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December 20, 2022
Lekhziri Glacier, Georgia Retreat Leads to Separation 1996-2022
Lekhrziri Glacier in 1996 and 2022 Landsat images illustrating the retreat and separation of the three tributaries central (Lc), eastern (Le) and western (Lw). Red arrow indicates 1996 terminus and yellow arrows the 2022 terminus locations Lekhrziri Glacier has been the largest glacier in Georgia, and was until 2011 a compound glacier comprised of three tributaries joining a short distance from the terminus (Tielidze et al 2016). Tielidze et al …
July 30, 2015
Lednik Midagrabin Retreat, Caucasus, Russia
Lednik Midagrabin is a large glacier draining northwest from Gora Dzhimara in North Ossetia, Russia. Stokes et al (2006) examined Caucasus glaciers during the 1985-2000 period and found that 94% of the glaciers have retreated, 4% exhibited no overall change and 2% advanced. The mean retreat rate is 8 m/year, with the largest glacier retreating the fastest. Shahgedanova et al (2009) observed that the retreat was driven by a large rise in summer …
January 1, 2012
Irik Glacier Retreat, Mount Elbrus, Russia
Irik Glacier flows down the southeast flank of Mount Elbrus, the highest peak in the Caucasus Mountains of Russia, red arrow on map points to current terminus of Irik Glacier, top image. The map terminus extended 1 kilometer further down the mountain. The glacier currently begins at 5000 m and descends to 2800 m, bottom image orange arrows indicate main accumulation areas, this compares to a terminus elevation of 2600 …
Dean of Academic Affairs at Nichols College and Professor of Environmental Science at Nichols College in Massachusetts since 1989. Glaciologist directing the North Cascade Glacier Climate Project since 1984. This project monitors the mass balance and behavior of more glaciers than any other in North America.