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The Baltoro Glacier in the Karakoram, Baltistan, Northren Pakistan. At 62 kilometre (39 mi) in length, it is ane o the langest alpine glaciers on yird.

A glacier is a persistent body o dense ice that is constantly movin unner its ain wicht; it forms whaur the accumulation o snaw exceeds its ablation (melting an sublimation) ower many years, eften centuries.

The Perito Moreno Glacier in Patagonie, Soothren Argenteinie