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Mapping Vulnerable Urban Areas Affected by Slow-Moving Landslides Using Sentinel-1 InSAR Data

Marta Béjar-Pizarro, Davide Notti, Rosa M. Mateos, Pablo Ezquerro, Giuseppe Centolanza, Gerardo Herrera, Guadalupe Bru, Margarita Sanabria, Lorenzo Solari, Javier Duro, José Fernández
2017 Remote Sensing  
Here we present a fast and simple methodology to create maps of vulnerable buildings affected by slow-moving landslides, based on two parameters: (1) the deformation rate associated to each building, measured  ...  This methodology can be applied to slow-moving landslides worldwide thanks to the global availability of Sentinel-1 SAR data.  ...  , and decision-makers manage the post-disaster situation in urban areas affected by slow-moving landslides.  ... 
doi:10.3390/rs9090876 fatcat:ktoodjdnoreilga7co4gjpzmuq

Fast detection of ground motions on vulnerable elements using Sentinel-1 InSAR data

Lorenzo Solari, Anna Barra, Gerardo Herrera, Silvia Bianchini, Oriol Monserrat, Marta Béjar-Pizarro, Michele Crosetto, Roberto Sarro, Sandro Moretti
2017 Geomatics, Natural Hazards & Risk  
In this work, we present a procedure for deriving impact assessment maps, over a regional test site, using as starting point Sentinel-1 SAR (Synthetic Aperture Radar) images and a catalogue of elements  ...  The application of the methodology allowed to detect 108 areas affected by active deformation that are threatening one or more elements at risk in 25 municipalities of the three islands.  ...  Acknowledgements This work was carried out in the framework of the European Project 'SAFETY -Sentinel-1 for geohazard prevention and forecasting', ECHO/SUB/2015/718679/Prev02-SAFETY.  ... 
doi:10.1080/19475705.2017.1413013 fatcat:ciznmox255fkfinwypz7cfqwdu

Analysis of Secular Ground Motions in Istanbul from a Long-Term InSAR Time-Series (1992–2017)

Gokhan Aslan, Ziyadin Cakır, Semih Ergintav, Cécile Lasserre, François Renard
2018 Remote Sensing  
By combining the various multi-track InSAR datasets (291 images in total) and analysing persistent scatterers (PS-InSAR), we present mean velocity maps of ground surface displacement in selected areas  ...  Interferometric synthetic aperture radar (InSAR) time series analysis is a very powerful tool for the operational mapping of ground deformation related to urban subsidence and landslide phenomena.  ...  Acknowledgments: SAR (ERS, Envisat and Sentinel) data sets were obtained through the GSNL Marmara Region Permanent Supersite.  ... 
doi:10.3390/rs10030408 fatcat:eqho6hqli5hizg7yfjl753j6sm

A Framework for Studying Hydrology-Driven Landslide Hazards in Northwestern US Using Satellite InSAR, Precipitation and Soil Moisture Observations: Early Results and Future Directions

Zhong Lu, Jinwoo Kim
2021 GeoHazards  
interferometric synthetic aperture radar (InSAR) methods, Tropical Rainfall Measuring Mission (TRMM) satellite precipitation products, and Soil Moisture Active Passive (SMAP) satellite soil moisture data  ...  Precipitation is a major hydrologic trigger for landslides in the northwestern US and around the world.  ...  ALOS-2 PALSAR-2 datasets used for landslide mapping were provided by JAXA (Japan Aerospace Exploration Agency)'s 2nd Research Announcement on the Earth Observations (PI No. ER2A2N109).  ... 
doi:10.3390/geohazards2020002 doaj:d8abcbf4aaa04fcc9f0e7d9c622c6ad8 fatcat:5b5ubr256jdstauh7mbswpavqe

On safe ground? Analysis of European urban geohazards using satellite radar interferometry

Renalt Capes, Richard Teeuw
2017 International Journal of Applied Earth Observation and Geoinformation  
The EC FP7 Space project named PanGeo (2011-2014), used InSAR to map areas of unstable ground in 52 of Europe's cities, representing ~15% of the EU population.  ...  Satellite radar interferometry, or InSAR, offers a remote sensing technique to map mm-scale ground deformation over wide areas given an archive of suitable multi-temporal data.  ...  Using these data, along with other maps, field data, and existing knowledge, each survey mapped polygons of urban geohazard at 1:10,000 scale, classifying them using 19 geohazard types.  ... 
doi:10.1016/j.jag.2017.01.010 fatcat:amdqtjx2kfa2pn7fimnqxzskhq

Satellite Data to Improve the Knowledge of Geohazards in World Heritage Sites

Laura Pastonchi, Anna Barra, Oriol Monserrat, Guido Luzi, Lorenzo Solari, Veronica Tofani
2018 Remote Sensing  
This study proposes a satellite InSAR-based procedure to identify and monitor the temporal and spatial evolution of ground deformation related to slow-kinematic geohazards (slow-moving landslides and ground-subsidence  ...  Unfortunately, not only these geological factors can threaten cultural and natural heritage, but also slow-kinematic phenomena, such as slow-moving landslides (as defined by [9] ) and ground-subsidence  ...  Conclusions The proposed procedure allows mapping and monitoring of the temporal and spatial evolution of slow-kinematic phenomena (slow-moving landslides and ground-subsidence) affecting UNESCO sites,  ... 
doi:10.3390/rs10070992 fatcat:fvg3aacinbe5zohzyw6np5yy5y

Landslide Characterization Applying Sentinel-1 Images and InSAR Technique: The Muyubao Landslide in the Three Gorges Reservoir Area, China

Chao Zhou, Ying Cao, Kunlong Yin, Yang Wang, Xuguo Shi, Filippo Catani, Bayes Ahmed
2020 Remote Sensing  
Considering the high cost of in-situ monitoring equipment and the sparse coverage of monitoring points, the Sentinel-1 images and Interferometric Synthetic Aperture Radar (InSAR) technique were used to  ...  The Muyubao landslide in the Three Gorges Reservoir area in China was taken as a case study.  ...  We thank Liang Xin for helping us in data collection. Conflicts of Interest: The authors declare no conflict of interest. Remote Sens. 2020, 12, 3385  ... 
doi:10.3390/rs12203385 fatcat:ro7zjzvnuva3nd7g6ybblcu24y

Subsidence determined by InSAR – a review

2018 GeoPatterns  
Multi-temporal interferometry or InSAR allows monitoring of a deformation phenomenon at millimetre level, via the generation of mean deformation velocity maps and displacement time series from a data set  ...  This paper presents works in which subsidence phenomena were analyzed by InSAR technique.  ...  Salvi et al. (2012) have demonstrated the importance of InSAR data in the seismic risk management by using the Sentinel 1 satellite data.  ... 
doi:10.5719/geop.3.2/2 fatcat:7pougac3fvhn3a7k4vsxlqxg7q

The contribution of satellite SAR-derived displacement measurements in landslide risk management practices

Federico Raspini, Federica Bardi, Silvia Bianchini, Andrea Ciampalini, Chiara Del Ventisette, Paolo Farina, Federica Ferrigno, Lorenzo Solari, Nicola Casagli
2016 Natural Hazards  
Analysis of satellite SAR data is demonstrated to play a major role in the investigation of landsliderelated events at different stages, including detection, mapping, monitoring, characterization and prediction  ...  In addition, this paper also discusses the limitations that still exist and must be overcome in the coming years to manage the transition of satellite SAR systems towards complete operational use in landslide  ...  Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution  ... 
doi:10.1007/s11069-016-2691-4 fatcat:udsjc3ethbf67h6py6a4cpryei

Regional Recognition and Classification of Active Loess Landslides Using Two-Dimensional Deformation Derived from Sentinel-1 Interferometric Radar Data

Qingkai Meng, Pierluigi Confuorto, Ying Peng, Federico Raspini, Silvia Bianchini, Shuai Han, Haocheng Liu, Nicola Casagli
2020 Remote Sensing  
In this paper, different velocity datasets derived from both ascending and descending Sentinel-1 data are employed to analyze the surface ground movement of the Huangshui region (Northwestern China).  ...  area.  ...  The proposed procedure here presented includes four steps: (1) detection of unstable areas obtained by processing and interpreting Sentinel-1 data, based on the average deformation velocity of both orbit  ... 
doi:10.3390/rs12101541 fatcat:wy4abwlejrfuxa53aqcyibfliq

3D ESTIMATION OF SLOW GROUND MOTION USING INSAR AND THE SLOPE ASPECT ASSUMPTION, A CASE STUDY: THE PUNCAK PASS LANDSLIDE, INDONESIA

N. H. Isya, W. Niemeier, M. Gerke
2019 ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
We used the available Sentinel-1 SAR data from 2014 until 2018. Combination of two orbits is approached by the surface and the nearest-neighbor gridding method.  ...  For the case study area, it appeared that soil materials transferred slowly from the top of main body landslide to the accumulated zone near to the buildings owned by a local resort.  ...  ACKNOWLEDGEMENTS The SAR data are provided by Open Access Copernicus, European Space Agency (ESA).  ... 
doi:10.5194/isprs-annals-iv-2-w5-623-2019 fatcat:tkloj7n3cbdude7bn26ojtj3yy

Evaluation of Rainfall-Induced Landslides triggering using a multidisciplinary approach

Ivo Fustos, Pablo Moreno-Yaeger, Daniel Vasquez, Bastian Morales, Antonieta Silva, Elisa Ramirez
2020 Universitas Scientiarum  
In a large part of South America, slow landslides are triggered by extreme hydrometeorological conditions leading to, for instance, Rainfall-Induced Landslides – RILs.  ...  We conducted our assessment with a temporal analysis of shallow deformations, obtained by synthetic aperture radar interferometry (Sentinel 1 A/B).  ...  Deformation maps from InSAR data were developed by the DFP17-0014 and PII180008 projects projects. Field ERT survey were funded by DI18-0060 and FONDECYT 11180500 projects.  ... 
doi:10.11144/javeriana.sc25-2.eorl fatcat:xjco6u4g35cw7kyxsho2bpqwwa

Basin Scale Assessment of Landslides Geomorphological Setting by Advanced InSAR Analysis

Francesca Bozzano, Paolo Mazzanti, Daniele Perissin, Alfredo Rocca, Pierfederico De Pari, Marco Discenza
2017 Remote Sensing  
in an area intensively affected by such a type of risk.  ...  Field surveys and interpretation of aerial photos and other remote sensing data (both ground based and satellite based) are useful not only to properly interpret InSAR results but also to attain basic  ...  Acknowledgments: The present work has been carried out in the framework of the Cat-1 project "Landslides forecasting analysis by time series displacement derived from Satellite and Terrestrial InSAR data  ... 
doi:10.3390/rs9030267 fatcat:75xl2aqmenaohlsnruqf6fac7m

Remote Sensing for Landslide Investigations: An Overview of Recent Achievements and Perspectives

Marco Scaioni, Laura Longoni, Valentina Melillo, Monica Papini
2014 Remote Sensing  
In the last decades, a significant increase in landslide frequency took place, in concomitance to climate change and the expansion of urbanized areas.  ...  The first class comprehends techniques for landslide recognition, i.e., the mapping of past or active slope failures.  ...  Persistent Scatterer SAR interferometry (PSI) is very suitable for monitoring large areas affected by deep-seated slow-moving landslides [156, 166, 171] .  ... 
doi:10.3390/rs6109600 fatcat:af5qjdswareyhi7lqclhib2hey

Vulnerability Assessment of Buildings due to Land Subsidence using InSAR Data in the Ancient Historical City of Pistoia (Italy)

Pablo Ezquerro, Matteo Del Soldato, Lorenzo Solari, Roberto Tomás, Federico Raspini, Mattia Ceccatelli, José Antonio Fernández-Merodo, Nicola Casagli, Gerardo Herrera
2020 Sensors  
In this work, the wide-area mapping capability of Sentinel-1 was used in synergy with the COSMO-SkyMed high resolution SAR data to characterize ground subsidence affecting the urban fabric of the city  ...  The launch of the medium resolution Synthetic Aperture Radar (SAR) Sentinel-1 constellation in 2014 has allowed public and private organizations to introduce SAR interferometry (InSAR) products as a valuable  ...  areas are affected by land subsidence.  ... 
doi:10.3390/s20102749 pmid:32408501 pmcid:PMC7294418 fatcat:2wxv3oikyzdippfopuqwosigpa
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