Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years

Changes in area of glaciation and quantity of individual glaciers in basins of rivers Malaya Laba and Belaya (West Caucasus) are investigated. The Glacier Inventories of 1911 [19] and 1967 [10] and space imagery for 2000–2012 are used as the base materials. Sizes of some glacier were corrected in fi...

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Main Authors: Yu. V. Efremov, Yu. G. Ilyichev, A. V. Zimnitsky
Format: Article
Language:Russian
Published: Nauka 2015-03-01
Series:Лëд и снег
Subjects:
Online Access:https://ice-snow.igras.ru/jour/article/view/68
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author Yu. V. Efremov
Yu. G. Ilyichev
A. V. Zimnitsky
author_facet Yu. V. Efremov
Yu. G. Ilyichev
A. V. Zimnitsky
author_sort Yu. V. Efremov
collection DOAJ
description Changes in area of glaciation and quantity of individual glaciers in basins of rivers Malaya Laba and Belaya (West Caucasus) are investigated. The Glacier Inventories of 1911 [19] and 1967 [10] and space imagery for 2000–2012 are used as the base materials. Sizes of some glacier were corrected in field studies by GPS positioning and ground theodolite surveys. It was determined that, like in many other glacier basins of the Great Caucasus, the glaciations in this region decreased. For the period of 1902/1906–2013 the glaciations area reduced by 12.0 km2 (or by 43.8%). For the same period the glacier quantity decreased by eight (11.8%), and in 2013 sixty glaciers remained. According to calculations, mean annual rate of the glacier retreat amount to about 2 m. Small glaciers and snow patches remain in places of melted glaciers which keep some properties of glaciers (so called firn glaciers).
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spelling doaj.art-d72b99fe3cba4bd6b9ad0747b9a85e642023-03-13T08:01:15ZrusNaukaЛëд и снег2076-67342412-37652015-03-01544435310.15356/2076-6734-2014-4-43-5362Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred yearsYu. V. Efremov0Yu. G. Ilyichev1A. V. Zimnitsky2Кубанский государственный университет, Краснодар;Северо-Кавказское межрегиональное территориальное управление по гидрометеорологии и мониторингу окружающей среды, Ростов-на-Дону;Краснодарское региональное отделение Русского географического обществаChanges in area of glaciation and quantity of individual glaciers in basins of rivers Malaya Laba and Belaya (West Caucasus) are investigated. The Glacier Inventories of 1911 [19] and 1967 [10] and space imagery for 2000–2012 are used as the base materials. Sizes of some glacier were corrected in field studies by GPS positioning and ground theodolite surveys. It was determined that, like in many other glacier basins of the Great Caucasus, the glaciations in this region decreased. For the period of 1902/1906–2013 the glaciations area reduced by 12.0 km2 (or by 43.8%). For the same period the glacier quantity decreased by eight (11.8%), and in 2013 sixty glaciers remained. According to calculations, mean annual rate of the glacier retreat amount to about 2 m. Small glaciers and snow patches remain in places of melted glaciers which keep some properties of glaciers (so called firn glaciers).https://ice-snow.igras.ru/jour/article/view/68деградация оледененияизменение климатаклиматические характеристикиледникснежникфирн
spellingShingle Yu. V. Efremov
Yu. G. Ilyichev
A. V. Zimnitsky
Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
Лëд и снег
деградация оледенения
изменение климата
климатические характеристики
ледник
снежник
фирн
title Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
title_full Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
title_fullStr Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
title_full_unstemmed Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
title_short Change of the glaciation dimensions in the basins of Malaya Laba and Belaya Rivers (West Caucasus) for the last hundred years
title_sort change of the glaciation dimensions in the basins of malaya laba and belaya rivers west caucasus for the last hundred years
topic деградация оледенения
изменение климата
климатические характеристики
ледник
снежник
фирн
url https://ice-snow.igras.ru/jour/article/view/68
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AT yugilyichev changeoftheglaciationdimensionsinthebasinsofmalayalabaandbelayariverswestcaucasusforthelasthundredyears
AT avzimnitsky changeoftheglaciationdimensionsinthebasinsofmalayalabaandbelayariverswestcaucasusforthelasthundredyears