Gagarin L

Leonid Gagarin, Ph.D.

Senior Research
Laboratory of Permafrost Groundwater and Geochemistry

Author ID:
Web of Science ResearcherID: J-4238-2018
Scopus ID: 55575351300

Tel.: +7-4112-390833


  • Ph.D. (Geology and Mineralogy), Melnikov Permafrost Institute, 2013. Dissertation: Dynamics of Thermosuffosional Processes in Permafrost, with Special Reference to Central Yakutia
  • M.S. (Engineering Geology and Hydrogeology), Moscow State University, 2008


  • Postdoctoral Fellow, State Key Laboratory of Frozen Soil Engineering, CAS (Lanzhou, China), 2018-2020


  • Geocryological processes
  • Taliks
  • Ground water
  • Permafrost thermal regime
  • Icings

Current Projects

  • SB RAS Basic Research Project, 2021-2025: Groundwater in Permafrost: Origins, Regime, Interactions with Surface Water and Permafrost, and Resource Development (Participant)
  • Russian Foundation for Basic Research – National Natural Science Foundation of China Grant (RFBR Grant No. 20-55-53006), 2020-2022: Rock and Soil Weathering in Cold Environments of Southern Yakutia, Russia and North-Eastern China: Mechanisms and Characteristics (Co-Investigator)
  • RFBR Grant 20-05-00666, 2020-2022: Giant Icings (Taryns) in Northeast Russia as Indicators of Climate Change-Induced Transformation of Permafrost Systems (Co-Investigator)
  • RFBR Project 20-35-70027, 2020-2022: Sources of Streamflow in Small Rivers of Lowland and Mountain Permafrost Areas (Participant)
  • Contract Project, Trust Fund of Future Generations in the Republic of Sakha (Yakutia), 2020-2021: Assessing Alternative Sources for Community Water Supply in the Vilyuy River Basin (Principal Investigator)

Selected Past Projects

  • RFBR–Russian Geographical Society Project 26/2019-И, 2019-2020: Atlas of Giant Icings (Taryns) in North-East Russia (Co-Investigator)
  • SB RAS Basic Research Project IX.127.2.3, 2017-2020: Integrated Studies to Understand the Dynamics of Natural and Human-Affected Landscapes in the East Siberian permafrost region Block 2. Understanding the Interaction between Surface and Ground Water in the Formation and Dynamics of Permafrost Landscapes (Co-Investigator)
  • Contract Project with RDR Group, Yakutsk, 2018: Drilling of a Groundwater Observation Well and Fabrication and Installation of a 3-m Filter Pipe in District 203, Yakutsk (Principal Investigator)
  • SKLFSE201701 Grant from the State Key Laboratory of Frozen Soil Engineering, CAS (Lanzhou, China), 2018-2019
  • RFBR Grant 16-05-01116, 2016-2018: Permafrost Stratigraphy and Cryofacies Analysis of Frozen Ground (Co-Investigator)
  • SB RAS Basic Research Project VIII.69.2.3, 2013-2016. Multidisciplinary Research on Late Pleistocene and Holocene Evolution of Permafrost Landscapes in East Siberia. Block 2. Understanding the Role of Hydrogeological Factors in the Formation and Dynamics of Permafrost Landscapes (Co-Investigator)
  • Core Project VII.63.2.5, 2010-2012. Geocryological Hazards in the Russian North-East: Landscape and Hydrogeological Relationships. Part 2. Evolution of Hydrogeological Systems of Supra- and Intrapermafrost Type and Evaluation of Their Effects on the Landscape Sphere of Yakutia
  • Collaborative Project with the Research Institute for Humanity and Nature, Kyoto, Japan, 2010-2014. Effects of Climate Change on Recharge, Regime and Discharge of Suprapermafrost and Intrapermafrost Water in Central Yakutia
  • Contract Project, OOO NVTs Geoteknologia, 2009-2011. Study of Hydraulic Properties of Soils at Test Sites of New Suprapermafrost Drainage Systems for Buildings and Structures in the Republic of Sakha/Yakutia
  • Public Contract, Republic of Sakha/Yakutia Government. Project 1.2.19, 2008-2010. Study of Hydrogeothermal Conditions in the Intrapermafrost Water Recharge Area in the Bestyakh Terrace
  • SB RAS Project Study of the Current State and Trends in Permafrost Landscape Dynamics Due to Changes in Climate, Hydrogeology and Anthropogenic Activity, 2007-2009. Part 2. Evaluation of the Effects of Hydrogeochemical, Thermal Suffosion, Icings and Other Hydrogeological Processes on the State of Permafrost Landscapes

Field Work (recent)

  • 2020 Anmangynda Icing site in Magadan region – hydrological and meteorological measurements, leveling, vegetation, geomorphology and geology description, water sampling, UAV icing survey
  • 2020 Icing morphometry and groundwater chemistry measurements, Muostakh River valley, southern Yakutia
  • 2020 Icing development and growth observations along the Lena Highway
  • 2020 Icing measurements along the Mirny to Anabar road in Chernyshevsky, western Yakutia
  • 2018-2019 Icing surveys along the Power of Siberia Pipeline route, KM 8895 to Skovorodino
  • 2018 Tibet Plateau (ground temperature measurements, groundwater sampling for isotope analysis)
  • 2008-present Topographic, hydrogeological and geocryological studies at the Bestyakhskaya terrace of the Lena River, Central Yakutia, Russia

Supervision and Advisory Activities

  • Graduate student supervisor (N. Baishev, MPI Graduate Program in Engineering Geology, Geocryology and Geotechnical Engineering)
  • Undergraduate student advisor, North-Eastern Federal University