EC: PINGO
Status:
STD 2005/06/07
Code:
867
Concept definition:
A conical or dome-shaped <
HILL
>, oval in plan, having a large central core of <
ICE
> and developed in a <
TERRAIN_SURFACE_REGION
> of <
PERMAFROST
>; pingo [
S32
, "pingo"] and [
DESCI
, "pingo"]. Pingos are formed from the encroachment of <
PERMAFROST
> and the resulting hydrostatic pressure. Some pingos have breached crests in which <
ICE
> may be exposed.
Reference type:
IR
Reference:
[
FACC
, Annex A: BD121]
Supplemental references:
Group membership:
ICE
PHYSIOGRAPHY
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