LIST OF FIGURES

Figure 1. Location of the Kuibyshev reservoir on the Volga river and the two study sites in the East of the Russian Plain.

Figure 2. Aerial (2019) and oblique views of the shoreline and the landslide body at Site 1.

Figure 3. Aerial view (2019) of Site 2 with landslide polygon.

Figure 4. Views on the landslide at Site 2 in 2003 (A) and in 2019 (B)

Figure 5. Used scanning equipment - Trimble GX (A) and point clouds for Site 1 (2014) (B)

Figure 6. Site 1. Part of the study area in November 2013 (A) and June 2014 (B). The white line shows a block landslide, and the yellow line shows an abrasion scarp.

Figure 7. Variability of total month precipitation >10 mm.month^-1 for the summer-fall periods of 2012 and 2013 at the study sites.

Figure 8. Site 1. 3D-model (2019) with location (A) of slope profiles 1 (B) and 2 (C) of the abrasion-slope at site 1

Figure 9. Site 1. Slope profile changes at site 1 in the period 2012-2019 (blue line) and 2014-2019 (green)

Figure 10. Site 2 depicted on the aerial images of 1958 (A), 1985 (B), and 1987 (C)

Figure. 11. Site 2. Digital Globe image (2020). Evolution of landslide scarp edge and shoreline between 1958 and 2019

Figure 12. Evolution of the annual landslide scarp retreat rate at Site 2 since 2002, when high-precision instrumental fieldwork began.