Large ice masses {glacier}| move 1 to 40 feet per day.
Glacier can have large deep crack {crevasse}|.
If glaciers reach sea, parts {iceberg}| can break off.
Ice-Age glaciers were one mile thick. When they receded and dried, wind blew fine dust {loess}| all over world.
Glacier front edge pushes up soil and rock ridge {moraine}|.
Glaciers can have vertical holes {moulin, hole}, caused by flowing water.
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Date Modified: 2022.0225