The age and size of the last glacial-underground lake of the Chui basin (Gorny Altai)

Authors

  • Zolnikov I.D. 1
  • Novikov I.S. 1
  • Kurbanov R.N. 2
  • Filatov E.A. 1
  • Glushkova N.V. 1
  • Levitskaya P.S. 2
  • 1 Sobolev Institute of Geology and Mineralogy, Siberian Branch Russian Academy of Sciences, Koptyuga 3, Novosibirsk, 630090, Russia
    2 Institute of Geography, Russian Academy of Sciences, Staromonetny Lane 29, Moscow 119017 Russia

DOI:

https://doi.org/10.31951/2658-3518-2024-A-4-753

Keywords:

glacial-dammed lake, the last glaciation, Chuya basin, Gorny Altai

Abstract

Chronology and size of the last glacier-dammed lake in the Chuya Basin is still actively debated, because it is inextricably linked with the problem of the age and scale of the last glacial megaflood, which passed through the Chuya, Katun, and Ob valleys. For the first time, direct dating of lacustrine sediments of the last glacial-dammed lake of the Chuya Basin reaching up to 1980 m has been carried out. Obtained ages corresponds to the last glacial maximum (MIS-2) and confirms the glaciation of this age in the area within the valet connecting Chuya and Kurai basins.

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Published

2024-08-26

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Articles