysical Research Letters

Volumn 38, Issue 22, 2011, Pages

  Thomas, Ian D ^a   King, Matt A ^a   Bentley, Michael J ^b   Whitehouse, Pippa L ^b   Penna, Nigel T ^a   Williams, Simon D P ^c   Riva, Riccardo E M ^d   Lavallee, David A ^a,e   Clarke, Peter J ^a   King, Edward C ^f   Hindmarsh, Richard C A ^f   Koivula, Hannu ^g  

^a NEWCASTLE UNIVERSITY   (United Kingdom)

^b DURHAM UNIVERSITY   (United Kingdom)

^c NATIONAL OCEANOGRAPHY CENTRE   (United Kingdom)

^d DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

^e David Lavallee Geoscience   (United States)

^f BRITISH ANTARCTIC SURVEY   (United Kingdom)

^g FINNISH GEODETIC INSTITUTE   (Finland)

Author keywords

[No Author keywords available]

Indexed keywords

CLIMATE CHANGE; CLIMATE MODELS; GRAVITATION; ICE;

ANTARCTIC PENINSULA; ELASTIC RESPONSE; GLACIAL ISOSTATIC ADJUSTMENT; GLACIAL ISOSTATIC ADJUSTMENTS; GRAVITY RECOVERY AND CLIMATE EXPERIMENT DATUM; ICE-MASS CHANGES; OBSERVATION MODEL; SPATIAL PATTERNS;

GLACIAL GEOLOGY;

BEDROCK; DATA SET; GLACIOISOSTASY; GPS; GRACE; ICE COVER; NUMERICAL MODEL; PRECISION; SPATIAL ANALYSIS; UPLIFT;

ANTARCTIC PENINSULA; ANTARCTICA; WEST ANTARCTICA;

EID: 81855189583     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2011GL049277     Document Type: Article

References (30)

1. Anderson, J. B., S. S. Shipp, A. L. Lowe, J. S. Wellner, & A. B. Mosola (2002), The Antarctic Ice Sheet during the Last Glacial Maximum and its subsequent retreat history:A review, Quat. Sci. Rev., 21(1-3), 49-70, doi:10.1016/S0277-3791(01)00083-X. (Pubitemid 34067503)
2. Argus, D. F., G. Blewitt, W. R. Peltier, & C. Kreemer (2011), Rise of the Ellsworth mountains and parts of the East Antarctic coast observed with GPS, Geophys. Res. Lett., 38, L16303, doi:10.1029/2011GL048025.
3. Bamber, J. L., D. G. Vaughan, & I. Joughin (2000), Widespread complex flow in the interior of the Antarctic Ice Sheet, Science, 287(5456), 1248-1250, doi:10.1126/science.287.5456.1248. (Pubitemid 30112143)
4. Barletta, V. R., C. Ferrari, G. Diolaiuti, T. Carnielli, R. Sabadini, and C. Smiraglia (2006), Glacier shrinkage and modeled uplift of the Alps, Geophys. Res. Lett., 33, L14307, doi:10.1029/2006GL026490. (Pubitemid 44945850)
5. Barletta, V. R., R. Sabadini, & A. Bordoni (2008), Isolating the PGR signal in the GRACE data: Impact on mass balance estimates in Antarctica and Greenland, Geophys. J. Int., 172(1), 18-30, doi:10.1111/j.1365-246X. 2007.03630.x.
6. Bentley, M. J., C. J. Fogwill, P. W. Kubik, & D. E. Sugden (2006), Geomorphological evidence and cosmogenic Be-10/Al-26 exposure ages for the Last Glacial Maximum and deglaciation of the Antarctic Peninsula Ice Sheet, Geol. Soc. Am. Bull., 118(9-10), 1149-1159, doi:10.1130/ B25735.1. (Pubitemid 44446174)
7. Bentley, M. J., C. J. Fogwill, A. M. Le Brocq, A. L. Hubbard, D. E. Sugden, T. J. Dunai, & S. Freeman (2010), Deglacial history of the West Antarctic Ice Sheet in the Weddell Sea embayment: Constraints on past ice volume change, Geology, 38(5), 411-414, doi:10.1130/G30754.1.
8. Bevis, M., et al. (2009), Geodetic measurements of vertical crustal velocity in West Antarctica and the implications for ice mass balance, Geochem. Geophys. Geosyst., 10, Q10005, doi:10.1029/2009GC002642.
9. Chen, J. L., C. R. Wilson, D. Blankenship, & B. D. Tapley (2009), Accelerated Antarctic ice loss from satellite gravity measurements, Nat. Geosci., 2(12), 859-862, doi:10.1038/ngeo694.
10. Dietrich, R., & A. Rlke (2008), A precise reference frame for Antarctica from SCAR GPS campaign data and some geophysical implications, in Geodetic and Geophysical Observations in Antarctica, edited by A. Capra and R. Dietrich, pp. 1-10, Springer, Berlin, doi:10.1007/ 978-3-540-74882-3-1.
11. Domack, E., D. Duran, A. Leventer, S. Ishman, S. Doane, S. McCallum, D. Amblas, J. Ring, R. Gilbert, & M. Prentice (2005), Stability of the Larsen B ice shelf on the Antarctic Peninsula during the Holocene epoch, Nature, 436(7051), 681-685, doi:10.1038/nature03908. (Pubitemid 41117267)
12. Donnellan, A., & B. P. Luyendyk (2004), GPS evidence for a coherent Antarctic plate and for postglacial rebound in Marie Byrd Land, Global Planet. Change, 42(1-4), 305-311, doi:10.1016/j.gloplacha.2004. 02.006. (Pubitemid 38946046)
13. Glasser, N. F., T. Scambos, J. Bohlander, M. Truffer, E. Pettit, & B. J. Davis (2011), From ice-shelf tributary to tidewater glacier: continued rapid recession, acceleration and thinning of Röhss Glacier following the 1995 collapse of the Prince Gustav Ice Shelf, Antarctic Peninsula, J. Glaciol., 57(203), 397-406, doi:10.3189/002214311796905578.
14. Hein, A. S., C. J. Fogwill, D. E. Sugden, & S. Xu (2011), Glacial/interglacial ice-stream stability in the Weddell Sea embayment, Antarctica, Earth Planet. Sci. Lett., 307(1-2), 211-221, doi:10.1016/j.epsl. 2011. 04.037.
15. Ivins, E. R., & T. S. James (2005), Antarctic glacial isostatic adjustment: A new assessment, Ant, Science, 17(4), 541-553, doi:10.1017/ S0954102005002968.
16. Lorius, C., D. Raynaud, J. R. Petit, J. Jouzel, & L. Merlivat (1984), Lateglacial maximum-holocene atmospheric and ice-thickness changes from Antarctic ice-core studies, Ann. Glaciol., 5, 88-94.
17. Métivier, L., M. Greff-Lefftz, & Z. Altamimi (2011), Erratum to "On secular geocenter motion: The impact of climate changes", [Earth Planet. Sci. Lett., 296 (2010), 360-366], Earth Planet. Sci. Lett., 306(1-2), 136, doi:10.1016/j.epsl.2011.03.026.
18. Mitrovica, J. X., J. Wahr, I. Matsuyama, & A. Paulson (2005), The rotational stability of an ice-age earth, Geophys. J. Int., 161(2), 491-506, doi:10.1111/j.1365-246X.2005.02609.x. (Pubitemid 40706684)
19. Peltier, W. R. (2004), Global glacial isostasy and the surface of the ice-age Earth: The ICE-5G (VM2) model and GRACE, Annu. Rev. Earth Planet. Sci., 32, 111-149, doi:10.1146/annurev.earth.32.082503.144359. (Pubitemid 38836368)
20. Pritchard, H. D., & D. G. Vaughan (2007), Widespread acceleration of tidewater glaciers on the Antarctic Peninsula, J. Geophys. Res., 112, F03S29, doi:10.1029/2006JF000597. (Pubitemid 350120789)
21. Rignot, E., J. L. Bamber, M. R. van den Broeke, C. Davis, Y. Li, W. J. van de Berg, & E. van Meijgaard (2008), Recent Antarctic ice mass loss from radar interferometry and regional climate modelling, Nat. Geosci., 1(2), 106-110, doi:10.1038/ngeo102.
22. Ritzwoller, M. H., N. M. Shapiro, A. L. Levshin, & G. M. Leahy (2001), Crustal and upper mantle structure beneath Antarctica and surrounding oceans, J. Geophys. Res., 106(B12), 30,645-30,670, doi:10.1029/ 2001JB000179.
23. Riva, R. E. M., B. C. Gunter, T. J. Urban, B. L. A. Vermeersen, R. C. Lindenbergh, M. M. Helsen, J. L. Bamber, R. de Wal, M. R. van den Broeke, & B. E. Schutz (2009), Glacial Isostatic Adjustment over Antarctica from combined ICESat and GRACE satellite data, Earth Planet. Sci. Lett., 288(3-4), 516-523, doi:10.1016/j.epsl.2009.10.013.
24. Sasgen, I., Z. Martinec, & K. Fleming (2007), Regional ice-mass changes and glacial-isostatic adjustment in Antarctica from GRACE, Earth Planet. Sci. Lett., 264(3-4), 391-401, doi:10.1016/j.epsl.2007.09.029. (Pubitemid 350147714)
25. Shepherd, A., & D. Wingham (2007), Recent sea-level contributions of the Antarctic and Greenland ice sheets, Science, 315(5818), 1529-1532, doi:10.1126/science.1136776. (Pubitemid 46449460)
26. Simon, K. M., T. S. James, & E. R. Ivins (2010), Ocean loading effects on the prediction of Antarctic glacial isostatic uplift and gravity rates, J. Geod., 84(5), 305-317, doi:10.1007/s00190-010-0368-4.
27. Velicogna, I. (2009), Increasing rates of ice mass loss from the Greenland and Antarctic ice sheets revealed by GRACE, Geophys. Res. Lett., 36, L19503, doi:10.1029/2009GL040222.
28. Velicogna, I., & J. Wahr (2006), Measurements of time-variable gravity show mass loss in Antarctica, Science, 311(5768), 1754-1756, doi:10.1126/science.1123785.
29. Williams, S. (2008), CATS: GPS coordinate time series analysis software, GPS Solut., 12(2), 147-153, doi:10.1007/s10291-007-0086-4. (Pubitemid 351464453)
30. Wu, X. P., M. B. Heflin, H. Schotman, B. L. A. Vermeersen, D. A. Dong, R. S. Gross, E. R. Ivins, A. Moore, & S. E. Owen (2010), Simultaneous estimation of global present-day water transport and glacial isostatic adjustment, Nat. Geosci., 3(9), 642-646, doi:10.1038/ngeo938.