When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...
On Wednesday, 10 February 2016 from 9 :00 a.m. to 1:00 p.m. (USA Mountain Time), some applications on our web site may be unavailable due to system maintenance. We apologize for any inconvenience this may cause you.
This study investigates the thickness of the active
layer of palsas in northernmost Finland and temporal, local, and
regional differences in the thawing of palsas there. (Seppala
1983). Probes of frost depth were made over a 9-year period, a
total of 185 measurements in 17 palsa bogs at sites ranging from
50 - 490 m in altitude. Thermal gradients were also measured ;
weather observations were taken at two sites.