Just over 10 percnet of land surface of the world is permanently coverred by ice . Most of the worlds ice (87 %) is in Antractica.The artic has 12.5 % ( mainly covering Greenland) and the rest is found in the glaciers which exist on every continent.
The longest glacier is the Lambert-Fisher Ice Passage in Antractica, which is 515 kilometers long .Petermanns Glacier in Greenland is the largest glacier in the northen hemisphere, 40, kilometres out to sea.
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