Barwick Valley is an ice-free
valley
A valley is an elongated low area often running between Hill, hills or Mountain, mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers ...
north of
Apocalypse Peaks
The Apocalypse Peaks () are a group of peaks with a highest point of , standing east of Willett Range and between Barwick Valley and Balham Valley, in Victoria Land, Antarctica.
Name
The Apocalypse Peaks were so named by the Victoria University ...
, extending from
Webb Glacier to
Victoria Valley in
Victoria Land
Victoria Land is a region in eastern Antarctica which fronts the western side of the Ross Sea and the Ross Ice Shelf, extending southward from about 70°30'S to 78°00'S, and westward from the Ross Sea to the edge of the Antarctic Plateau. It ...
,
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 was named by the
Victoria University of Wellington Antarctic Expedition (VUWAE) (1958–59) for R.E. Barwick, summer biologist with the
New Zealand
New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
party of the
Commonwealth Trans-Antarctic Expedition
The Commonwealth Trans-Antarctic Expedition (CTAE) of 1955–1958 was a Commonwealth-sponsored expedition that successfully completed the first overland crossing of Antarctica, via the South Pole. It was the first expedition to reach the South ...
(1956–58) who worked in this area in 1957–58 and as a member of the VUWAE, 1958–59.
Antarctic Specially Protected Area
An area of 480 km
2, comprising parts of both Barwick Valley and the adjacent
Balham Valley, is protected under the
Antarctic Treaty System
russian: link=no, Договор об Антарктике es, link=no, Tratado Antártico
, name = Antarctic Treaty System
, image = Flag of the Antarctic Treaty.svgborder
, image_width = 180px
, caption ...
as
Antarctic Specially Protected Area An Antarctic Specially Protected Area (ASPA) is an area on the continent of Antarctica, or on nearby islands, which is protected by scientists and several different international bodies. The protected areas were established in 1961 under the Antarct ...
(ASPA) No.123 because it is one of the least disturbed or contaminated of the
McMurdo Dry Valleys. It is consequently important as a reference base for measuring changes in the similar
polar desert
Polar deserts are the regions of Earth that fall under an ice cap climate (''EF'' under the Köppen classification). Despite rainfall totals low enough to normally classify as a desert, polar deserts are distinguished from true deserts (' or ' un ...
ecosystem
An ecosystem (or ecological system) consists of all the organisms and the physical environment with which they interact. These biotic and abiotic components are linked together through nutrient cycles and energy flows. Energy enters the syste ...
s of the other Dry Valleys where scientific investigations are conducted.
References
*
Valleys of Victoria Land
McMurdo Dry Valleys
Antarctic Specially Protected Areas
{{McMurdoDryValleys-geo-stub