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Guide to Geologic Hazards in Alaska
- Geohazard Types
- Glossary
- Ground ice
- All ice, of whatever origin or age, found below the surface of the ground, esp. a lens, sheet, wedge, seam, or irregular mass of clear nonglacial ice enclosed in perennially or seasonally frozen ground, often at considerable depth.
(Neuendorf, K.K.E. and others, 2005)