What is the name of this periglacial landform largely spread in the Mackenzie Delta ?

Pingo
Roche Moutonnee
Mud Volcano
Erratic
Pingos are dome-shaped, isolated hills (also called hy­dro­lac­col­ith­s) , formed by ice cores that pushed the per­mafrost upwards. Col­lapsed pingos suggests that there was once per­mafrost in the area. They can be found in north Canada, Alaska, Green­land and Siberia.

Answers distribution

Pingo
Roche Moutonnee
Mud Volcano
Erratic
answers
flagthe United Kingdom
35%
14%
35%
14%
14
flagPoland
27%
26%
29%
16%
889
flagUnknown
20%
28%
34%
16%
181

Gender

men27%
women39%
Pingo
27%
39%
Roche Moutonnee
26%
27%
Mud Volcano
28%
18%
Erratic
17%
13%

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What is the name of this periglacial landform largely spread in the Mackenzie Delta ?
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Details

Author: Mag Adi
Illustration: Adam Jones
Read more: wikipedia Pingo
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