Sovetskoe Plateau

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Sovetskoe Plateau

 

the highest part of the surface of the ice sheet in the central part of Eastern Antarctica (75°–84° S lat., 25°–105° E long.). The Sovetskoe Plateau is approximately 2,000 km long and 450 km wide. Elevations range from 3,500 m at the periphery to 4,000 m and more toward the center. The central part of the plateau covers the subglacial Gamburtsev Mountains. The ice of the Sovetskoe Plateau is 750 to 3,800 m thick.

The Sovetskoe Plateau is the coldest part of Antarctica. The average annual temperature is below –56°C, with an average July temperature of below –72°C. A world’s record low temper ature of –88.3°C was reported at Vostok Station on Aug. 24, 1960. The Sovetskoe Plateau was discovered by a Soviet antarctic expedition in 1957–58.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.