Subsea Permafrost
Подводная Мерзлота
P. P. Overduin,
H.-W. Hubberten & M. N. Grigoriev
Subsea permafrost
Grosse et al. (2011)
IPA
East Siberian Shelf
East Siberian Shelf IPA Permafrost Extent
Brown et al. (1997)
IPA extent
East Siberian Shelf Modelled Extent
Hubberten & Romanovskii (2003)
ice-bonded ice-bearing
Romanovskii, Hubberten, Gavrilov, Eliseeva, Tipenko (2005)
< 100 m 100-200 m 200-300 m 300-400 m 400-600 m
Modelled Thickness
Laptev Sea East
Siberian Sea
East Siberian Shelf Modelled Extent
Zhigariev (1997)
relict ice-bonded permafrost ice-free cryotic sediment
Drilling in coastal waters
Degradation follows flooding
Drilling method
Sediment
ca. 20 cm