Investigation of creep instability as a mechanism for glacier surges Page: 31 of 40
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TABLE 4. Stability calculations for some natural ice masses.
Loca t I on
h
(m)v(
(m /y r)To
ogfIa
Q'P aQ
H.F.U.y - a ,* f1*
Antarctica
Byrd Station
Law Dome, 74 Hole
Meserve G1., tunnel2164 + 0.15
390 + 0.11
30 '" 0.34245
261
2540.6
0.8
0.7.1.85 0.585 +7.71 29.8 8.12 0.568 melting
base
1.2 0.329 +1.02 28.0 0.84 1.71 stable1.2 5.6
x10--0.24 28.8 0.068 2.22
stable
Green and
Crete
Camp Century3200 + 0.27 243
1387 + 0.35 2490.2
0.51.0
1.10.013 +20.5 30.1 6.60 4.08
0.181 +11..5 29.3 3.00 4.14Canada
Otto G.* 1000 m
Otto G.* 450 m
White G., "Beaver"
White G., "Moraine"700 0 255
340 - 0.80 258
280 + 0.19 263
300 - 0.80 257White G., ''Anniversary" 220 - 2.00 261
0.7
0.9
0.6
1.9
1.21.2
1 .2
1.2
1 .20.337 0 28.6 1.57
0.296 -6.46 28.3 0.75
0.065 +1.26 27.8 0.59
4.13 -5.70 28.4 0.661.2 0.53 -10.5 28.0 0.47
0.732 stable
0.025 melting
base
2.12 stable
0.073 melting
base
1.6 melting
x10-' baseRemarks
stable
stable
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Paterson, W. S. B.; Nitsan, U. & Clarke, G. K. C. Investigation of creep instability as a mechanism for glacier surges, article, January 1, 1976; New Mexico. (https://digital.library.unt.edu/ark:/67531/metadc1449092/m1/31/?rotate=270: accessed July 17, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.