Permafrost

Question 1

what is permafrost

Answer 1

A layer of permanently frozen soil (has to be 0 or below for more than 2 years)

Question 2

List three consequences of permafrost thawing

Answer 2

-loss of infrastructure
-landslides
-release of stored carbon
-increase of vegetation

Question 3

Does the thawing of permafrost actively contribute to global warming?

Answer 3

Yes, since thawing it will release powerful greenhouse gases