Postglacial induced surface motion and gravity in Laurentia for uniform mantle with power-law rheology and ambient tectonic stress

Earth and Planetary Science Letters

Volumn 186, Issue 3-4, 2001, Pages 427-435

  Wu, Patrick ^a  

^a UNIVERSITY OF CALGARY   (Canada)

Author keywords

Gravity; Holocene; Horizontal velocity; Laurentia; Rheology; Sea level changes; Stress; Tectonics; Uplift rate

Indexed keywords

HOLOCENE; LAURENTIA; POSTGLACIAL; RHEOLOGY; SEA LEVEL; STRESS; TECTONICS; UPLIFT;

EID: 0035003374     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0012-821X(01)00258-8     Document Type: Article

References (20)

1. G. Ranalli, Inferences on mantle rheology from creep laws, in: P. Wu (Ed.), Dynamics of the Ice Age Earth: A Modern Perspective, Trans Tech, Switzerland, 1998, pp. 323–340.
2. R.L. Post D.T. Griggs The Earth’s mantle: Evidence of non-Newtonian flow Science 181 1973 1242 1244
3. C. Brennen Isostatic recovery and the strain rate dependent viscosity of the earth’s mantle J. Geophys. Res. 79 1974 3993 4001
4. S.T. Crough Isostatic rebound and power-law flow in the asthenosphere Geophys. J. R. Astron. Soc. 50 1977 723 738
5. T. Yokokura M. Saito Viscosity of the upper mantle as non-Newtonian fluid J. Phys. Earth 26 1978 147 166
6. M. Nakada Rheological structure of the earth’s mantle derived from glacial rebound in Laurentide J. Phys. Earth 31 1983 349 386
7. P. Wu Can observations of postglacial rebound tell whether the rheology of the mantle is linear or nonlinear? Geophys. Res. Lett. 22 1995 1645 1648
8. P. Wu, Postglacial rebound modeling with power law rheology, in: P. Wu (Ed.), Dynamics of the Ice Age Earth: A Modern Perspective, Trans Tech, Switzerland, 1998, pp. 365–382.
9. S. Karato P. Wu Rheology of the upper mantle: a synthesis Science 260 1993 771 778
10. P. Wu Modelling postglacial sea levels with power-law rheology and a realistic ice model in the absence of ambient tectonic stress Geophys. J. Int. 139 1999 691 702
11. P. Wu, Effect of stress exponent in mantle power law on postglacial sealevels in Laurentia, submitted.
12. S. Karato, Micro-physics of post glacial rebound, in: P. Wu (Ed.), Dynamics of the Ice Age Earth: A Modern Perspective, Trans Tech, Switzerland, 1998, pp. 351–364.
13. P. Wu, P. Johnston, Validity of using flat-earth finite element models in the study of postglacial rebound, in: P. Wu (Ed.), Dynamics of the Ice Age Earth: A Modern Perspective, Trans Tech, Switzerland, 1998, pp. 191–202.
14. R.I. Walcott Isostatic response to loading of the crust in Canada Can. J. Earth Sci. 7 1970 716 727
15. W.R. Peltier The thickness of the continental lithosphere J. Geophys. Res. 89 1984 11303 11316
16. J.X. Mitrovica W.R. Peltier On postglacial geoid subsidence over the equatorial oceans J. Geophys. Res. 96 1991 20053 20071
17. J. Adams, The Canadian Crustal Stress Database – a compilation to 1994 Part I, Geological Survey of Canada Open File 3122, 1995, 38 pp.
18. A.M. Tushingham W.R. Peltier Ice-3G: a new global model of late Pleistocene deglaciation based upon geophysical predictions of post-glacial relative sea-level change J. Geophys. Res. 96 1991 4497 4523
19. W.R. Peltier A.M. Forte J.X. Mitrovica A.M. Dziewonski Earth’s gravitational field: seismic tomography resolves the enigma of the Laurentian anomaly Geophys. Res. Lett. 19 1992 1555 1558
20. A.M. Tushingham A. Lambert J.O. Liard W.R. Peltier Secular gravity changes: measurements and predictions for selected Canadian sites Can. J. Earth Sci. 28 1991 557 560