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Long-term development of palsas and other permafrost-cored mounds in mountainous terrain, Wolf Creek, southern Yukon

Dates

Year
2002

Citation

Coultish, Tara L., 2002, Long-term development of palsas and other permafrost-cored mounds in mountainous terrain, Wolf Creek, southern Yukon: University of Ottawa (Canada).

Summary

Fifty-one frost mounds were examined in Wolf Creek, Yukon Territory (60°30'N, 135°13'W) at an elevation of 1235 m a.s.l. Cryostratigraphic analyses and aerial photographic interpretation were undertaken to investigate the origin and longevity of the mounds, and to assess their utility as climatic indicators. It was determined that 37 mounds were palsas, as evidenced by their dimensions, cryostructure of segregated ice and location within a fen; one mound was a frost blister, as evidenced by its core of intrusive ice; one mound may have been a compound form, with segregation and possibly intrusive ice; and 12 mounds were termed aggradational permafrost mounds as their cores were of segregated ice but they did not fit the locational [...]

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Type
End Note
Reference Item
3397 record import test
Reference File
NWBLCC-20160406.xml

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