ENGINEERING-GEONOMIC MAP AND MODEL OF GLACIUM DEPENDENT TYPICALIZATION OF BREAKOUT MOUNTAIN LAKES KYRGYZSTAN

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Published by: SCIENCE, NEW TECHNOLOGIES AND INNOVATIONS OF KYRGYZSTAN, No. 4, 2019

Published in: 19700101

Format: article

Region: Kyrgyzstan

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Abstract: Glaciers, glacial-frozen-moraine lakes, rock glaciers and permafrost play a leading role in shaping the planet’s climate balance. Currently, there are breakthroughs in both the newly formed high-altitude lakes, and which are more than 100 years old, which is connected with the acceleration of the transformation of permafrost, glaci-deformation of moraines and the degradation of glaciers. Dams of the lake represented by rock glaciers are preserved for tens or hundreds of years and have underground drainage channels and geofiltration drainage systems. The transformation of frozen ground massifs and glacial deformation of moraines leads to the breakthrough of lakes due to the formation of cryo-erosion cuttings and the removal of moraine-detrital material with a volume of up to several million cubic meters. With increasing temperature, permafrost degradation and glacier melting, underground drain channels are transformed, expanding to form voids, the collapse of the vaults of which form underground tunnels and erosion depressions on the surface. In connection with the above features, for the first time, engineering-geonomic mapping and modeling of the cryospheric structure of Kyrgyzstan were carried out.

Topics: dams,  glacial lakes ourtburst,  Glaciers,  

Keywords: dams,  engineering geonomy,  explosive lakes,  glaciation,  Glaciers,  interglacials,  moraines,  neotectonics.,  permafrost,  terrace floors,  typification,  Water,  Water Resources,