permafrost karst

   A nonkarst term. A pseudokarst developed in areas of permafrost due to melting of ice and frozen ground in a manner superficially similar to the solution of carbonate material in water. A general term embracing intrapermafrost karst, subpermafrost karst, and suprapermafrost karst [20].
   (French.) karst de permafrost; (German.) Permafrost Karst ?, Pseudokarst; (Greek.) karst monímou paghtoú; (Italian.) pseudo- carsismo di permafrost; (Spanish.) karst de permafrost; (Turkish.) aldat2c2 don karst2; (Yugoslavian.) permafrost krs \# ( kras, karst).

A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. . 2002.

Look at other dictionaries:

  • inter-permafrost karst —    See permafrost karst; subpermafrost karst …   Lexicon of Cave and Karst Terminology

  • permafrost table —    The upper limit of permafrost [16] …   Lexicon of Cave and Karst Terminology

  • permafrost —    Ground that is perennially below the freezing point of water [16] …   Lexicon of Cave and Karst Terminology

  • permafrost — /perr meuh frawst , frost /, n. (in arctic or subarctic regions) perennially frozen subsoil. Also called pergelisol. [1943; PERMA(NENT) + FROST] * * * Perennially frozen earth, with a temperature below 32 °F (0 °C) continuously for two years or… …   Universalium

  • subpermafrost karst —    Underground karst in areas of permafrost. Karstification is due to the solvent action of subpermafrost (or intrapermafrost) water [20].    Synonyms: (French.) karst sous permafrost; (German.) Pseudokarst; (Greek.) karst ypomonímou paghetoú;… …   Lexicon of Cave and Karst Terminology

  • suprapermafrost karst —    Surface karst in areas or permafrost. Karstification is due to the solvent action of suprapermafrost water [20].    Synonyms: (French.) karst suprapermafrost; (German.) Pseudokarst; (Greek.) karst epi monímou paghetoú; (Italian.) carsismo… …   Lexicon of Cave and Karst Terminology

  • pseudokarst —    1. Terrane with features similar to karst but formed in nonsoluble rocks, as by melting of permafrost or ground ice, collapse after mining, and by outflow of liquid lava from beneath its solidified crust [20].    2. Karst like terrane produced …   Lexicon of Cave and Karst Terminology

  • cryokarst —    1. A non karstic term. Land surface with closed depression (usually small and shallow) formed by alternate freezing and thawing of permafrost or ground ice overlying different rock, including limestone. The term ‘cryokarst’ is more common in… …   Lexicon of Cave and Karst Terminology

  • cave-in lake —    A shallow body of water whose basin is produced by collapse of the ground following thawing of ground ice in regions underlain by permafrost.    Synonym: thermokarst lake …   Lexicon of Cave and Karst Terminology

  • subpermafrost water —    Ground water below the permafrost [16] …   Lexicon of Cave and Karst Terminology

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