What are glaciers?: Rivers of ice., How are glaciers formed?: Large amounts of snow fall. The lower parts become compacted into ice. The ice slides slowly downhill., Where are the glaciers?: In cold places., Covering 10% of the Earth's surface., 91% are in Antarctica, 8% in Greenland and the rest in other mountainous regions., (In the UK 20,000 years ago.), How do glaciers make changes to the land?: Erosion - wearing away stone by abrasion., Erosion - plucking stones off rocks and carrying them away., Transportation - stones are caught in the ice and moved along in the glacier., Deposition - leaving stones on the ground when the glacier melts., What landscape features are produced by glaciers?: U-shaped valleys., Corries - bowl-shaped hollows on mountains., Aretes - ridges between corries., Pyramidal peaks - formed from 3 or more aretes and corries., What are the landscapes formed by glaciers used for now?: Tourism - climbing, hiking, mountain biking., Farming - mostly sheep., Forestry, Quarrying,

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