- thermokarst lake
- Lake or pond produced in a permafrost region by melting of ground ice.HP
Glossary of landform and geologic terms. 2013.
Glossary of landform and geologic terms. 2013.
thermokarst lake — See cave in lake … Lexicon of Cave and Karst Terminology
Thermokarst — refers to a land surface that forms as ice rich permafrost melts. It occurs extensively in Arctic areas, and on a smaller scale in mountainous areas such as the Himalayas and the Swiss Alps. The name is given to very irregular surfaces of marshy… … Wikipedia
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
Drunken trees — Not to be confused with the floss silk tree, also known as the drunken tree or palo borracho. A drunken forest in Siberia caused by melting permafrost. NASA photo. Drunken trees, tilted trees, or a drunken forest, is a stand of trees displaced… … Wikipedia
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
Valles Marineris — cuts a wide gash across the face of Mars Coordinates … Wikipedia
Kobuk River — The Kobuk River is approximately convert|280|mi|km|0|lk=on long, located in the Arctic region of northwestern Alaska in the United States. [USGS Geographic Names Information System (GNIS). [http://geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO… … Wikipedia
Oxia Palus quadrangle — Quadrangle map of Oxia Palus labeled with major features. This quadrangle contains many areas of chaotic terrain and many outflow channels (old river valleys) The Oxia Palus quadrangle is one of a series of 30 quadrangle maps of Mars used by the… … Wikipedia
Talik — For the Israeli general named Talik, see Israel Tal. A talik (from the Russian Language talik, derived from the verb tait, to melt) is a layer of year round unfrozen ground that lies in permafrost areas. In regions of continuous permafrost,… … Wikipedia
Nivation — is a collective name for the different processes that occur under a snow patch. The primary processes are mass wasting and the freeze and thaw cycle,[1] in which fallen snow gets compacted into firn or névé. The term glacier is applied only when… … Wikipedia