Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements

The influence of climatic factors on landslides triggers and displacement rates is a crucial research topic, especially due to the growing need to understand the evolution of climate change in historical periods of intense precipitation and anomalous temperature increases. Italy, highly prone to hyd...

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Main Authors: Roberta Narcisi, Salvatore Eugenio Pappalardo, Glenda Taddia, Massimo De Marchi
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-04-01
Series:Frontiers in Earth Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/feart.2024.1365469/full
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author Roberta Narcisi
Salvatore Eugenio Pappalardo
Glenda Taddia
Massimo De Marchi
author_facet Roberta Narcisi
Salvatore Eugenio Pappalardo
Glenda Taddia
Massimo De Marchi
author_sort Roberta Narcisi
collection DOAJ
description The influence of climatic factors on landslides triggers and displacement rates is a crucial research topic, especially due to the growing need to understand the evolution of climate change in historical periods of intense precipitation and anomalous temperature increases. Italy, highly prone to hydrogeological instability, extremely its mountainous regions such as the Alps, stands as a pertinent subject area for instability scenarios. However, the interpretation of climate effects on landslides is still an open issue. This work proposed a simplified methodology for investigating the displacements of three slow-moving landslides located in the Western Alps of Piemonte region, in response to significant meteorological events evaluated from reference normal of precipitation and temperature trends over the reference period 1991–2020. Another purpose is to emphasize the advantages of using different monitoring techniques by comparing displacement time series measured with in situ and remote sensing instruments, to detect ground deformation processes of these gravitational phenomena. The existence of a robust monitoring network, coupled with InSAR dataset support, has allowed detecting climatic factors’ impact on displacement rates for the outlined case studies. The results have demonstrated the relationships between the identified climatic events and variations in displacement time series, as well as the potential of integrating field observations and InSAR techniques to improve the interpretation of landslide dynamics. Although this study has laid the basis for understanding the influence of climatic factors on landslide displacements, there is still much to investigate and refine. The proposed preliminary analysis will further improve the ability to predict, monitor and mitigate landslide risk under changing climate conditions.
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spelling doaj.art-b2c361360be142acbc3f8fed2b8d1d062024-04-08T04:27:39ZengFrontiers Media S.A.Frontiers in Earth Science2296-64632024-04-011210.3389/feart.2024.13654691365469Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacementsRoberta Narcisi0Salvatore Eugenio Pappalardo1Glenda Taddia2Massimo De Marchi3Department of Environment, Land and Infrastructure Engineering (DIATI), Politecnico Di Torino, Torino, ItalyDepartment of Civil, Environmental and Architectural Engineering (ICEA), University of Padua, Padua, ItalyDepartment of Environment, Land and Infrastructure Engineering (DIATI), Politecnico Di Torino, Torino, ItalyDepartment of Civil, Environmental and Architectural Engineering (ICEA), University of Padua, Padua, ItalyThe influence of climatic factors on landslides triggers and displacement rates is a crucial research topic, especially due to the growing need to understand the evolution of climate change in historical periods of intense precipitation and anomalous temperature increases. Italy, highly prone to hydrogeological instability, extremely its mountainous regions such as the Alps, stands as a pertinent subject area for instability scenarios. However, the interpretation of climate effects on landslides is still an open issue. This work proposed a simplified methodology for investigating the displacements of three slow-moving landslides located in the Western Alps of Piemonte region, in response to significant meteorological events evaluated from reference normal of precipitation and temperature trends over the reference period 1991–2020. Another purpose is to emphasize the advantages of using different monitoring techniques by comparing displacement time series measured with in situ and remote sensing instruments, to detect ground deformation processes of these gravitational phenomena. The existence of a robust monitoring network, coupled with InSAR dataset support, has allowed detecting climatic factors’ impact on displacement rates for the outlined case studies. The results have demonstrated the relationships between the identified climatic events and variations in displacement time series, as well as the potential of integrating field observations and InSAR techniques to improve the interpretation of landslide dynamics. Although this study has laid the basis for understanding the influence of climatic factors on landslide displacements, there is still much to investigate and refine. The proposed preliminary analysis will further improve the ability to predict, monitor and mitigate landslide risk under changing climate conditions.https://www.frontiersin.org/articles/10.3389/feart.2024.1365469/fulllandslideclimate impactsdisplacements trendmonitoringInSARAlps
spellingShingle Roberta Narcisi
Salvatore Eugenio Pappalardo
Glenda Taddia
Massimo De Marchi
Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
Frontiers in Earth Science
landslide
climate impacts
displacements trend
monitoring
InSAR
Alps
title Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
title_full Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
title_fullStr Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
title_full_unstemmed Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
title_short Assessing climate impacts on slow-moving landslides in the western Alps of Piemonte: integration of monitoring techniques for detecting displacements
title_sort assessing climate impacts on slow moving landslides in the western alps of piemonte integration of monitoring techniques for detecting displacements
topic landslide
climate impacts
displacements trend
monitoring
InSAR
Alps
url https://www.frontiersin.org/articles/10.3389/feart.2024.1365469/full
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