the death zone of mount everest is 28,000 feet.
Everest The Death Zone - 1998 TV was released on: USA: 24 February 1998
The Death Zone is from 25,000ft (7,600m) upwards on Mount Everest.
Nova - 1974 Everest The Death Zone 25-15 was released on: USA: 24 February 1998
Because above 8,000m there's little to no oxygen, and little to no oxygen can kill you. As far as I know, that's the only reason.
The region above 25,000 feet (7,600 meters) is called the death zone. The reason for this name is because nothing lives at that altitude or above and no human can survive long there due to the lack of oxygen in the thin air. Read more about it at the link given.
Everest Beyond the Limit - 2006 The Death Zone 2-6 was released on: USA: 4 December 2007
Everest Beyond the Limit - 2006 Into the Death Zone 1-4 was released on: USA: 5 December 2006
Death Zone Cleaning Mount Everest - 2012 was released on: Nepal: April 2012 (premiere) USA: May 2012 (limited)
The region above 25,000 feet (7,600 meters) is called the death zone. The reason for this name is because nothing lives at that altitude or above and no human can survive long there due to the lack of oxygen in the thin air.
Mount Everest itself isn't called the death zone. But any height above 8000 metres is called the death zone there are only 14 mountains in the zone which are: # Everest # K2 # Kanchenjunga # Lhotse # Makalu # Cho Oyu # Dhualgiri (not sure on spelling) # Manaslu # Nanga Parbat # Annurpurna # Gasherbrum I # Broad Peak # Gasherbrum II # Shisha Pangma
Everest Beyond the Limit - 2006 Death Zone Gridlock 3-4 was released on: USA: 30 December 2009