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The maps above compare the Arctic ice minimum extents from 2012 (top) and 1984 (bottom). Climate change in the Arctic.pdf. Major environmental issues caused by contemporary climate change in the Arctic region range from the well-known, such as the loss of sea ice or melting of the Greenland ice sheet, to more obscure, but deeply significant issues, such as permafrost thaw, as well as related ...
The North American Arctic is composed of the northern polar regions of Alaska (USA), Northern Canada and Greenland. [1] Major bodies of water include the Arctic Ocean, Hudson Bay, the Gulf of Alaska and North Atlantic Ocean. [2] The North American Arctic lies above the Arctic Circle. [3]
Pre-20th century. "Southern Ocean" as alternative to the Aethiopian Ocean, 18th century. "Southern Ocean" is an obsolete name for the Pacific Ocean or South Pacific, coined by the Spanish explorer Vasco Núñez de Balboa, the first European to discover the Pacific, who approached it from the north in Panama. [24]
The Arctic ringed seal ( Pusa hispida hispida) is a subspecies of ringed seals ( Pusa hispida ). Arctic ringed seals inhabit the Arctic Ocean, and are the most abundant and wide-ranging seal in the Northern Hemisphere. The ringed seal species is the smallest true seal, and gets its name from a distinctive patterning of light spots on dark grey ...
The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about 85,133,000 km 2 (32,870,000 sq mi). [2] It covers approximately 17% of Earth's surface and about 24% of its water surface area. During the Age of Discovery, it was known for separating the New World of the Americas ( North America and South America) from ...
Polar seas is a collective term for the Arctic Ocean (about 4-5 percent of Earth's oceans) and the southern part of the Southern Ocean (south of Antarctic Convergence, about 10 percent of Earth's oceans). In the coldest years, sea ice can cover around 13 percent of the Earth's total surface at its maximum, but out of phase in the two ...
The burial of Lieutenant A. N. Zhokhov. The Arctic Ocean Hydrographic Expedition (GESLO) (1910–1915) was a scientific expedition organized by Russia for the purpose of the development of the Northern Sea Route . This expedition accomplished its goal of exploring the uncharted areas of the continental side of the Northern Sea Route in what was ...
