Varlamov S        


Stepan Varlamov, Ph.D.



Senior Research Scientist
Laboratory of Permafrost Geothermics



РИНЦ
Author ID: https://www.elibrary.ru/author_profile.asp?id=63432
ORCID: 0000-0003-2021-9686
Web of Science ResearcherID: V-9370-2018
Scopus ID: 22958732100


Tel.: 7-4112-390832
Email: svarlamov@mpi.ysn.ru


Education and Degrees

  • Ph.D. (Geography), Permafrost institute, 1999. Dissertation: Ground Temperature Regime in Permafrost Landscapes of Central Yakutia
  • M.S. (Geography), Voronezh State University, 1980


Research Interests

  • permafrost thermal regime
  • spatial and temporal variations
  • anthropogenic effects
  • linear infrastructure in cold regions
  • mitigation techniques for road and railroad embankments


Current and Recent Projects

  • SB RAS Basic Research Project, 2021-2025: The Thermal Field and Permafrost in Northeastern Russia: Controls and Dynamics (Participant)
  • Contract Project, Institut Giprostroymost St Petersburg AO, 2020: Permafrost Characterization for the Lena River Toll Bridge Project Site Investigation (Co-Principal Investigator)
  • SB RAS Basic Research Project IX.135.2.1, 2017-2020: Subsurface Temperature Field and Permafrost Transformation in Northern Asia and Central Asian Mountains – Block 3. Thermal Response of Upper Permafrost to Climate Change and Human Impacts. Modeling and Prediction (Principal Investigator)
  • Contract Project, Sakhatelecom Co. (Yakutsk), 2019: Identifying Potential Thermokarst Areas along the Proposed Fiber Optic Cable Line from Mirny to Suntar to Vilyuisk (Participant)
  • Contract Project, Sakhatelecom, 2019: Developing Guidelines for Selecting Burial Depth of Fiber Optic Cables with Permissible Crush (3 kN/cm2 to 7 kN/cm2) and Tensile (7 kN/cm2 to 40 kN/cm2) Loads in the Active Layer of Permafrost in the Section from Udachny to Verkne-Munskoe to Olenek (Participant)
  • Contract Project, Kibor OOO, 2019: Ground Temperature Measurements in the City of Yakutsk (Principal Investigator)
  • RFBR Project 18-41-140008\18, 2018-2020: Developing a Numerical Modelling Procedure for Adverse Permafrost Processes Caused by Climate Change and Anthropogenic Effects (Co-Investigator)
  • Contract Project, Larionov Institute of Physical and-Technical Problems of the North, Yakutsk, 2018-2020: Investigation of Permafrost Changes and Assessment of Related Hazards on Linear Infrastructure in the Power of Siberia Pipeline Corridor in a Changing Climate (Participant)
  • Russian Foundation for Basic Research (RFBR Grant No. 18-55-53041) – National Natural Science Foundation of China (NSFC), 2018-2019: A Comparative Study of the Influence of Convection Flows of Water and Air on State of Permafrost in the Aldan-Stanovoy Upland and the Tibetan Plateau (Co-Investigator)
  • Contract Project, Giprosvyaz PAO, Sakhatelecom (Yakutsk), 2018: Guidelines for Selecting Burial Depth of Fiber Optic Cables with Permissible Crush (0.4 kN/cm2 to 7 kN/cm2) and Tensile (7 kN/cm2 to 40 kN/cm2) Loads in the Active Layer of Permafrost in Amga, Mege-Khangalas, Ust-Aldan, Khangalas, Churapcha, Tatta and Olekminsk Districts, Sakha (Yakutia) (Co-Investigator)
  • Second Yakutia Expedition Project (MPI), 2017: Comprehensive Investigation and Mapping of the State of Permafrost in Yakutia for Elaborating Scientific Guidelines and Technologies for Socio-Economic Development (Participant)
  • Contract with the Municipality of Yakutsk, 2016: Assessment of the Current Permafrost and Groundwater Conditions in Yakutsk (Co-Investigator)


Field
Work

  • 2005-present – thermal monitoring of the railroad – environment system in ice-rich permafrost terrain, Central Yakutia
  • 2018-2019 – permafrost and terrain investigations along the Power of Siberia Pipeline corridor
  • 1987-present – permafrost and terrain investigations along the northern portion of the Tommot-Nizhnyi Bestyakh railroad, Central Yakutia
  • 1995-present – ground temperature monitoring at Chabyda and Tuymaada sites, Central Yakutia
  • 2002 – permafrost and terrain investigations along the Talakan-Vitim oil pipeline route
  • 2000 – permafrost and terrain investigations along the Ulak-Elga railroad route, southern Yakutia (Field Team Leader)
  • 1991 – permafrost and terrain investigations in the Kolyma River valley for the Srednekanskaya hydropower project (Field Team Leader)
  • 1989-1990 – permafrost and terrain investigations in the Amguema River valley, Chukchi Peninsula (Field Team Leader)
  • 1982-1983 – year-round heat balance observations at Chabyda site, Central Yakutia
  • 1981 – seasonal heat balance observations on slopes, Kular, subarctic Yakutia


Teaching Involvement

  • Field practice guidance, and term paper and graduate thesis supervision of North-Eastern Federal University students