The word iceberg is a partial loan translation from the Dutch word ijsberg, literally meaning ice mountain, cognate to Danish isbjerg, German Eisberg, Low Saxon Iesbarg and Swedish isberg.

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Typically about one-tenth of the volume of an iceberg is above water, which follows from Archimedes's Principle of buoyancy; the density of pure ice is about 920 kg/m (57 lb/cu ft), and that of seawaterabout 1,025 kg/m (64 lb/cu ft). The contour of the underwater portion can be

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History
Prior to 1914 there was no system in place to track icebergs to guard ships against collisions. despite fatal sinkings of ships by icebergs. In 1907,

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Iceberg B15 calved from the Ross Ice Shelf in 2000 and initially had an area of 11,000 square kilometres (4,200 sq mi). It broke apart in November 2002. The largest remaining piece of it,

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• List of recorded icebergs by area
• Drift ice station
• Ice calving

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• Iceberg Finder Service for east coast of Canada
• Icebergs of The Arctic and Antarctic
• Works related to Iceberg at Wikisource

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The freshwater injected into the ocean by melting icebergs can change the density of the seawater in the vicinity of the iceberg. Fresh melt water released at depth is lighter, and

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