Difference between revisions of "Template:Westarctica.wiki:Today's featured article"

 
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'''[[Roald Amundsen|Roald Engelbregt Gravning Amundsen]]''' was a Norwegian explorer of polar regions. As the leader of the [[Antarctica|Antarctic]] expedition of 1910–12, which was the first to reach the [[South Pole]], on 14 December 1911, he was a key expedition leader during the Heroic Age of Antarctic Exploration. In 1926, he was the first expedition leader for the air expedition to the North Pole, making him the first person, without dispute, to reach both poles. He is also known as having the first expedition to traverse the Northwest Passage (1903–06) in the Arctic. Amundsen's expedition benefited from his careful preparation, good equipment, appropriate clothing, a simple primary task, an understanding of dogs and their handling, and the effective use of skis. In contrast to the misfortunes of Scott’s team, Amundsen’s trek proved relatively smooth and uneventful.
'''[[Drift ice]]''' is the sea ice of the [[Southern Ocean]]. It extends far north in winter and retreats almost to the coastline each summer. Sea ice is frozen seawater that is usually less than a few meters thick. This is in contrast to [[Ice shelf|ice shelves]], which are formed by glaciers, float in the sea, and are up to a kilometer thick. There are two subdivisions of sea ice: fast ice, which is attached to land; and ice floes, which are not.


In June 1928, while taking part in a rescue mission for the airship ''Italia'', the plane in which he was a passenger disappeared.
Sea ice in the Southern Ocean melts from the bottom instead of from the surface like Arctic ice because it is covered in snow. As a result, melt ponds are rarely observed. On average, [[Antarctica|Antarctic]] sea ice is younger, thinner, warmer, saltier, and more mobile than Arctic sea ice. Due to its inaccessibility, it is not as well-studied as Arctic ice.


 
'''([[Drift ice|Full Article...]])'''
'''([[Roald Amundsen|Full Article...]])'''

Latest revision as of 16:39, 25 October 2024

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Drift ice is the sea ice of the Southern Ocean. It extends far north in winter and retreats almost to the coastline each summer. Sea ice is frozen seawater that is usually less than a few meters thick. This is in contrast to ice shelves, which are formed by glaciers, float in the sea, and are up to a kilometer thick. There are two subdivisions of sea ice: fast ice, which is attached to land; and ice floes, which are not.

Sea ice in the Southern Ocean melts from the bottom instead of from the surface like Arctic ice because it is covered in snow. As a result, melt ponds are rarely observed. On average, Antarctic sea ice is younger, thinner, warmer, saltier, and more mobile than Arctic sea ice. Due to its inaccessibility, it is not as well-studied as Arctic ice.

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