The Mass Balance of the Kozelsky Glacier in Kamchatka for 1977–2022

Variations in the volume of the Kozelskii Glacier in Kamchatka over 1977–2022 are evaluated. The glacier area virtually has not changed over this period; its front has advanced by almost 0.7 km, the volume has decreased by 34.15 ± 6.74 million m3, the surface has dropped by an average of 17.3 m, the cumulative mass balance was –14.70 ± 3.94 m w.e., and the specific average annual balance was –0.33 m w.e./year. The advance of the front line has slowed over the past 10 years and was about 5 m/year.