Permafrost is __.
A) a type of glacial soil
B) a result of the freeze-thaw cycle
C) material below the ground surface that remains continuously frozen over the course of many years
D) a persistent coating of ice on top of the ground surface
E) an expensive and very stylish brand of freezer

Question

Quizplus · Accepted Answer

Permafrost is defined as material below the ground surface that remains continuously frozen over the course of many years. It is found in cold regions, such as Alaska and Siberia, and can be several hundred meters thick.

Permafrost Is __