Mantle viscosity inferences from joint inversions of Pleistocene deglaciation-induced changes in geopotential with a new SLR analysis and polar wander

Geophysical Research Letters

Volumn 25, Issue 23, 1999, Pages 4261-4264

  Vermeersen, L L A ^c   Sabadini, R ^c   Devoti, R ^b   Luceri, V ^b   Rutigliano, P ^b   Sciarretta, C ^b   Bianco, G ^a,d  

^a ITALIAN SPACE AGENCY   (Italy)

^b TELESPAZIO S P A   (Italy)

^c UNIVERSITY OF MILAN   (Italy)

^d ASI   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC WAVE VELOCITY; COMPUTER SIMULATION; GLACIAL GEOLOGY; GLACIERS; HARMONIC ANALYSIS; INVERSE PROBLEMS; MATHEMATICAL MODELS; THERMAL EFFECTS; GEOMAGNETISM; SYSTEMATIC ERRORS;

JOINT INVERSIONS; MANTLE VISCOSITY INTERFERENCE; PLEISTOCENE DEGLACIATION INDUCED CHANGES; POLAR WANDER; THERMAL DRAG; JOINT INVERSION; LAGEOS SATELLITES; LOWER MANTLE VISCOSITIES; MANTLE VISCOSITY; POST GLACIAL REBOUND; SECULAR CHANGES; TRUE POLAR WANDER; UPPER MANTLE VISCOSITY;

GEOPHYSICS; VISCOSITY;

GEOPOTENTIAL; MANTLE STRUCTURE; POLAR WANDERING; POSTGLACIAL REBOUND; SECULAR VARIATION; VISCOSITY;

EID: 0033489805     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1998GL900150     Document Type: Article

References (21)

1. Eanes, R. J., A study of temporal variations in Earth's gravitational field using Lageos-1 laser range observations, CSR Report 95-8, University of Texas, Austin, 1995.
2. Forte, A. M., & J. X. Mitrovica, New inferences of mantle viscosity from joint inversion of long-wavelength mantle convection and post-glacial rebound data, Geophys. Res. Lett., 23, 1147-1150, 1996.
3. Gasperini, P., R. Sabadini, & D. A. Yuen, Excitation of the Earth's rotational axis by recent glacial discharges, Geophys. Res. Lett., 13, 533-536, 1986.
4. Hager, B. H., Subducted slabs and the geoid: Constraints on mantle rheology and flow, J. Geophys. Res., 89, 6003-6015, 1984.
5. IERS conventions, IERS Technical Note, 21, edited by D. D. McCarthy, International Earth Rotation Service, Observatoire de Paris, 1996.
6. James, T. S., &: Ivins, E. R., Global geodetic signatures of the Antarctic ice sheet, J. Geophys. Res., 102, 605-633, 1997.
7. McCarthy, D. D., & B. J. Luzum, Path of the mean rotational pole from 1899 to 1994, Geophys. J. Int., 125, 623-629, 1996.
8. Mitrovica, J. X., Haskell [1935] revisited, J. Geophys. Res., 101, 555-569, 1996.
9. Mitrovica, J. X., & A. M. Forte, Radial profile of mantle viscosity: Results from the joint inversion of convection and postglacial rebound observables, J. Geophys. Res., 102, 2751-2769, 1997.
10. Mitrovica, J. X., & W. R. Peltier, Present-day secular variations in the zonal harmonics of the Earth's geopotential, J. Geophys. Res., 98, 4509-4526, 1993.
11. Nakada, M., & K. Lambeck, Late Pleistocene and Holocene sea-level change in the Australian region and mantle rheology, Geophys. J. Int., 96, 497-517, 1989.
12. Peltier, W. R., Global sea level and Earth rotation, Science, 240, 895-901, 1988.
13. Peltier, W. R., Mantle viscosity, in Mantle Convection: Plate Tectonics and Global Geodynamics, edited by W. R. Peltier, Gordon and Breach, New York, 389-478, 1989.
14. Ricard, Y., R. Sabadini, & G. Spada, Isostatic deformations and polar wander induced by redistribution of mass within the earth, J. Geophys. Res., 97, 14,223-14,236, 1992.
15. Ries, J. C., R. J. Eanes, G. Metris, & D. Vokrouhlicky, Nongravitational effects on LAGEOS eccentricity, Ann. Geophysicae, 15(1), C186, 1997.
16. Ries, J. C., R. J. Eanes, G. Metris, & D. Vokrouhlicky, Eccentricity excitations of LAGEOS and LAGEOS-2, Ann. Geophysicae, 16(1), C357, 1998.
17. Sabadini, R., & W. R. Peltier, Pleistocene deglaciation and the Earth's rotation: implications for mantle viscosity, Geophys. J. R. Astr. Soc., 66, 553-578, 1981.
18. Steinberger, B., & R. J. O'Connell, Changes of the Earth's rotation axis owing to advection of mantle density heterogeneities, Nature, 337, 169-173, 1997.
19. Vermeersen, L. L. A., A. Fournier, & R. Sabadini, Changes in rotation induced by Pleistocene ice masses with stratified analytical Earth models, J. Geophys. Res., 102, 27,689-27,702, 1997.
20. Vermeersen, L. L. A., R. Sabadini, G. Spada, & N. J. Vlaar, Mountain building and earth rotation, Geophys. J. Int., 117, 610-624, 1994.
21. Wu, P. & Peltier, W. R., Pleistocene deglaciation and the Earth's rotation: a new analysis, Geophys. J. R. Astr. Soc., 76, 753-791, 1984.