subpolar glacier

Also known as: polythermal glacier

Learn about this topic in these articles:

In glacier: Mass balance
…for the entire year; a subpolar (or polythermal) glacier contains ice below the freezing temperature, except for surface melting in the summer and a basal layer of temperate ice; and a temperate glacier is at the melting temperature throughout its mass, but surface freezing occurs in winter. A polar or…
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In glacier: Classification of mountain glaciers
…also are classified as polar, subpolar, or temperate and their surfaces by the occurrence of dry-snow, percolation, saturation, and superimposed-ice zones, as for ice sheets.
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