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In mountaineering, the death zone refers to altitudes above which the pressure of oxygen is insufficient to sustain human life for an extended time span. This point is generally agreed as 8,000 m (26,000 ft), where atmospheric pressure is less than 356 millibars (10.5 inHg; 5.16 psi). [ 1 ]
All 14 summits in the death zone above 8000 m, called eight-thousanders, are located in the Himalaya and Karakoram mountain ranges. Many deaths in high-altitude mountaineering have been caused by the effects of the death zone, either directly by loss of vital functions or indirectly through wrong decisions made under stress or physical ...
The world’s highest mountain continues to draw climbers willing to risk their lives as they ... sits along the edge of the death zone at 26,000 feet, exposing climbers to an extremely thin layer ...
Helicopters flew up to 7,000 meters but were not able to locate the lost mountaineers. After the weather conditions worsened, the search and rescue operation was called off. Experts speculated that the three lost mountaineers would have perished by that time, as they were lost in the death zone, where the chance of survival was slim to none. [11]
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[11]: 347 As a member of the American Alpine Club Spitzer established the "Lyman Spitzer Cutting Edge Climbing Award" which gives $12,000 to several mountain climbing expeditions annually. [ 12 ] Mary Jobe Akeley, who explored the Selkirk Mountains and much of British Columbia between 1907 and 1914, was an early member.
Several people, including examiners at the autopsy believe that both Cooper and Johnson were murdered. Johnson was buried in a cemetery for mountaineers at the trail head of Aconcagua mountain. [1] In 2020 her backpack and a 35mm camera loaded with film was found in the melting glacier; it was labeled with her name and Denver, Colorado address.
Thomas Frederic Hornbein (November 6, 1930 – May 6, 2023) was an American mountaineer and anesthesiologist who made the first ascent of Mount Everest via the west ridge; the Hornbein Couloir on Everest was named in his honor. [1]