the landscape in northern siberia as far as alaska must become step again this is still when it's a matter of restoring the original ego system has no shows to do fortunately or was it unspoiled nature regulates the temperature of the permafrost by itself being the sort of album even at forty degrees below zero on the earth's surface the temperature under the snow cover is only minus ten support at the center of this know what is an excellent insulating layer of the ground underneath doesn't freeze right much less than our pastures the animals dig for grass and trample away the snow it's like pulling your blanket off on a cold night you'd be very cold it's the same thing used to pull if you resettled large populations of herds in this environment they would trample away the winter snow exposing the ground to colder temperatures and preventing the ice from melting so quickly. even small the days.