Gelisols are an order in USDA soil taxonomy. They are soils of very cold climates which are defined as containing permafrost within two meters (6 ft 7 in) of the soil surface.

Aug 16, 2023 · Gelisols are soils that occur in very cold regions and have permafrost or frozen materials within 100 cm of the soil surface. They cover about 9% of the ice-free land area, …

Gelisols (permafrost‐affected soils in US Soil Taxonomy) are extensive in Alaska, currently occurring on ∼45% of the land area of the state.

Gelisols are characterized by the presence of permafrost (soil temperature below 0 °C [32 °F]) for at least two years in succession within two metres (about six feet) of the land surface.

Mar 23, 2012 · Gelisols, in a nutshell, are soils that are frozen. They are soils that have permafrost (frost, i.e. frozen soil, that is present year-round) within 100 cm of the soil surface, …

Gelisols are soils with permafrost within 2 meters of the surface. These soils generally have limited profile development. Most of the soil forming processes in these soils occur near the …

Gelisols are soils that have permafrost near the soil surface and/or have evidence of cryoturbation (frost churning) and/or ice segregation.

May 8, 2013 · In this issue of Soil Horizons, Dr. C.L. Ping, Palmer Research Center, Agricultural & Forestry Experiment Station, University of Alaska—Fairbanks, discusses cryogenesis and …

Histic Aquaorthel Oi - Oa - Bg1 - Bg2 - Wf/Bgf - Cf Location: Near the Brooks Mountain Range, Alaska. Photo by D.Weindorf

Gelisols are an order in USDA soil taxonomy. They are soils of very cold climates which are defined as containing permafrost within two meters of the soil surface.