Slide 1

Chapter 14 Glacial and Periglacial Landscapes Elemental Geosystems 5e Robert W. Christopherson Charles E. Thomsen Slide 2 Slide 3 Rivers of Ice Alpine Glaciers Continental Glaciers Slide 4 Rivers of Ice Figure 14.1a Slide 5 Rivers of Ice Figure 14.1b Slide 6 Vatnajkull Ice Cap Figure 14.4 Slide 7 Patagonian Ice Field Figure 14.4 Slide 8 Glacial Processes Formation of Glacial Ice Glacial Mass Balance Glacial Movement Glacial surges Glacial erosion Slide 9 Retreating Alpine Glacier Figure 14.5 Slide 10 Mass Balance Figure 14.5 Slide 11 South Cascade Glacier Net Mass Balance Figure NR 14.1.1 Slide 12 Glacial Movement and Crevasses Figure 14.6 Slide 13 Crevasses Figure 14.6 Slide 14 Crevasses Figure 14.6 Slide 15 Glacial Polish Figure 14.7 Slide 16 Glacial Landforms Erosional Landforms Created by Alpine Glaciation Depositional Landforms Created by Alpine Glaciation Erosional and Depositional Landforms Created by Continental Glaciation Slide 17 Alpine Glacial Landscape Figure 14.8 Slide 18 Postglacial Landscape Figure 14.8 Slide 19 Alpine Erosional Features Figure 14.9 Slide 20 Norwegian Fjord Figure 14.10 Slide 21 Alpine Depositional Features Figure 14.11 Slide 22 Alpine Depositional Features Figure 14.11 Slide 23 A Valley Train Deposit Figure 14.12 Slide 24 Continental Glacier Depositional Features Figure 14.13 Slide 25 Drumlin Swarm Figure 14.15 Slide 26 Roche Moutonne Figure 14.14 Slide 27 Permafrost Distribution Figure 14.16 Slide 28 Ice Wedge Figure 14.18 Slide 29 Permafrost Melting Figure 14.21 Slide 30 Permafrost Structures Figure 14.22 Slide 31 Pleistocene Glaciation Figure 14.24 18,000 years ago9500 years ago Slide 32 Astronomical Factors Figure 14.27 Slide 33 Vostok Ice Core Record Figure 14.28 Present level at 480 ppm (2004) Slide 34 Greenland and Dome C Ice Cores Figure FS 14.1.1Figure FS 14.1.3 Slide 35 Arctic and Antarctic Regions Figure 14.29 Slide 36 The Arctic and the Antarctic Regions Figure 14.29 Slide 37 Meltponds in Greenland Figure NR 14.3.1 Slide 38 Meltponds in Greenland Figure NR 14.3.2 Slide 39 Ward Hunt Ice Shelf Breakup Figure HLC 14.1.1 Slide 40 End of Chapter 14 Elemental Geosystems 5e Robert W. Christopherson Charles E. Thomsen