Title: PowerPoint Presentation Author: Colin Ballantyne Last modified by: Geography & Geosciences Created Date: 3/3/2005 7:33:17 AM Document presentation format
Supra- and Englacial Processes II: the glacier terminus. Sources of Glacial Debris ... 2002 M7.9 Denali. Black Rapids Glacier panorama. Rock avalanches Effects? ...
Interstitial matrix of sand, silt, and clay. Elongate particles show preferred orientation ... mound-shaped accumulations of sand or gravel. Form in pockets ...
Sedimentologi Kamal Roslan Mohamed GLACIAL ENVIRONMENTS Glaciers are important agents of erosion of bedrock and mechanisms of transport of detritus in mountain regions.
Ice/rock/air/river. Ice/rock/air. Ice/rock. Ice/rock/lake. Ice ... Alternative working hypotheses? Till facies. Glacier tills. Ice sheet tills. Modified tills ...
A moving body of ice formed through compaction and recrystallisation ... (e.g. albedo) iv) Biologic System. Glacial Ice. Formation. i) Metamorphism. Glacial Ice ...
... features deposited by melt water streams ... during high discharge often ... A and B., with sediment concentration, C = 18 per cent and depth of ...
... the major mountain or upland areas but also the great valleys and lowland plains. ... Subglacial debris moved along the floor of the valley either by ice ...
cold-based (friction of ice-ground contact greater than shear strength ice) ... New grounds for reassessing palaeoclimate of the Sirius Group, Antarctica. ...
Kame Terraces. Short, narrow benches along valley wall of glaciated valleys. ... May be found in kame-and-kettle moraines. Glaciofluvial Landforms. Kettles ...
A2.3GQ3 Glacial and Quaternary Geology Mike Paul WELCOME TO THE MODULE Module Aims To describe glacial processes, sediments and geomorphology from a range of modern ...
During this time, there were periods of ice advance glacials and ... On lee side re-freezing and plucking of loosened material. Melting due to friction ...
For each, we will lay out the main principles and what you are expected to know. ... Carboniferous Limestone features. Coastal erosion and deposition features ...
the exit of subglacial and englacial waters only one and it is on the left side ... the velocity of the englacial meltwaters approximately 6 times less then the ...