Types of Gullies and Ravines in Tundra in the Northern Pechora Plain and Gydan Peninsula (Tipy Ovragov i Balok v Tundre na Severe Pechorskoi Nizmennosti i Gydanskogo Poluostrova),

The factors are noted which affect formation of a ravine-gully network in the Northern Pechora Plain and Gydan Peninsula. Erosion reacts sharply to all irregularities both in the primary relief and that caused by secondary processes. Among the latter, the frozen ground processes are basic for the tundra zone. The presence of frozen ground and neves determines many typical features in the erosion network. Its general feature in the tundra zone is the fact that one as dealing most often with forms of mixed origin rather than with purely erosive forms, with the participation of frozen ground processes.