If you were in a very cold climate and looking out at an area with many sinkholes and rough terrain, what would you most likely be looking at?
A) Expansive soils
B) Soil compaction
C) Subsidence due to groundwater pumping
D) Thermokarst
E) Disappearing springs

Question

Quizplus · Accepted Answer

The presence of sinkholes and rough terrain in a very cold climate suggests the terrain is experiencing thermokarst. This occurs when frozen ground thaws, causing the ground to collapse and form depressions, which are known as sinkholes. The rough terrain also suggests that the permafrost is thawing, which can cause the ground to become more unstable.

If You Were in a Very Cold Climate and Looking