Icecaves

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Icecaves

  1. 1. “Under Thin Air” Ice caves of Mount Everest Doug Benn Jason Gulley Steve Keene Endre Gjermundsen
  2. 2. 1999 Collapsed conduits create new lake basins 2001
  3. 3. 1998 1999 2000
  4. 4. Khumbu Kangri Ngozumpa Lhotse Ama Dablam
  5. 5. Khumbu glacier
  6. 6. • high accumulation zone • cold ice
  7. 7. Khumbu glacier (1)
  8. 8. Kangri glacier: subglacial channel
  9. 9. Ngozumpa glacier
  10. 10. Complex accumulation zone: polythermal
  11. 11. Ngozumpa glacier (1)
  12. 12. “The Reptile Room”
  13. 13. Ngozumpa glacier (2)
  14. 14. Ngozumpa glacier (3)
  15. 15. Ngozumpa glacier (4)
  16. 16. Very few vertical sections
  17. 17. Structures
  18. 18. Downcutting
  19. 19. The role of air currents
  20. 20. Svalbard
  21. 21. Glacial Speleology: It’s the future!
  22. 22. Ama Dablam glacier • no snowfields • accumulation zone: avalanche cones near ELA
  23. 23. Lhotse glacier

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