- cryotic ground
- kryotischer Boden
English-German geography dictionary . V.M. Kotlyakov, A.I. Komarova. 2007.
English-German geography dictionary . V.M. Kotlyakov, A.I. Komarova. 2007.
Permafrost — This article is about frozen ground. For other uses, see Permafrost (disambiguation). In geology, permafrost, cryotic soil or permafrost soil is soil at or below the freezing point of water (0 °C or 32 °F) for two or more years. Ice is not always … Wikipedia