a
b
c
d
Fig. 36. Contours of glaciers No. 255 - 257 (Banguriani), No. 258 and No. 259 (Komkavshireli): a − according to the topographic map b − according to the image of the Landsat 7 ETM+ sensor on August 31, 2010, c − according to the image of the Landsat 8 OLI TIRS sensor on September 5, 2015, d − according to the image of the Landsat 8 OLI TIRS sensor on September 11, 2020.
