EO·Atlas
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Permafrost and ground ice monitoring tracks thaw, active-layer change, thermokarst risk, and surface deformation from local infrastructure corridors to circumpolar grids.[1][2]

InSAR is the primary EO method for thaw-related ground ice loss because freeze-thaw and ice melt appear as heave, subsidence, or creep at the surface.[2][3]

Thermal infrared, snow and land-cover products, passive microwave freeze-thaw indicators, and SAR provide complementary constraints, while subsurface ice content remains an inferred condition.[1][2]

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2 Data products
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54 Sensors
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C-SAR —
CityScan —
DikeScan —
FastGBSAR —
InfraScan —
SSMIS —
Verde —
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How to cite this page

Plain text

Permafrost and ground ice. EO-Atlas, SpectraWorks B.V., last reviewed 2026-05-27. https://eo-atlas.org/topics/permafrost (CC BY 4.0)

BibTeX

@misc{eoatlas:topics:permafrost,
  title = {Permafrost and ground ice},
  author = {{EO-Atlas}},
  publisher = {SpectraWorks B.V.},
  year = {2026},
  note = {Last reviewed 2026-05-27. CC BY 4.0},
  url = {https://eo-atlas.org/topics/permafrost}
}