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Nunataks in Antarctica Cântaro Magro, Serra da Estrela, Portugal, formed as a nunatak during the last ice age and now exposed [1]. A nunatak (from Inuit nunataq) is the summit or ridge of a mountain that protrudes from an ice field or glacier that otherwise covers most of the mountain or ridge.
Nunataks, also called glacial islands, are exposed portions of ridges, mountains, or peaks not covered with ice or snow within (or at the edge of) an ice field or glacier. [1] Nunataks present readily identifiable landmark reference points in glaciers or ice caps and are often named. The term is derived from the Inuit word, nunataq.
The Outback Nunataks) are a series of bare rock nunataks and mountains which are distributed over an area about 40 nautical miles (74 km; 46 mi) long by 20 nautical miles (37 km; 23 The group lies south of Emlen Peaks of the Usarp Mountains and west of Monument Nunataks and upper Rennick Glacier , adjacent to the featureless interior plateau .
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The nunataks were first seen and photographed from the air by Ronne Antarctic Research Expedition (RARE), 1947–48. The name derives from the United States Antarctic Research Program (USARP) project Sky-Hi, in which Camp Sky-Hi (later designated Eights Station) was set up in Ellsworth Land in November 1961 as a conjugate point station to carry on simultaneous measurements of the Earth's ...
The Grossman Nunataks) are a group of about a dozen nunataks in Ellsworth Land, Antarctica, rising 1,300–1,500 metres (4,300–4,900 ft) in elevation and running northwest–southeast for 18 nautical miles (33 km; 21 mi) between the Lyon Nunataks and the Sky-Hi
The Marion Nunataks are a small group of nunataks rising to about 600 m (2,000 ft) on Charcot Island, in the eastern Bellinghausen Sea of Antarctica. They form a 12 km chain of rocky outcrops on the mid-north coast of the island, stretching from Mount Monique at the western end to Mount Martine in the east.
The Yee Nunataks) are a group of scattered nunataks, about 24 nautical miles (44 km; 28 mi) long and 12 nautical miles (22 km; 14 mi) wide, centered 35 nautical miles (65 km; 40 mi) northeast of Lyon Nunataks in Ellsworth Land, Antarctica. The nunataks rise 1,300–1,700 metres (4,300–5,600 ft) in elevation and in the four quadrants include ...