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Verkhoyansk

(Encyclopedia)Verkhoyansk vyĕrkhəyänskˈ [key], town, Sakha Republic, NE Siberian Russia, on the Yana River, near the Arctic Circle. A river port, a fur-collecting depot, and the center of a reindeer-raising are...

Victoria Island

(Encyclopedia)Victoria Island, c.81,930 sq mi (212,200 sq km), part of the Arctic Archipelago, Northwest Territories and Nunavut, N Canada; third largest island of Canada. On the southeast coast is Cambridge Bay, a...

oceanography

(Encyclopedia)oceanography, study of the seas and oceans. The major divisions of oceanography include the geological study of the ocean floor (see plate tectonics) and features; physical oceanography, which is conc...

Nobile, Umberto

(Encyclopedia)Nobile, Umberto o͞ombĕrˈtō nōˈbēlā [key], 1885–1978, Italian aeronautical engineer and arctic explorer. He designed the dirigible Norge and piloted it in the Amundsen-Ellsworth flight over t...

Greenland

(Encyclopedia)Greenland, Green. Kalaallit Nunaat, Dan. Grønland, the largest island in the world (2015 est. pop. 56,000), 836,109 sq mi (2,166,086 sq km), self-governing overseas administrative division of Denmark...

Great Dividing Range

(Encyclopedia)Great Dividing Range, crest line of the Eastern Highlands of Australia. For the most part it separates rivers draining into the Pacific Ocean from those flowing into the Indian Ocean and the Arafura S...

Deep Sea Drilling Project

(Encyclopedia)Deep Sea Drilling Project, U.S. program designed to investigate the evolution of ocean basins by core drilling of ocean sediments and underlying oceanic crust. Funded by the National Science Foundatio...

North Pole

(Encyclopedia)North Pole, northern end of the earth's axis, by convention at lat. 90°N. Because the earth's rotational axis wobbles slightly over time, the location where the northern end of the axis intersects th...

midnight sun

(Encyclopedia)midnight sun, phenomenon in which the sun remains visible in the sky continuously for 24 hr or longer, occurring only in the polar regions. The midnight sun is due to the fact that the plane of the ea...

Malay Archipelago

(Encyclopedia)Malay Archipelago, great island group of SE Asia, formerly called the East Indies. Lying between the Asian mainland and Australia, and separating the Pacific Ocean from the Indian Ocean, it includes B...