Wright Upper Glacier () is an ice apron at the upper west end of
Wright Valley
The Wright Valley, named for Sir Charles Wright, is the central one of the three large Dry Valleys in the Transantarctic Mountains, located west of McMurdo Sound at approximately . Wright Valley contains the Onyx River, the longest river in Ant ...
in
Asgard Range
The Asgard Range is a mountain range in Victoria Land, Antarctica. It divides Wright Valley from Taylor Glacier and Taylor Valley, and was named by the Victoria University of Wellington Antarctic Expedition (1958–59) after Asgard, the home o ...
,
Antarctica
Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...
. It is formed by a
glacier
A glacier (; ) is a persistent body of dense ice that is constantly moving under its own weight. A glacier forms where the accumulation of snow exceeds its Ablation#Glaciology, ablation over many years, often Century, centuries. It acquires dis ...
flowing east from the inland ice plateau. Named by the
Victoria University of Wellington Antarctic Expedition The Antarctic Research Centre (ARC) is part of the School of Geography, Environment and Earth Sciences at Victoria University of Wellington. Its mission is to research "Antarctic climate history and processes, and their influence on the global clima ...
(VUWAE) (1958–59) for
C.S. Wright
Sir Charles Seymour Wright (7 April 1887 – 1 November 1975), nicknamed Silas Wright after novelist Silas K. Hocking, was a Canadian member of Robert Falcon Scott's Antarctic expedition of 1910–1913, the ''Terra Nova'' Expedition.
Back ...
, a member of the
British Antarctic Expedition (1910–13), after whom the "Wright Glacier" (adjusted to
Wright Lower Glacier
Wright Lower Glacier () is a stagnant glacier occupying the mouth of Wright Valley and coalescing at its east side with Wilson Piedmont Glacier, in Victoria Land, Antarctica.
The glacier was originally called "Wright Glacier" by the British Antar ...
by the VUWAE) was named.
Two massive
icefall
An icefall is a portion of certain glaciers characterized by relatively rapid flow and chaotic crevassed surface, caused in part by gravity. The term ''icefall'' is formed by analogy with the word ''waterfall'', which is a similar phenomenon of t ...
s descend from the plateau into the Wright Upper Glacier, the wide and tall
Airdevronsix Icefalls
Airdevronsix Icefalls () is a line of icefalls at the head of Wright Upper Glacier, in Victoria Land, Antarctica. Named by U.S. Navy Operation Deepfreeze (1956–57) for ''U.S. Navy Air Development Squadron Six'', which had been formed to provi ...
and the equally tall wide Warren Icefalls, which was named by the
Advisory Committee on Antarctic Names
The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica.
History
The committee was established ...
(US-ACAN) in 2004 for Alden Warren, a longtime photographer (scientific and technical) with the
United States Geological Survey
The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, ...
, involved in documenting maps of Antarctica.
Vortex Col is a
col leading from the plateau into the south side of the glacier. At this locality, winds carrying clouds of snow from the polar plateau are deflected by
Mount Fleming and funneled down this depression. The descriptive name was given by
New Zealand Antarctic Place-Names Committee New Zealand Antarctic Place-Names Committee (NZ-APC) is an adjudicating committee established to authorize the naming of features in the Ross Dependency on the Antarctic continent. It is composed of the members of the New Zealand Geographic Board pl ...
(NZ-APC).
References
Glaciers of the Asgard Range
McMurdo Dry Valleys
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