Elements area
Taxonomy
Source note(s)
- http://vocabularies.unesco.org/thesaurus/concept11235
Hierarchical terms
Permafrost
BT Glaciology
Equivalent terms
Permafrost
- UF Frozen ground
- UF Gélisol
- UF Pergélisol
- UF Suelo congelado
Associated terms
Permafrost
- RT Frost
- RT Polar regions
- RT Soils
- RT Ice