How supercontinents and superoceans affect seafloor roughness

Nature

Volumn 456, Issue 7224, 2008, Pages 938-941

  Whittaker, Joanne M ^a,e   Müller, R Dietmar ^a   Roest, Walter R ^b   Wessel, Paul ^c   Smith, Walter H F ^d  

^a UNIVERSITY OF SYDNEY   (Australia)

^b IFREMER   (France)

^c UNIVERSITY OF HAWAII   (United States)

^d NOAA EARTH SYSTEM RESEARCH LABORATORY   (United States)

^e Kitson House   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ACCRETION; CENOZOIC; CRETACEOUS; KINETIC ENERGY; LITHOFACIES; MANTLE PLUME; METASOMATISM; MID-OCEAN RIDGE; PANGAEA; ROUGHNESS; SEAFLOOR; TEMPERATURE ANOMALY; UPWELLING;

ARTICLE; ATLANTIC OCEAN; CENOZOIC; CRETACEOUS; GRAVITY; JURASSIC; PLUME; PRIORITY JOURNAL; SEA; SEA SURFACE TEMPERATURE; SEA SURFACE WATERS; SEAFLOOR; SEDIMENT;

EID: 57749208474     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature07573     Document Type: Article

References (31)

1. Polzin, K. L., Toole, J. M., Ledwell, J. R. & Schmitt, R. W. Spatial variability of turbulent mixing in the abyssal ocean. Science 276, 93-96 (1997).
2. Gille, S. T., Yale, M. M. & Sandwell, D. T. Global correlation of mesoscale ocean variability with seafloor roughness from satellite altimetry. Geophys. Res. Lett. 27, 1251-1254 (2000).
3. Malinverno, A. Inverse square-root dependence of mid-ocean-ridge flank roughness on spreading rate. Nature 352, 58-60 (1991).
4. Small, C. & Sandwell, D. T. An abrupt change in ridge-axis gravity with spreading rate. J. Geophys. Res. 94 (B12), 17383-17392 (1989).
5. Smith, W. H. F. Seafloor tectonic fabric from satellite altimetry. Annu. Rev. Earth Planet. Sci. 26, 697-747 (1998).
6. Chen, Y. J. in Ophiolites and Oceanic Crust: New Insights from Field Studies and the Ocean Drilling Program (eds Dilek, Y. et al.) 161-179 (Special Paper 349, Geological Society of America, 2000).
7. Müller, R. D., Sdrolias, M., Gaina, C. & Roest, W. R. Age, spreading rates and spreading asymmetry of the world's ocean crust. Geochem. Geophys. Geosyst. 9, doi:10.1029/2007GC001743 (2008).
8. Coltice, N., Phillips, B. R., Bertrand, H., Ricard, Y. & Rey, P. Global warming of the mantle at the origin of flood basalts over supercontinents. Geology 35, 391-394 (2007).
9. Minshull, T. A. On the roughness of Mesozoic oceanic crust in the western North Atlantic. Geophys. J. Int. 136, 286-290 (1999).
10. McNutt, M. K. Superswells. Rev. Geophys. 36, 211-244 (1998).
11. Finn, C. A., Müller, R. D. & Panter, K. S. A Cenozoic diffuse alkaline magmatic province (DAMP) in the southwest Pacific without rift or plume origin. Geochem. Geophys. Geosyst. 6, Q02005, doi:10.1029/2004GC000723 (2005).
12. Sandwell, D. T. & Smith, W. H. F. Retracking ERS-1 altimeter waveforms for optimal gravity field recovery. Geophys. J. Int. 163, 79-89 (2005).
13. Divins, D. L. Total Sediment Thickness of the World's Oceans and Marginal Seas (National Geophysical Data Center, 2004); available at 〈http://www.ngdc.noaa.gov/mgg/sedthick/sedthick.html〉.
14. Abelson, M. & Agnon, A. Mechanics of oblique spreading and ridge segmentation. Earth Planet. Sci. Lett. 148, 405-421 (1997).
15. de Alteriis, G., Gilg-Capar, L. & Olivet, J. L. Matching satellite-derived gravity signatures and seismicity patterns along mid-ocean ridges. Terra Nova 10, 177-182 (1998).
16. Montesi, L. G. J. & Behn, M. D. Mantle flow and melting underneath oblique and ultraslow mid-ocean ridges. Geophys. Res. Lett. 34, doi:10.1029/2007GL031067 (2007).
17. West, B. P., Sempere, J. C., Pyle, D. G., Phipps Morgan, J. & Christie, D. M. Evidence for variable upper mantle temperature and crustal thickness in and near the Australian-Antarctic Discordance. Earth Planet. Sci. Lett. 128, 135-153 (1994).
18. Ritzwoller, M. H., Shapiro, N. M. & Leahy, G. M. A resolved mantle anomaly as the cause of the Australian-Antarctic Discordance. J. Geophys. Res. 108 (B12), 2559-2575 (2003).
19. Langmuir, C. H., Klein, E. M. & Plank, T. in Mantle Flow and Melt Generation at Mid-Ocean Ridges (eds Phipps Morgan, J., Blackman, D. K. & Sinton, J. M.) 183-280 (Geophysical Monograph 71, American Geophysical Union, 1992).
20. Klein, E. M. & Langmuir, C. H. Global correlations of ocean ridge basalt chemistry with axial depth and crustal thickness. J. Geophys. Res. 92 (B8), 8089-8115 (1987).
21. Meyzen, C. M., Toplis, M. J., Humler, E., Ludden, J. N. & Mevel, C. A discontinuity in mantle composition beneath the southwest Indian ridge. Nature 42, 731-733 (2003).
22. Marks, K. M., Stock, J. M. & Quinn, K. J. Evolution of the Australian-Antarctic discordance since Miocene time. J. Geophys. Res. 104 (B3), 4967-4981 (1999).
23. McHone, J. Non-plume magmatism and rifting during the opening of the central Atlantic Ocean. Tectonophysics 316, 287-296 (2000).
24. Whittaker, J. et al. Major Australian-Antarctic plate reorganization at Hawaiian-Emperor bend time. Science 318, 83-86 (2007).
25. Tarduno, J. A. et al. The Emperor Seamounts: Southward motion of the Hawaiian hotspot plume in Earth's mantle. Science 301, 1064-1069 (2003).
26. Klitgord, K. & Schouten, H. in The Western North Atlantic Region, DNAG Vol. M (eds Vogt, P. R. & Tucholke, B. E.) 351-378 (Geological Society of America, 1986).
27. Meyzen, C. M. et al. Isotopic portrayal of the Earth's upper mantle flow field. Nature 447, 1069-1074 (2007).
28. Wessel, P. Global distribution of seamounts inferred from gridded Geosat/ERS-1 altimetry. J. Geophys. Res. 106 (B9), 19431-19441 (2001).
29. Coffin, M. F. & Eldholm, O. Large igneous provinces: Crustal structure, dimensions, and external consequences. Rev. Geophys. 32, 1-36 (1994).
30. Sandwell, D. T. & Smith, W. H. F. Marine gravity anomaly from Geosat and ERS-1 satellite altimetry. J. Geophys. Res. 102 (B5), 10039-10054 (1997).
31. Smith, W. H. F. & Sandwell, D. T. Bathymetric prediction from dense satellite altimetry and sparse shipboard bathymetry. J. Geophys. Res. 99 (B11), 21803-21824 (1994).