Аннотация:Mountain glaciers manifest oscillations at different time-scales. Apart from
synchronous reaction to lasting changes, there is asynchronism between climatic forcing
and observed anomalies of the glaciers. Based on general theories on the laws of temporal
dynamics relating to massive inertial objects, the observed interannual changes of
glacier length could result from the accumulation of small anomalies in the heat/water
fluxes. Despite the fact that the original model of the dynamics of mountain glaciers is
deterministically based on the physical law of conservation of water mass, the model of
length change is interpreted as stochastic; from this perspective, it is the Langevin equation
that incorporates the action of temperature anomalies and precipitation like random
white noise. The process is analogous to Brownian motion. Under these conditions, the
Grosser Aletschgletscher (selected as an example) is represented by a system undergoing
a random walk. It was shown that the possible range of variability covers the observed
interval of length fluctuations.