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出典:Wikipedia
出典:『Wikipedia』 (2010/10/26 09:02 UTC 版)
Annual loss of snow and ice through of ablation exceeds annual gain or accumulation of snow and ice in the ablation zone, zone of ablation, ablation area, or zone of wastage on a glacier. Processes of ablation include melting, evaporation, iceberg calving, and sublimation.
Ablation zone