The shape of glacial valleys and implications for southern African glaciation

South African Geographical Journal

Volumn 92, Issue 1, 2010, Pages 35-44

  Hall, Kevin ^a,b  

^a UNIVERSITY OF PRETORIA   (South Africa)

^b UNIVERSITY OF NORTHERN BRITISH COLUMBIA   (Canada)

Author keywords

Drakensberg; Glacier erosion; Lesotho; U shaped valley

Indexed keywords

GLACIAL EROSION; GLACIAL LANDFORM; GLACIATION; LANDSCAPE CHANGE; MORAINE; VALLEY GLACIER;

DRAKENSBERG; LESOTHO;

EID: 77954840359     PISSN: 03736245     EISSN: None     Source Type: Journal    
DOI: 10.1080/03736245.2010.485360     Document Type: Article

References (32)

1. Atkins, C.B., Barrett, P.J., and Hicock, S.R., 2002. Cold glaciers erode and deposit: evidence from the Allan hills, Antarctica. Geology, 30, 659-662.
2. Baroni, C., et al., 2005. Fluvial origin of the valley system in northern Victoria land (Antarctica) from quantitative geomorphic analysis. Geological Society of America Bulletin, 117, 212-228.
3. Benn, D.I. and Clapperton, CM., 2000. Pleistocene glacitectonic landforms and sediments around central magellan strait, southernmost Chile: evidence for fast outlet glaciers with cold-based margins. Quaternary Science Reviews, 19, 591-612.
4. Benn, D.I. and Evans, D.J.A., 1998. Glaciers and glaciation. London: Arnold.
5. Boelhouwers, J.C. and Meiklejohn, K.I., 2002. Quaternary periglacial and glacial geomorphology of southern Africa: review and synthesis. South African Journal of Science, 98, 47-55.
6. Boelhouwers, J., et al, 2002. Observations on a blockstream in the vicinity of Sani Pass, Lesotho highlands, southern Africa. Permafrost and Periglacial Processes, 13, 251-257.
7. Carr, S.J., Kukas, S., and Mills, S.C., 2009. Glacier reconstruction and mass-balance modeling as a geomorphic and palaeoclimatic tool. Geophysical Research Abstracts, 11, 1360-1362.
8. Ding, Y., et al., 2006. The retreat of glaciers in response to recent climate warming in western China. Annals of Glaciology, 43, 97-105.
9. Drygalski, von., E., 1911. Spitzbergens landformen und ihre Vereisung. Abhandlungen der Königlich Bayerischen Akademie der Wissenschaften, München, Mathematisch-Physikalischen Klasse, Bund, 25, 18.
10. Frezzotti, M., Tabacco, U.I.E., and Zirizzotti, A., 2000. Ice discharge of eastern Dome C drainage area, Antarctica determined from airborne radar survey and satellite image analysis. Journal of Glaciology, 46, 253-264.
11. Grab, S.W., 1994. Thufur in the Mohlesi Valley, Lesotho, southern Africa. Permafrost and Periglacial Processes, 5, 111-118.
12. Grab, S.W., 1996. Debris deposits in the high Drakensberg, South Africa: possible indicators for plateau, niche and cirque glaciation. Zeitschrift für Geomorphologie, Supplement-Bund, 103, 389-403.
13. Grab, S., 1999. Block and debris deposits in the high Drakensberg, Lesotho, southern Africa: implications for high altitude slope processes. Geografiska Annaler, 18, 1-16.
14. Graf, W.L., 1970. The geomorphology of the glacial valley cross section. Arctic and Alpine Research, 2, 303-312.
15. Groom, G.E., 1959. Niche glaciers in Bünsow Land, Vestspitbergen. Journal of Glaciology, 3, 369-376.
16. Hall, K., 2004. Quaternary glaciations of the sub-Antarctic islands. In: J. Ehlers and P.C. Gibbard, eds. Quaternary glaciations - extent and chronology part III. Amsterdam: Elsevier, 339-346.
17. Hall, K., In Press. Glaciation in southern Africa and in the sub-Antarctic. In: J. Ehlers and P.C. Gibbard, eds. Quaternary glaciations - extent and chronology. Amsterdam: Elsevier.
18. Hughes, P.D., 2010. Little ice age glaciers in the Balkans: low altitude glaciation enabled by cooler temperatures and local topoclimatic controls. Earth Surface Processes and Landforms, 35, 229-241.
19. Kidd, W.S.F. and Moinar, P., 1988. Quaternary and active faulting observed on the 1985 Academia Sinica-Royal Society Geotraverse of Tibet. Philosophical Transactions of the Royal Society of London, 327, 337-363.
20. Liu, G., et al., 2006. A review of glacial sequences of the Kunlun Pass, northern Tibetan plateau. Quaternary International, 154, 63-72.
21. Mark, B.G. and Osmaston, H.A., 2008. Quaternary glaciation in Africa: key chronologies and climatic implications. Journal of Quaternary Science, 23, 589-608.
22. Mills, S.C., 2006. The origin of slope deposits in the southern Drakensberg, eastern Lesotho. Unpublished PhD, School of Geography, Archaeology and Environmental Studies, University of the Witwatersrand.
23. Mills, S.C. and Grab, S.W., 2005. Debris ridges along the southern Drakensberg escarpment as evidence for Quaternary glaciation in southern Africa. Quaternary International, 129, 61-73.
24. Mills, S.C., Grab, S.W., and Can, S.J., 2009. Recognition and palaeoclimatic implications of Late Quaternary niche glaciation in eastern Lesotho. Journal of Quaternary Science, 24, 647-663.
25. Nel, W. and Sumner, P., 2008. Rainfall and temperature attributes on the Lesotho-Drakensberg escarpment edge, southern Africa. Geografiska Annaler A, 90, 97-108.
26. Osmaston, H.A. and Harrison, S.P., 2005. The Late Quaternary glaciation of Africa: a regional syndiesis. Quaternary International, 139, 32-54.
27. Prentice, M.L., Kleman, J., and Stroeven, A., 1998. The composite glacial erosional landscape of northern McMurdo dry valleys: implications for Antarctic glacial history. Antarctic Research Series, 72, 1-37.
28. Salisbury, R.D., 1895. The Greenland expedition of 1895. Journal of Geology, 3, 888.
29. Sugden, D.E., 1974. Landscapes of glacial erosion in Greenland and their relationship to ice, topographic and bedrock conditions. Institute of British Geographers, Special Publication, 7, 177-195.
30. Sumner, P.D., 2004. Geomorphic and climatic implications of relict openwork block accumulations near Thabana-Ntlenyana, Lesotho. Geografiska Annaler A, 86, 289-302.
31. Sweeting, M. and Groom, G., 1956. Notes on glacier fluctuations in Bünsow Land, central vestspitsbergen. Journal of Glaciology, 2, 640-641.
32. Trenahile, A.S., 2004. Geomorphology: a Canadian perspective. Oxford: Oxford University Press.