the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
Multi-temporal landslide activity investigation by spaceborne SAR interferometry: Polish Carpathians case study
Abstract. The main goal of this research is the activity state verification of existing landslide inventory maps using Persistent Scatterer Interferometry (PSI). The study was conducted in Małopolskie municipality, a rural setting with a sparse urbanization in Polish Flysch Carpathians. PSI have been applied using Synthetic Aperture Radar (SAR) data from ALOS PALSAR, and Sentinel 1A/B from different acquisition geometry (ascending and descending orbit) to increase PS coverage and overcome geometric effects due to layover and shadowing. The Line-Of-Sight PSI measurements were projected to the steepest slope, which allows to homogenize the results from diverse acquisition modes and to compare displacement velocities with different slope orientations. Additionally, landslide intensity (motion rate) and expected damages maps were generated and verified during filed investigations. High correlation between PSI results and in-situ damage observations has been confirmed. Activity state and landslide-related expected damage map have been confirmed for 43 out of a total of 50 landslides investigated in the field. The short temporal baseline provided by Sentinel satellite 1A/B data allows increasing of the PS density significantly. The study substantiates usefulness of SAR based landslide activity monitoring for land use and land development, even in rural areas.
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Preprint
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Supplement
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This preprint has been withdrawn.
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Interactive discussion
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RC1: 'Multi-temporal landslide activity investigation by spaceborne SAR interferometry: Polish Carpathians case study', Anonymous Referee #1, 10 May 2020
- AC1: 'Answer to the reviewer 1', Kamila Pawluszek-Filipiak, 24 Jul 2020
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RC2: 'reviewer's comments', Anonymous Referee #2, 14 May 2020
- AC2: 'Answer to the reviewer 2', Kamila Pawluszek-Filipiak, 24 Jul 2020
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RC3: 'Reviewer's comments', Anonymous Referee #3, 22 May 2020
- AC3: 'Answer to the reviewer 3', Kamila Pawluszek-Filipiak, 24 Jul 2020
Interactive discussion
-
RC1: 'Multi-temporal landslide activity investigation by spaceborne SAR interferometry: Polish Carpathians case study', Anonymous Referee #1, 10 May 2020
- AC1: 'Answer to the reviewer 1', Kamila Pawluszek-Filipiak, 24 Jul 2020
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RC2: 'reviewer's comments', Anonymous Referee #2, 14 May 2020
- AC2: 'Answer to the reviewer 2', Kamila Pawluszek-Filipiak, 24 Jul 2020
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RC3: 'Reviewer's comments', Anonymous Referee #3, 22 May 2020
- AC3: 'Answer to the reviewer 3', Kamila Pawluszek-Filipiak, 24 Jul 2020
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Cited
Kamila Pawluszek-Filipiak
Mahdi Motagh
Andrzej Borkowski
This preprint has been withdrawn.
- Preprint
(4529 KB) - Metadata XML
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Supplement
(383 KB) - BibTeX
- EndNote