The age and origin of the Labyrinth, western Dry Valleys, Antarctica: Evidence for extensive middle Miocene subglacial floods and freshwater discharge to the Southern Ocean

Geology

Volumn 34, Issue 7, 2006, Pages 513-516

  Lewis, Adam R ^a   Marchant, David R ^a   Kowalewski, Douglas E ^a   Baldwin, Suzanne L ^b   Webb, Laura E ^b  

^a BOSTON UNIVERSITY   (United States)

^b SYRACUSE UNIVERSITY   (United States)

Author keywords

Antarctica; Climate; Labyrinth; Miocene; Subglacial floods

Indexed keywords

GLACIAL EROSION; LABYRINTH; SUBGLACIAL FLOODS;

DISCHARGE (FLUID MECHANICS); DRAINAGE; EROSION; FLOODS; GLACIAL GEOLOGY;

GEOCHRONOLOGY;

DISCHARGE; FLOOD; FRESHWATER ENVIRONMENT; ICE SHEET; MIOCENE; SUBGLACIAL ENVIRONMENT; TROUGH;

ANTARCTICA; EAST ANTARCTICA; MCMURDO DRY VALLEYS; SOUTHERN OCEAN; TRANSANTARCTIC MOUNTAINS; WRIGHT VALLEY;

EID: 33745881070     PISSN: 00917613     EISSN: 00917613     Source Type: Journal    
DOI: 10.1130/G22145.1     Document Type: Article

References (29)

1. Anderson, J.B., and Bartek, L.R., 1992, Cenozoic glacial history of the Ross Sea revealed by intermediate resolution seismic reflection data combined with drill site information, in Kennett, J.P., ed., Antarctic Research Series, Volume 56: Washington, D.C., American Geophysical Union, p. 231-263.
2. Bart, P.J., Anderson, J.B., Trincardi, F., and Shipp, S.S., 2000, Seismic data from the Northern Basin, Ross Sea record multiple expansions of the East Antarctic Ice Sheet during the late Neogene: Marine Geology, v. 166, p. 31-50.
3. Calkin, P.E., 1974, Subglacial geomorphology surrounding the ice-free valleys of southern Victoria Land, Antarctica: Journal of Glaciology, v. 13, p. 415-429.
4. Clarke, G.K.C., Leverington, D.W., Teller, J.T., and Dyke, A.S., 2005, Fresh arguments against the Shaw megaflood hypothesis: A reply to comments by David Sharpe on "Paleohydraulics of the last outburst flood from glacial Lake Agassiz and the 8200 B.P. cold event" Quaternary Science Reviews, v. 24, p. 1533-1541, doi: 10.1016/ j.quascirev.2004.12.003.
5. Costa, J.E., 1983, Paleohydraulic, reconstruction of flash-flood peaks from boulder deposits in the Colorado Front Range: Geological Society of America Bulletin, v. 94, p. 986-1004, doi: 10. 1130/0016 - 7606 (1983)94 < 986: PROFPF>2.0.CO;2.
6. Cotton, C.A., 1966, Antarctic scablands: New Zealand Journal of Geology and Geophysics, v. 9, p. 130-132.
7. Denton, G.H., and Sugden, D.E., 2005, Meltwater features that suggest Miocene ice-sheet overriding of the Transantarctic, Mountains in Victoria Land, Antarctica: Geografiska Annaler, v. 87A, p. 67-95.
8. Denton, G.H., Prentice, M.L., Kellogg, D.E., and Kellogg, TB., 1984, Late Tertiary history of the Antarctic ice sheet: Evidence from the Dry Valleys: Geology, v. 12, p. 263-267, doi: 10.1130/ 00917613(1984)12<263:LTHOTA>2.0.CO;2.
9. Dowdeswell, J.A., and Siegert, M.J., 1999, The dimensions and topographic setting of Antarctic subglacial lakes and implications for large-scale water storage beneath continental ice sheets: Geological Society of America Bulletin, v. 111, p. 254-263, doi: 10.1130/ 0016-7606(1999)111<0254: TDATSO>2.3.CO;2.
10. Hancock, G.S., Anderson, R.S., and Whipple, K.X, 1998, Beyond power: Bedrock river incision process and form, in Tinkler, K.J., and Wohl, E.E., eds., Rivers and rock: American Geophysical Union Geophysical Monograph 107, p.35-60.
11. Kor, P.S.G., Shaw, J., and Sharpe, D.R., 1991, Erosion of bedrock by subglacial meltwater, Georgian Bay, Ontario: A regional view: Canadian Journal of Earth Sciences, v. 28, no. 4, p. 623-642.
12. Lowe, A.L., and Anderson, J.B., 2003, Evidence for abundant subglacial meltwater beneath the paleoice sheet in Pine Island Bay, Antarctica: Journal of Glaciology, v. 49, p. 125-138.
13. Mackensen, A., 2004, Changing Southern Ocean palaeocirculation and effects on global climate: Antarctic Science, v. 16, p. 369-386, doi: 10.1017/S0954102004002202.
14. Marchant, D.R., Denton, G.H., Sugden, D.E., and Swisher, C.C., III, 1993, Miocene glacial stratigaphy and landscape evolution of the western Asgard Range, Antarctica: Geogratiska Annaler, v. 75A, p. 303-330.
15. Marchant, D.R., Denton, G.H., Swisher, C.C., III, and Potter, N.P., Jr., 1996, Late Cenozoic Antarctic paleoclimate reconstructed from volcanic ashes in the Dry Valleys region of Southern Victoria Land: Geological Society of America Bulletin, v. 108, p. 181-194, doi: 10.1130/ 0016-7606(1996)108<0181:LCAPRF>2.3.CO;2.
16. Mikolajewicz, U., 1998, Effect of meltwater input from the Antarctic ice sheet on the thermohaline circulation: Annals of Glaciology, v. 27, p. 311-315.
17. Naish, T.R., and 32 others, 2001, Orbitally induced oscillations in the East Antarctic fee Sheet at the Oligocene/Miocene boundary: Nature, v. 413, p. 719-723.
18. Priscu, J.C., Kennicutt, M.C., Bell, R.E., Bulat, S.A., Ellis-Evans, J.C., Lukin, V.V., Petit, J.-R., Powell, R.D., Siegert, M.J., and Tabacco, I., 2005, Exploring subglacial Antarctic lake environments: Eos (Transactions, American Geophysical Union), v. 86, no. 20, p. 193-197.
19. Siegert, M.J., 2005, Lakes beneath the ice sheet: The occurrence, analyses, and future exploration of Lake Vostok and other Antarctic subglacial lakes: Annual Reviews of Earth and Planetary Science, v.33, p. 215-245, doi: 10.1146/annurev.earth.33.092203.122725.
20. Shaw, J., and Healy, T.R., 1977, The formation of the Labyrinth, Wright Valley, Antarctica: New Zealand Journal of Geology and Geophysics, v. 20, p. 933-947.
21. Smith, H.T.U., 1965, Anomalous erosional topography in Victoria Land: Antarctic Science, v. 148, p. 941-942.
22. Studinger, M., Bell, R.E., and Tikku, A.A,, 2004, Estimating the depth and shape of subglacial Lake Vostok's water cavity from aerogravity data: Geophysical Research Letters, v. 31, no. L12401, doi:10.1029/ 2004GL019801.
23. Sugden, D., and Denton, G., 2004, Cenozoic landscape evolution of the Convoy Range to MacKay Glacier area, Transantarctic Mountains: Onshore to offshore synthesis: Geological Society of America Bulletin, v. 116, p. 840-857.
24. Teller, J.T, and Leverington, D.W., 2004, Glacial Lake Agassiz: A 5000-year history of change and its relationship to the delta 18-O record of Greenland: Geological Society of America Bulletin, v.116, p. 729-742, doi: 10.1130/B25316.1.
25. Teller, J.T, Leverington, D.W, and Mann, J.D., 2002, Freshwater outbursts to the oceans from glacial Lake Agassiz and their role in climate change during the last deglaciation: Quaternary Science Reviews, v. 21, no. 8-9, p. 879-887, doi:10.1016/S0277-3791(01)00145-7.
26. Warren, C.R., 1965, Wright Valley: Conjectural volcanoes: Science, v. 149, p. 658.
27. Weaver, A.J., Saenko, O.A., Clark, P.U., and Mitrovica, J.X., 2003, Meltwater pulse 1A from Antarctica as a trigger of the Bølling-Allerod warm interval: Science, v. 299, p. 1709-1713, doi: 10.1126/science.1081002.
28. Whipple, K.X, Hancock, G.S., and Anderson, R.S., 2000, River incision into bedrock: Mechanics and relative efficacy of plucking, abrasion, and cavitation: Geological Society of America Bulletin, v. 112, p. 490-503, doi: 10.1130/0016-7606(2000)1l2<0490:RIIBMA>2.3.CO;2.
29. Zachos, J.C., Pegani, M., Stone, L., Thomas, E., and Billups, K., 2001, Trends, rhythms, and aberrations in global climates 65 Ma to present: Science, v. 292, p.686-693, doi: 10.1126/science.1059412.