"' Periglaciation "'( adjective : " periglacial, " also referring to places at the edges of geomorphic processes that result from seasonal thawing of snow in areas of permafrost, the runoff from which refreezes in ice wedges and other structures . " Periglacial " suggests an environment located on the margin of past glaciers.
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"' Hydrogeomorphology "'has been defined as an interdisciplinary science that focuses on the interaction and linkage of hydrologic processes with landforms or earth materials and the interaction of geomorphic processes with surface and subsurface water in temporal and spatial dimensions . The term'hydro-geomorphology designates the study of landforms caused by the action of water.
