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5.0 Glacial Processes and Pressures

Glaciation refers to the formation of glaciers and the processes by which they shape the landscape. It occurs in areas where the summer temperatures are not high enough to melt the previous winter’s deposit of snow and ice.
18,000 years ago ice covered about 30% of the land in the world.

5.1 Forms of Glacial Erosion:

Freeze-thaw: describes the action of glacial meltwater o...

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