Relatively Shallow
Even though some frozen sections can be relatively shallow, other regions can stretch as far as 3,000 feet. The bigger the permafrost in this region, the larger the time bomb located underneath this area.
Two Types
However, not all permafrost is the same. It can either be continuous permafrost, which is a single sheet of frozen ground, or it’s discontinuous permafrost, which consists of frozen ground breaking up into numerous pieces.
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