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Canadian Alpine Journal
of pieces brought down from above by the action of gravity, frost, rain, etc.; equivalent to "scree" or "debris."
Till—A stiff clay containing boulders of all sizes up to several tons weight; often smoothed and striated by glacial action.
Tongue—The extreme end of a glacier; corresponds to "forefoot" or "snout."
Watershed—The divide between two drainage systems or catchment areas. The height of land between streams flowing in opposite directions.