Complex sentence: Avalanches are distinct from mudslides, rock slides, and serac collapses on icefalls; and are distinguishable from the slower cohesive movements of the snowpack due to creep, and glide deformations (cite McClung, what page?).
Split into simpler sentences: Avalanches are distinct from mudslides, rock slides, and serac collapses on icefalls. Furthermore, avalanches are distinct from the slower cohesive movements of the snowpack due to creep, and glide deformations (cite McClung, what page?).