Lithalsa

Lithalsa is a frost-induced raised land form in permafrost areas with mineral-rich soils, where a perennial ice lens has developed within the soil. The term sometimes also refers to palsas and pingos.

References

↑ Ballantyne, Colin K. (2018-01-16). Periglacial Geomorphology. John Wiley & Sons. p. 110. ISBN 978-1-4051-0006-9.

External links

Stone Circles Explained, about stone structures created by frost heaving

Periglacial environment

Landforms

Patterned ground	Frost boil Polygons Solifluction lobes and sheets Sorted stripe Stone ring

Processes

Soils and deposits

Biomes and ecotones

Climate

Overview

Types

Landforms
and processes

Impact

Construction	Dempster Highway Qinghai–Tibet railway Trans-Alaska Pipeline
Thaw	Abrupt Antarctica Arctic Norway Russia Thaw depth

Sites and
case studies

Explorers
and scholars

Organizations
and research

Institutes	Cold Regions Research and Engineering Laboratory International Arctic Research Center Melnikov Permafrost Institute National Snow and Ice Data Center Permafrost tunnel Woodwell Climate Research Center
Associations and networks	Circumpolar Active Layer Monitoring Global Terrestrial Network for Permafrost International Permafrost Association Permafrost Young Researchers Network
Journals	Permafrost and Periglacial Processes
Theme parks	Permafrost Kingdom Pleistocene Park
Other	Ice age species

Related fields

Category

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