Subglacial seismic reflection strategies when source amplitude and medium attenuation are poorly known

Journal of Glaciology

Volumn 55, Issue 193, 2009, Pages 931-937

  Holland, Charles W ^a   Anandakrishnan, Sridhar ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AMPLITUDE; DATA INVERSION; ERROR CORRECTION; ICE MECHANICS; MEASUREMENT METHOD; METHODOLOGY; SEISMIC ATTENUATION; SEISMIC DATA; SEISMIC REFLECTION;

EID: 75449101812     PISSN: 00221430     EISSN: None     Source Type: Journal    
DOI: 10.3189/002214309790152528     Document Type: Article

References (11)

1. Anandakrishnan, S. 2003. Dilatant till layer near the onset of streaming flow of Ice Stream C, West Antarctica, determined by AVO (amplitude vs offset) analysis. Ann. Glaciol., 36, 283-286.
2. Anandakrishnan, S., D.D. Blankenship, R.B. Alley and P.L Stoffa. 1998. Influence of subglacial geology on the position of a West Antarctic ice stream from seismic observations. Nature, 394(6688), 62-65.
3. Bentley, CR. and F.K. Chang. 1971. Geophysical exploration in Marie Byrd Land, Antarctica. In Crary, A.P., ed. Antarctic snow and ice studies II. Washington, DC, American Geophysical Union, 1-38. (Antarctic Research Series 16.
4. Blankenship, D.D., CR. Bentley, ST. Rooney and R.B. Alley. 1987. Till beneath Ice Stream B. 1. Properties derived from seismic travel times. J. Geophys. Res., 92(B9), 8903-8911.
5. Kapitsa, A.P., J.K. Ridley, G.deQ. Robin, M.J. Siegert and I. Zotikov. 1996. A large deep freshwater lake beneath the ice of central East Antarctica. Nature, 381(6584), 684-686.
6. Nolan, M. and K. Echelmeyer. 1999. Seismic detection of transient changes beneath Black Rapids Glacier, Alaska, U.S.A.: I. Techniques and observations. J. Glaciol., 45(149), 119-131. (Pubitemid 29377610)
7. Röthlisberger, H. 1972. Seismic exploration in cold regions. CRREL Monogr. II-A2a.
8. Sheriff, R.E. and L.P. Geldart. 1995. Exploration seismology. Second edition. Cambridge, Cambridge University Press.
9. Smith, A.M. 1997. Basal conditions on Rutford Ice Stream, West Antarctica from seismic observations. J. Geophys. Res., 102(B1), 543-552.
10. Smith, A.M. 2007. Subglacial bed properties from normal-incidence seismic reflection data. J. Environ. Eng. Geophys., 12(1), 3-13.
11. Vaughan, D.G., A.M. Smith, P.C. Nath and E. Le Meur. 2003. Acoustic impedance and basal shear stress beneath four Antarctic ice streams. Ann. Glaciol., 36, 225-232.