<p>The study examines the impact of global warming on permafrost soils and the resulting widespread deformation of engineering structures in the Arctic zone of Russia. An analysis of data collected between 2012 and 2024 indicates that rising mean annual air temperatures are already reducing foundation bearing capacity, leading to damage and failure of buildings and infrastructure. As adaptation measures, engineering solutions are proposed, including artificial ground cooling using thermosyphons equipped with thermoelectric modules for existing structures. For newly constructed facilities, a combined application of cooling embankments and geothermal heat pumps (HPs) is recommended. These approaches not only help maintain structural stability, but also allow ground cooling to be utilized as a by-product of the heating system, thereby improving the economic efficiency of the solution.</p>

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Adaptation of Engineering Structures in the Cryolithozone to Global Warming: Analysis of Temperature Changes and Engineering Solutions

  • A. Y. Gunar,
  • L. N. Khrustalev,
  • A. A. Gorbunova

摘要

The study examines the impact of global warming on permafrost soils and the resulting widespread deformation of engineering structures in the Arctic zone of Russia. An analysis of data collected between 2012 and 2024 indicates that rising mean annual air temperatures are already reducing foundation bearing capacity, leading to damage and failure of buildings and infrastructure. As adaptation measures, engineering solutions are proposed, including artificial ground cooling using thermosyphons equipped with thermoelectric modules for existing structures. For newly constructed facilities, a combined application of cooling embankments and geothermal heat pumps (HPs) is recommended. These approaches not only help maintain structural stability, but also allow ground cooling to be utilized as a by-product of the heating system, thereby improving the economic efficiency of the solution.