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.
zasięg: raczej globalneAlaskaCanadageology
Odpowiedzi według kraju
Pingo
Roche Moutonnee
Mud Volcano
Erratic
odpowiedzi
Irak
10
Polska
33
Indie
44
Wielka Brytania
26
Stany Zjednoczone
51
Nieznany
19