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  1. References

  2. About.com The 8,000 Meter Peaks. The World’s Highest Mountains. Accessed October 25, 2013.
  3. Dech, S., Messner, R., Glaser, R. and Martin, R. (2005) Mountains from Space (New York: Harry N. Abrams, Inc.)
  4. Economist (2012, May 29) Stairway to Heaven. Accessed October 25, 2013.
  5. Gizmodo (2011, February 2) The Open Graveyard on Mt. Everest’s “Death Zone.”" Accessed October 25, 2013.
  6. GlacierWorks (2013) Everest Tour.
  7. Jurgalski, E. (2013) The 8000ers. Accessed October 9, 2013.
  8. Messner, R. (1999) All 14 Eight-Thousanders (Seattle: The Mountaineers)
  9. Peakbagger (2013) 8,000 meter peaks. Accessed October 9, 2013.
  10. Sale, R. and Cleare, J. (2000) Climbing the World’s 14 Highest Mountains (Seattle: The Mountaineers)
  11. Sale, R., Jurgalski, E., and Rodway, G. (2012) On Top of the World: The New Millennium (Gloucestershire: Snowfinch Publishing)
  12. Searle, M. (2013) Colliding Continents: A Geological Exploration of the Himalaya, Karakoram, and Tibet (New York: Oxford University Press)
  13. U.S. Geological Survey The Himalayas: Two continents collide. Accessed November 27, 2013.
  14. Weather Underground (2011, May 21) Extreme Weather of the Summit of Mt. Everest. Accessed October 9, 2013.

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