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Id http://purl.obolibrary.org/obo/ENVO_00000134
http://purl.obolibrary.org/obo/ENVO_00000134
Preferred Name

permafrost
Definitions
An environmental material which is 1) composed primarily of soil or rock and included ice or organic material and 2) at or below the freezing point of water for two or more years. Ice is not always present, as may be in the case of nonporous bedrock, but it frequently occurs and it may be in amounts exceeding the potential hydraulic saturation of the ground material.
Type http://www.w3.org/2002/07/owl#Class

All Properties

label
permafrost
comment
Ice is not always present, as may be in the case of nonporous bedrock, but it frequently occurs and it may be in amounts exceeding the potential hydraulic saturation of the ground material.
prefLabel
permafrost
xRef
inSubset
envoPolar
prefixIRI
ENVO:00000134
textual definition
An environmental material which is 1) composed primarily of soil or rock and included ice or organic material and 2) at or below the freezing point of water for two or more years.
subClassOf
type
has quality
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