Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost
Abstract Permafrost, known for its high sensitivity to climate change and human activities, plays a crucial role in comprehending the environmental sustainability of Arctic cities. Yakutsk, being the largest city situated in continuous permafrost, has suffered irreversible damage to surface building...
Published in: | Earth Surface Processes and Landforms |
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Online Access: | http://dx.doi.org/10.1002/esp.5736 https://onlinelibrary.wiley.com/doi/pdf/10.1002/esp.5736 |
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crwiley:10.1002/esp.5736 2024-06-02T08:02:23+00:00 Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost Li, Xianglong Zhang, Ze Zheleznyak, Mikhail Jin, Huijun Zhang, Shengrong Wei, Hao Zhai, Jinbang Melnikov, Andrey Gagarin, Leonid Fundamental Research Funds for the Central Universities National Natural Science Foundation of China 2023 http://dx.doi.org/10.1002/esp.5736 https://onlinelibrary.wiley.com/doi/pdf/10.1002/esp.5736 en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Earth Surface Processes and Landforms volume 49, issue 2, page 918-932 ISSN 0197-9337 1096-9837 journal-article 2023 crwiley https://doi.org/10.1002/esp.5736 2024-05-03T11:28:10Z Abstract Permafrost, known for its high sensitivity to climate change and human activities, plays a crucial role in comprehending the environmental sustainability of Arctic cities. Yakutsk, being the largest city situated in continuous permafrost, has suffered irreversible damage to surface buildings due to the widespread permafrost thaw. Therefore, it is imperative to conduct detailed monitoring and assessment of surface deformation to ensure the stable operation of building facilities and to plan urban development situated above the permafrost. This study utilized 138 scenes of Sentinel‐1B images captured between 2017 and 2021 to process the surface deformation variations of Yakutsk using the Persistent Scatterer Interferometric Synthetic Aperture Radar (PS‐InSAR) method. The surface deformation rate map reflects that the study area is undergoing extensive surface subsidence. The cumulative deformation time series maps effectively trace the temporal and spatial evolution of surface deformation, with the highest surface subsidence rates exceeding 40 mm/year and maximum cumulative subsidence exceeding 250 mm. In‐depth analysis of the obtained results indicated that the permafrost in Yakutsk is undergoing degradation, and the primary reason for surface subsidence is the thawing of foundation soils and the degradation of ice‐bearing permafrost. This study provides basic data for the investigation of geohazards caused by surface subsidence in Yakutsk. Article in Journal/Newspaper Arctic Climate change Ice permafrost Yakutsk Wiley Online Library Arctic Yakutsk Earth Surface Processes and Landforms |
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Wiley Online Library |
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English |
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Abstract Permafrost, known for its high sensitivity to climate change and human activities, plays a crucial role in comprehending the environmental sustainability of Arctic cities. Yakutsk, being the largest city situated in continuous permafrost, has suffered irreversible damage to surface buildings due to the widespread permafrost thaw. Therefore, it is imperative to conduct detailed monitoring and assessment of surface deformation to ensure the stable operation of building facilities and to plan urban development situated above the permafrost. This study utilized 138 scenes of Sentinel‐1B images captured between 2017 and 2021 to process the surface deformation variations of Yakutsk using the Persistent Scatterer Interferometric Synthetic Aperture Radar (PS‐InSAR) method. The surface deformation rate map reflects that the study area is undergoing extensive surface subsidence. The cumulative deformation time series maps effectively trace the temporal and spatial evolution of surface deformation, with the highest surface subsidence rates exceeding 40 mm/year and maximum cumulative subsidence exceeding 250 mm. In‐depth analysis of the obtained results indicated that the permafrost in Yakutsk is undergoing degradation, and the primary reason for surface subsidence is the thawing of foundation soils and the degradation of ice‐bearing permafrost. This study provides basic data for the investigation of geohazards caused by surface subsidence in Yakutsk. |
author2 |
Fundamental Research Funds for the Central Universities National Natural Science Foundation of China |
format |
Article in Journal/Newspaper |
author |
Li, Xianglong Zhang, Ze Zheleznyak, Mikhail Jin, Huijun Zhang, Shengrong Wei, Hao Zhai, Jinbang Melnikov, Andrey Gagarin, Leonid |
spellingShingle |
Li, Xianglong Zhang, Ze Zheleznyak, Mikhail Jin, Huijun Zhang, Shengrong Wei, Hao Zhai, Jinbang Melnikov, Andrey Gagarin, Leonid Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
author_facet |
Li, Xianglong Zhang, Ze Zheleznyak, Mikhail Jin, Huijun Zhang, Shengrong Wei, Hao Zhai, Jinbang Melnikov, Andrey Gagarin, Leonid |
author_sort |
Li, Xianglong |
title |
Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
title_short |
Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
title_full |
Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
title_fullStr |
Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
title_full_unstemmed |
Time‐series InSAR monitoring of surface deformation in Yakutsk, a city located on continuous permafrost |
title_sort |
time‐series insar monitoring of surface deformation in yakutsk, a city located on continuous permafrost |
publisher |
Wiley |
publishDate |
2023 |
url |
http://dx.doi.org/10.1002/esp.5736 https://onlinelibrary.wiley.com/doi/pdf/10.1002/esp.5736 |
geographic |
Arctic Yakutsk |
geographic_facet |
Arctic Yakutsk |
genre |
Arctic Climate change Ice permafrost Yakutsk |
genre_facet |
Arctic Climate change Ice permafrost Yakutsk |
op_source |
Earth Surface Processes and Landforms volume 49, issue 2, page 918-932 ISSN 0197-9337 1096-9837 |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1002/esp.5736 |
container_title |
Earth Surface Processes and Landforms |
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1800746889011789824 |