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 Netherlands
46%
7%
46%
0%
13
flagthe United States
45%
15%
40%
0%
20
flagthe United Kingdom
44%
20%
28%
6%
45
flagPoland
35%
24%
26%
12%
2983
flagGermany
31%
37%
31%
0%
29
flagUnknown
22%
26%
34%
16%
549

Gender

men34%
women55%
Pingo
34%
55%
Roche Moutonnee
23%
20%
Mud Volcano
26%
14%
Erratic
15%
9%

Language versions

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What is the name of this periglacial landform largely spread in the Mackenzie Delta ?
56
26%

Details

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