Influence of continental roots and asthenosphere on plate-mantle coupling

Geophysical Research Letters

Volumn 33, Issue 5, 2006, Pages

  Conrad, Clinton P ^a   Lithgow Bertelloni, Carolina ^b  

^a JOHNS HOPKINS UNIVERSITY   (United States)

^b UNIVERSITY OF MICHIGAN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DEFORMATION; RHEOLOGY; SHEAR STRENGTH; STRESSES; TECTONICS; VISCOSITY;

ASTHENOSPHERE; PLATE-MANTLE COUPLING; SHEAR TRACTIONS;

GEOPHYSICS;

ASTHENOSPHERE; CONTINENTAL LITHOSPHERE; DEFORMATION MECHANISM; MANTLE PROCESS; PLATE TECTONICS; SENSITIVITY ANALYSIS;

EID: 33646348142     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2005GL025621     Document Type: Article

References (21)

1. Becker, T. W., and R. J. O'Connell (2001), Predicting plate motions with mantle circulation models, Geochem. Geophys. Geosyst., 2(12), doi:10.1029/2001GC000171.
2. Behn, M. A., C. P. Conrad, and P. Silver (2004), Detection of upper mantle flow associated with the African superplume, Earth Planet. Sci. Lett., 224, 259-274.
3. Bokelmann, G. H. R. (2002), Which forces drive North America?, Geology, 30, 1027-1030.
4. Çadek, O., and L. Fleitout (2003), Effect of lateral viscosity variations in the top 300 km on the geoid and dynamic topography, Geophys. J. Int., 152, 566-580.
5. Conrad, C. P., and M. Gurnis (2003), Mantle flow, seismic tomography and the breakup of Gondwanaland: Integrating mantle convection backwards in time, Geochem. Geophys. Geosyst., 4(3), 1031, doi:10.1029/2001GC000299.
6. Conrad, C. P., and C. Lithgow-Bertelloni (2002), How mantle slabs drive plate tectonics, Science, 298, 207-209.
7. Forsyth, D., and S. Uyeda (1975), On the relative importance of the driving forces of plate motion, Geophys. J. R. Astron. Soc., 43, 163-200.
8. Gung, Y., M. Panning, and B. Romanowicz (2003), Global anisotropy and the thickness of continents, Nature, 422, 707-711.
9. Hager, B. H. (1991), Mantle viscosity: A comparison of models from postglacial rebound and from the geoid, plate driving forces, and advected heat flux, in Glacial Isostasy, Sea-Level and Mantle Rheology, edited by R. Sabadini et al., pp. 493-513, Springer, New York.
10. Hager, B. H., and R. J. O'Connell (1981), A simple global model of plate dynamics and mantle convection, J. Geophys. Res., 86, 4843-4867.
11. Hirth, G., and D. L. Kohlstedt (1996), Water in the oceanic upper mantle: Implications for rheology, melt extraction and the evolution of the lithosphere, Earth Planet. Sci. Lett., 144, 93-108.
12. Jordan, T. H. (1975), The continental tectosphere, Rev. Geophys., 13, 1-12.
13. Lithgow-Bertelloni, C., and J. H. Guynn (2004), Origin of lithospheric stress field, J. Geophys. Res., 109, B01408, doi:10.1029/2003JB002467.
14. Lithgow-Bertelloni, C., and M. A. Richards (1995), Cenozoic plate driving forces, Geophys. Res. Lett., 25, 1317-1320.
15. Müller, R. D., W. R. Roest, J.-Y. Royer, L. M. Gahagan, and J. G. Sclater (1997), Digital isochrons of the world's ocean floor, J. Geophys. Res., 102, 3211-3214.
16. Ritsema, J. H., J. van Heijst, and J. H. Woodhouse (2004), Global transition zone tomography, J. Geophys. Res., 109, B02302, doi:10.1029/ 2003JB002610.
17. Rudnick, R., W. McDonough, and R. O'Connell (1998), Thermal structure, thickness and composition of continental lithosphere, Chem. Geol., 145, 295-411.
18. Steinberger, B., H. Schmeling, and G. Marquart (2001), Large-scale lithospheric stress field and topography induced by global mantle circulation, Earth Planet. Sci. Lett., 186, 75-91.
19. Stoddard, P. R., and D. Abbott (1996), Influence of the tectosphere upon plate motion, J. Geophys. Res., 101, 5425-5433.
20. Zhong, S. (2001), Role of ocean-continent contrast and continental keels on plate motion, net rotation of the lithosphere, and the geoid, J. Geophys. Res., 106, 703-712.
21. Zhong, S., M. T. Zuber, L. N. Moresi, and M. Gurnis (2000), The role of temperature-dependent viscosity and surface plates in spherical shell models of mantle convection, J. Geophys. Res., 105, 11,063-11,082.