| Term: | Multiple retrogressive slide |
| Definition: | A type of mass movement associated with shear failure in unfrozen sediments underlying permafrost, leading to detachment of blocks of frozen ground that move downslope. |
| Term: | Multiple retrogressive slide |
| Definition: | A type of mass movement associated with shear failure in unfrozen sediments underlying permafrost, leading to detachment of blocks of frozen ground that move downslope |