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Glaciation
01
the geological process involving the expansion and movement of glaciers, shaping landscapes through erosion, deposition, and the formation of distinctive glacial landforms
Examples
The Great Lakes were formed during past glaciation periods when massive ice sheets shaped the landscape.
Glacial striations on bedrock surfaces provide evidence of the direction of ice flow during glaciation.
02
the state or condition of a region being covered by glaciers or ice as a result of glacial activity
Examples
The valley 's glaciation persisted for thousands of years.
Glaciation left thick ice sheets across the landscape.
Lexical Tree
glaciation
glaciate
glace
