| Term: | Passive permafrost |
| Definition: |
Permanently frozen ground (permafrost) that, under present climatic conditions, will not refreeze if thawed; opposed to active permafrost. (Also called fossil permafrost.) AMSglossary
GCW |
| Term: | Passive permafrost |
| Definition: | Permanently frozen ground (permafrost) that, under present climatic conditions, will not refreeze if thawed; opposed to active permafrost. (Also called fossil permafrost.) |