A Framework for Studying Hydrology-Driven Landslide Hazards in Northwestern US Using Satellite InSAR, Precipitation and Soil Moisture Observations: Early Results and Future Directions
Abstract
:1. Introduction
2. Methodology
2.1. InSAR Methods and Offset Tracking for Mapping Landslide Movements
2.2. Mapping Landslide Runouts with Digital Elevation Model (DEM), SAR Intensity Images and InSAR Coherence Products
2.3. Precipitation Observations from Space and Ground
2.4. Soil Moisture Measurements Using SMAP
2.5. Landslide Basal Geometry and Volume from Inversion of InSAR Displacement
2.6. Understanding the Delay between Landslide Movement and Precipitation—Pore-Water Pressure Diffusion Modeling
2.7. Landslide Runout Simulation
3. Early Results
3.1. Updating Landslide Inventory with InSAR
3.2. Landslide Dynamics Inferred from InSAR: Three Case Studies
3.2.1. Cascades Landslide Complex
3.2.2. Hooskanaden Landslide
3.2.3. Gold Basin Landslide
4. Discussion
4.1. Limitations of InSAR on Landslide Monitoring
4.2. Future Developments of InSAR Studies of Landslides: Landslide Slope Stability Analysis from Physics-Based Modeling
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Lu, Z.; Kim, J. A Framework for Studying Hydrology-Driven Landslide Hazards in Northwestern US Using Satellite InSAR, Precipitation and Soil Moisture Observations: Early Results and Future Directions. GeoHazards 2021, 2, 17-40. https://doi.org/10.3390/geohazards2020002
Lu Z, Kim J. A Framework for Studying Hydrology-Driven Landslide Hazards in Northwestern US Using Satellite InSAR, Precipitation and Soil Moisture Observations: Early Results and Future Directions. GeoHazards. 2021; 2(2):17-40. https://doi.org/10.3390/geohazards2020002
Chicago/Turabian StyleLu, Zhong, and Jinwoo Kim. 2021. "A Framework for Studying Hydrology-Driven Landslide Hazards in Northwestern US Using Satellite InSAR, Precipitation and Soil Moisture Observations: Early Results and Future Directions" GeoHazards 2, no. 2: 17-40. https://doi.org/10.3390/geohazards2020002