Seismic evidence for active underplating below the megathrust earthquake zone in Japan

Science

Volumn 329, Issue 5988, 2010, Pages 210-212

  Kimura, Hisanori ^a   Takeda, Tetsuya ^a   Obara, Kazushige ^a,b   Kasahara, Keiji ^b  

^a NATIONAL RESEARCH INSTITUTE FOR EARTH SCIENCE AND DISASTER PREVENTION   (Japan)

^b UNIVERSITY OF TOKYO   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ACCRETION; METAMORPHIC ROCK; MICROEARTHQUAKE; SEISMIC DATA; SEISMIC REFLECTION; SEISMIC ZONE; SLIP; SUBDUCTION ZONE; THRUST; UNDERPLATING;

ARTICLE; EARTHQUAKE; GEOGRAPHY; GEOMETRY; JAPAN; PHILIPPINES; PRIORITY JOURNAL;

JAPAN;

EID: 77954590445     PISSN: 00368075     EISSN: 10959203     Source Type: Journal    
DOI: 10.1126/science.1187115     Document Type: Article

References (27)

1. J. C. Moore et al., Geol. Soc. Am. Bull. 100, 1578(1988).
2. B. A. Housen, H. J. Tobin, P. Labaume, E. C. Leitch,A. J. Maltman; Ocean Drilling Program Leg 156Shipboard Science Party, Geology 24, 127 (1996).
3. N. L. Bangs et al., Geology 32, 273 (2004).
4. G. Kimura, J. Ludden, Geology 23, 217 (1995). 5. Y. Isozaki, S. Maruyama, F. Furuoka, Tectonophysics 181,179 (1990).
5. Y. Isozaki, S. Maruyama, F. Furuoka, Tectonophysics 181, 179 (1990).
6. B. R. Hacker, in Subduction: Top to Bottom (AmericanGeophysical Union, 1996), pp. 337-346.
7. M. Aoya, S. Uehara, M. Matsumoto, S. R. Wallis,M. Enami, Geology 31, 1045 (2003).
8. J. C. Moore et al., Geology 19, 420 (1991).
9. A. J. Calvert, Nature 428, 163 (2004).
10. G. S. Fuis et al., Geology 36, 267 (2008).
11. T. Ito et al., Tectonophysics 472, 124 (2009).
12. H. Sato et al., Science 309, 462 (2005).
13. H. Kimura, K. Kasahara, T. Takeda, Tectonophysics 472,18 (2009).
14. S. Asano et al., J. Phys. Earth 33, 173 (1985).
15. K. Suyehiro et al., Science 272, 390 (1996).
16. S. Ozawa, H. Suito, M. Tobita, Earth Planets Space 59,1241 (2007).
17. H. Hirose, S. Sekine, H. Kimura, K. Obara, Eos Trans. AGU89, U32A (2008).
18. H. Kimura, K. Kasahara, T. Igarashi, N. Hirata,Tectonophysics 417, 101 (2006).
19. R. M. Nadeau, T. V. McEvilly, Science 285, 718(1999).
20. This is a reprocessing of (21) because only the depthrange where commercial drilling can reach was processedpreviously. For processing, see (22).
21. Japan National Oil Corporation (JNOC), "Shallow oceanoff the Boso Peninsula" (Report of the MarineFundamental Geophysical Survey, JNOC, 2000).
22. Materials and methods are available as supportingmaterial on Science Online.
23. C. A. Zelt, P. J. Barton, J. Geophys. Res. 103, (B4), 7187(1998).
24. F. Waldhauser, W. L. Ellsworth, Bull. Seismol. Soc. Am.90, 1353 (2000).
25. T. Seno, S. Sakurai, S. Stein, J. Geophys. Res. 101, (B5),11305 (1996).
26. H. Kanamori, Bull. Earthq. Res. Inst. Univ. Tokyo 49, 13(1971).
27. We thank the Japan National Oil Company (JNOC) forproviding the industry seismic reflection data. Themanuscript benefited from useful comments anddiscussions by P. Davis and N. Hirata. We also thankthe anonymous reviewers for their valuable comments.This work is supported by the project entitled "ResearchProject for Crustal Activity Based on Seismic Data"at NIED and Special Project for Earthquake DisasterMitigation in Tokyo Metropolitan Area from the Ministryof Education, Culture, Sports, Science, and Technologyof Japan.