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Weddell Sea

(Encyclopedia)Weddell Sea wĕdˈəl [key], arm of the Atlantic Ocean, W Antarctica, SE of South America, bordered by the Antarctic Peninsula and Coats Land. The vast Ronne and Filchner ice shelves are at the head o...

David, T. W. E.

(Encyclopedia)David, T. W. E. (Sir Tannatt William Edgeworth), 1858–1935, Australian geologist and explorer, b. near Cardiff, Wales. David came to Australia in 1882 as an assistant geological surveyor. In 1891 he...

Borchgrevink, Carsten Egeberg

(Encyclopedia)Borchgrevink, Carsten Egeberg kärˈstən āˈgəbĕrˈ bôrkˈgrāˌvĭngk [key], 1864–1934, Norwegian-Australian antarctic explorer. He emigrated to Australia in 1888, and in 1894 he went south in...

Balchen, Bernt

(Encyclopedia)Balchen, Bernt bârnt bälˈkən [key], 1899–1973, Norwegian-American aviator. He headed one of the search expeditions for Amundsen and Ellsworth in 1925 and was a member of their 1926 expedition to...

International Geophysical Year

(Encyclopedia)International Geophysical Year (IGY), 18-month period from July, 1957, through Dec., 1958, during a period of maximum sunspot activity, designated for cooperative study of the solar-terrestrial enviro...

monsoon

(Encyclopedia)monsoon mŏnso͞on [key] [Arab., mausium=season], wind that changes direction with change of season, notably in India and SE Asia. To a lesser degree, monsoonal winds also develop in portions of all o...

Vostok, Lake

(Encyclopedia)Vostok, Lake väˈstôk [key], c.3,900 sq mi (10,000 sq km), c.155 mi (250 km) long and 30 mi (50 km) at its greatest width, in East Antartica beneath the remote Vostok research station. One of the la...

fjord

(Encyclopedia)fjord or fiord fyôrd [key], steep-sided inlet of the sea characteristic of glaciated regions. Fjords probably resulted from the scouring by glaciers of valleys formed by any of several processes, inc...

Dumont d'Urville, Jules Sébastien César

(Encyclopedia)Dumont d'Urville, Jules Sébastien César zhül sābästyăNˈ sāzärˈ dümôNˈ dürvēlˈ [key], 1790–1842, French navigator. While on duty (1819–20) in the E Mediterranean, he saw and recogni...

Hillary, Sir Edmund Percival

(Encyclopedia)Hillary, Sir Edmund Percival, 1919–2008, New Zealand mountain climber and explorer. He went on many mountain-climbing expeditions before 1953, when he and Tenzing Norgay of Nepal were the first peop...
 

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