Anmerkung: Intro -- Organizational Structure of the Fifth World Landslide Forum -- Organizers -- Co-sponsors -- Supporting Organizations with Finance -- Organizing Committee -- Foreword by Mami Mizutori -- Foreword by the Assistant Director-General for the Natural Sciences Sector of UNESCO for the Book of the 5th World Landslide Forum -- Preface I -- Understanding and Reducing Landslide Disaster Risk -- Book Series: ICL Contribution to Landslide Disaster Risk -- The Letter of Intent 2005 and the First General Assembly 2005 -- The 2006 Tokyo Action Plan and the First World Landslide Forum 2008 -- The Second World Landslide Forum 2011 and the Third World Landslide Forum 2014 -- The Sendai Landslide Partnerships 2015 and the Fourth World Landslide Forum 2017 -- The Fifth World Landslide Forum 2020 and the Kyoto Landslide Commitment 2020 -- Call for Partners of KLC2020 -- Eligible Organizations to be Partners of the KLC2020 -- Appendix: World Landslide Forum Books -- Preface II -- References -- Contents -- 1 Monitoring and Early Warning Systems: Applications and Perspectives -- Abstract -- Introduction -- Landslide Monitoring -- Integrated Landslide EWS -- Quincinetto Landslide -- The Monitoring Activities -- Results -- Landslide EWS in a Volcanic Environment -- The Stromboli GBInSAR Monitoring System -- Results -- Landslide Forecasting from Satellite -- Landslide Failure Prediction Using Sentinel-1 -- Results -- Monitoring and Early Warning of Rapid Landslides -- Rockfall Monitoring -- The Gallivaggio Landslide Monitoring System -- The Monitoring Campaign -- Discussion and Conclusions -- Case studies analysis -- Future Perspectives -- Acknowledgements -- References -- Monitoring and Remote Sensing for Landslide Risk Mitigation -- 2 Defining Kinematic and Evolutive Features of Earth Flows Using Integrated Monitoring and Low-Cost Sensors -- Abstract. , Introduction -- The Montaguto Earth Flow -- Landslide Description -- Deformational Structures and Segmentation -- Monitoring of the Movement Velocity -- The Mount Pizzuto Earth Flow -- Landslide Description -- Installation, Distribution and Monitoring of GPS Points -- Earth Flow Movement and Sediment Discharge -- Displacement and Velocity Profiles -- Deformational Pattern and Strain Computation -- The Pietrafitta Earth Flow -- Landslide Description -- Integrated Monitoring System -- A Low-Cost Arduino®-Based Wire Extensometer for the Earth Flow Monitoring -- Conclusion -- References -- 3 Monitoring of Thermoelastic Wave Within a Rock Mass Coupling Information from IR Camera and Crack Meters: A 24-Hour Experiment on "Branická Skála" Rock in Prague, Czechia -- Abstract -- Introduction -- Experiment Settings -- Results and Discussion -- Conclusions -- Acknowledgements -- References -- 4 The Role of Measure of Deep-Seated Displacements in the Monitoring Networks on Large-Scale Landslide -- Abstract -- Introduction -- Material and Methods -- Ground Deformations (On the Surface) -- Deep-Seated Ground Deformations and Water Table -- Results and Discussion -- Ground Deformations (On the Surface) -- Deep-Seated Ground Deformations and Water Table -- Conclusions -- Acknowledgements -- References -- 5 Flow Slides in Uzbekistan: Overview and Case Studies -- Abstract -- Introduction -- General Landslides Statistics -- Self-excited Flow Slides in Loess -- The Achiyak Landslide -- The Khandiza Flow Slide -- The Otbokarsai Flow Slide -- Conclusions -- Acknowledgements -- References -- 6 Long-Term Geophysical Monitoring of Moisture Driven Landslide Processes -- Abstract -- Introduction -- Context and Rationale -- Development of Monitoring Approach -- PRIME System Overview -- Measurement Instrumentation -- Data Telemetry and Control -- Automated Data Processing. , Decision Support -- Case History-Ripley Landslide, Canada. -- Conclusions -- Key Benefits -- Contribution to Landslide Early Warning -- Acknowledgements -- References -- 7 Geophysical Monitoring of Landslides: State-of-the Art and Recent Advances -- Abstract -- Introduction -- Geophysical Methods -- Generalities -- Geophysical Parameters -- Application of Geophysical Methods to Landslide Monitoring -- Geophysical Monitoring of Landslides -- Electrical Methods -- Hollin Hill Site -- Super Sauze Site -- Seismic Methods -- Monte Vecchio Site -- Harmalière Site -- Conclusions -- Acknowledgements -- Appendix 1 -- References -- 8 Geophysical Monitoring of Landslides-A Step Closer Towards Predictive Understanding? -- Abstract -- Introduction -- Recent Advances in Subsurface Imaging and Modelling -- Monitoring and Early Warning Approach -- Study Site -- Monitoring Setup -- Landslide Structure -- Monitoring Results -- Slope Stability Analysis and Prediction -- Conclusions -- Acknowledgements -- References -- 9 Recent Advances in High Spatial Resolution Geophysical Monitoring of Moisture-Induced Landslides -- Abstract -- Introduction -- Geophysical Monitoring at the Hollin Hill Landslide Observatory -- Electrical Resistivity Monitoring -- Seismic Refraction and Passive Seismic Monitoring -- Self-potential Monitoring -- Geotechnical and Geodetic Monitoring -- Integrated Acquisition and Analysis of Electrical Resistivity and Seismic Refraction Data -- Conclusions -- Acknowledgements -- References -- 10 Characteristic Analysis of the Nayong Rock Avalanche Based on the Seismic Signal -- Abstract -- Introduction -- The Nayong Rock Avalanche -- Seismic Data and Method -- Seismic Data -- Method -- The Discrete Element Model -- Results and Discussion -- Simulation Results -- Best Scenario -- Dynamic Process -- Conclusion -- Acknowledgements -- References. , 11 Electrical Resistivity Tomography (ERT) Based Investigation of Two Landslides in Guizhou, China -- Abstract -- Introduction -- Electrical Resistivity Tomography Survey -- Guanling Landslide -- Geological and Climate Setting -- Subsurface Characteristics of the Guanling Landslide -- Shuicheng Landslide -- Geological and Climate Setting -- Subsurface Characteristic of the Shuicheng Landslide -- Summary and Conclusion -- Acknowledgements -- References -- 12 Vibration of Piled Rocks-Which Rock Can Be Removed? -- Abstract -- Introduction -- Test Method -- Result and Discussion -- Conclusion -- References -- 13 Urgent Issues and New Suggestions for Geo-disaster Prevention in Japan -- Abstract -- Introduction -- Debris Flow Disaster in Hofu City, Yamaguchi Prefecture -- Overview of Damage -- Estimation of Debris Flow Frequency Through Dating and Literature Surveys -- Topographic and Geological Conditions and Debris Flow Frequency in Other Areas -- Asa-Minami and Asa-Kita Wards, Hiroshima City -- Oshima Town, Tokyo -- Aso City, Kumamoto Prefecture -- Conclusions -- Acknowledgements -- References -- 14 Development of Resident Participation-Type Slope Measurement/Monitoring System in Mountain Region -- Abstract -- Introduction -- Outline of Takasu Town, Fukui City, Japan -- Concept of Slope Measurement/Monitoring with Residents' Participation -- Monitoring of Dangerous Slopes Using OSV Sensors -- Types of Measuring Equipment and its Principle -- POCKET (A Pocket-Size Light-Emitting Inclination Sensor) -- SOP -- A See-Through Pole -- Installation Location of OSV Measurement Equipment in Takasu Town -- Deformation Monitoring of Valley Side Slope Along City Road (①) -- Deformation Monitoring of Valley Side Retaining Wall Along City Road (②) -- Slope Deformation Measurement Near Rice Terraces (④). , Deformation Monitoring of Block Retaining Walls Along Farm Roads, Block Retaining Walls Behind Elementary School Gymnasiums, and Slopes Behind Houses (③, ⑤, ⑥) -- Development of Observation System and Establishment of Recording Method of Observation Results -- Observation System at the Beginning of Installation of Measurement Equipment -- Door-To-Door Survey for Residents -- Management of Observation Records Using IC Card Reader -- Formation of "Takasu Voluntary Slope Observation Team" -- Communication of Disaster Prevention Information by "handmade Newspaper Takasu-Ikusu" -- Concluding Remarks -- References -- 15 Debris Flow Detection Using a Video Camera -- Abstract -- Introduction -- Event Identification Method -- Common Image Processing Methods -- Total Grey-Level Method -- Laboratory Tests -- Application to Ai-Yu-Zi Creek -- Test Area -- Test Result -- Conclusion -- Acknowledgements -- References -- 16 Landslide Mapping and Monitoring with Satellite Interferometry -- Abstract -- Introduction -- Satellite Interferometry -- The Tuscany Region: Identification of Landslide Accelerations with Sentinel-1 -- Landslide Failure Prediction using with Sentinel-1 -- Conclusions -- Acknowledgements -- References -- 17 Comparison Between PS and SBAS InSAR Techniques in Monitoring Shallow Landslides -- Abstract -- Introduction -- Study Area -- Data and Methods -- Results -- Discussion -- Conclusions -- References -- 18 Analyses of Koitash Landslide, Affecting Mailuu Suu Valley, Kyrgyzstan, Through Integrated Remote Sensing Techniques -- Abstract -- Introduction -- Study Area -- Methods -- Data -- Results -- Concluding Remarks -- Acknowledgements -- References -- 19 Landslide Monitoring in the Main Municipalities of Sikkim Himalaya, India, Through Sentinel-1 SAR Data -- Abstract -- Introduction -- Study Areas -- Data and Methods -- Results. , Discussion and Conclusions.

Anmerkung: Intro -- Organizational Structure of the Fifth World Landslide Forum -- Organizers -- Co-sponsors -- Supporting Organizations with Finance -- Organizing Committee -- Foreword by Mami Mizutori -- Foreword by the Assistant Director-General for the Natural Sciences Sector of UNESCO for the Book of the 5th World Landslide Forum -- Preface I -- Understanding and Reducing Landslide Disaster Risk -- Book Series: ICL Contribution to Landslide Disaster Risk -- The Letter of Intent 2005 and the First General Assembly 2005 -- The 2006 Tokyo Action Plan and the First World Landslide Forum 2008 -- The Second World Landslide Forum 2011 and the Third World Landslide Forum 2014 -- The Sendai Landslide Partnerships 2015 and the Fourth World Landslide Forum 2017 -- The Fifth World Landslide Forum 2020 and the Kyoto Landslide Commitment 2020 -- Call for Partners of KLC2020 -- Eligible Organizations to be Partners of the KLC2020 -- Appendix: World Landslide Forum Books -- Preface II -- Contents -- 1 Introduction-Testing, Modeling and Risk Assessment -- Abstract -- Background -- Part I-Keynote Lectures -- Part II-Recent Development in Physical Modeling of Landslides -- Part III-Recent Development in Numerical Modeling of Landslides -- Part IV-Recent Development in Soil and Rock Testing Techniques, Application and Analysis Methods -- Part V-Recent Advancements in the Methods of Slope Stability and Deformation Analyses -- Part VI-Recent Development in Disaster Risk Assessment -- Conclusions -- Acknowledgements -- References -- Keynote Lectures -- 2 Recent Developments in the Evaluation and Application of Residual and Fully Softened Shear Strengths for the Stability Analyses of Landslides -- Abstract -- Background -- Shearing Behavior of Soil -- Different Modes of Shearing -- Appropriate Shear Strengths -- Importance of Correlations -- Fully Softened Shear Strength. , Background -- Measurement Methods -- Direct Shear Tests -- Triaxial Tests -- Direct Simple Shear Tests -- Ring Shear Tests -- Other Tests -- Interpretation Methods -- Linear Interpolation with Mohr-Coulomb Failure Envelopes -- Nonlinear Failure Envelopes -- Secant Friction Angles -- Influencing Factors -- Weathering -- Mineralogical Composition -- Pore Water Chemistry -- Available Correlations -- Residual Shear Strength -- Background and Meaning -- Measurement Methods -- Ring Shear -- Direct Shear Testing -- Triaxial Testing -- Other Forms of Testing -- Comparison of Results from Different Tests -- Interpretation Methods -- Influencing Factors -- Strain Rate -- Pore Fluid Chemistry -- Clay Content -- Mineralogy -- Moisture Content -- Healing -- Available Correlations -- Correlations Between Residual and Fully Softened Friction Angles -- Discussion -- Summary and Conclusions -- References -- 3 Oso Landslide: Failure Mechanism and Runout Analyses -- Abstract -- Landslide Overview -- Subsurface Conditions -- Prior Landslide History -- 2014 Landslide -- Phase I Slide Mass -- Colluvial Flowslide of Phase I -- Phase II Slide Mass -- Seismic Records -- Runout Analyses -- Liquefied Shear Strength -- DAN3D Results -- ANURA3D Results -- FLO-2D Results -- Summary -- Data Availability Statement -- Acknowledgements -- References -- 4 Numerical Modelling for Slope Stabilizations in Modern Geotechnical Practice -- Abstract -- Introduction -- Landslide Stabilizations Using Structural Elements -- Introduction -- Traditional Techniques for the Design of Slope Stabilizations that Incorporate Structural Elements -- Sources of Uncertainty -- Strength Reduction Method -- Introduction -- Stabilizing Piles -- Complex Stabilizations Using Piles and Anchors -- Dynamic Slope Stability -- Introduction -- Recommended Practice -- Simplified Soil Modelling -- Model Boundaries. , Conclusions -- References -- 5 Recent Advances in the Methods of Slope Stability and Deformation Analyses -- Abstract -- Background -- Historical Perspective of Slope Stability and Deformation Analyses -- Developments in Slope Stability and Deformation Analyses -- Improvements to Computational and Graphical Capabilities -- Case Study -- Case Study -- Macro Level Stability Analysis for Regions -- Case Study -- Case Study -- Growth of Three-Dimensional Slope Stability Analyses -- Case Study -- Case Study -- Probabilistic Slope Stability Analyses and the Incorporation of Risk -- Case Study -- Slope Stability for Unsaturated Slopes -- Methods for Deformation Analyses -- Case Study -- Analysis to be Performed for Landslides -- Case Study -- Discussion -- Summary and Conclusions -- References -- 6 Engineering Risk Mitigation for Landslide Hazard Chains: The Baige Landslides on the Jinsha River in 2018 -- Abstract -- Managing the Risks of Landslide Hazard Chains -- Landslide Hazard Chains on the Jinsha River in 2018 -- The Landslide and Damming at Baige on 10 Oct. 2018 -- The Landslide and Damming on 3 Nov. 2018 -- Principle of Hazard-Chain Risk Management -- The First Test of System Coping Capability: Breaching of the Landslide Dam Formed on 10 Oct. 2018 -- Systematic River-Basin Risk Management -- Likely Hazard Chain Triggered by the 3 Nov. 2018 Landslide -- Dam Breaching and River Flood Routing Analyses -- Engineering Risk Mitigation Measures -- Non-Structural Risk Mitigation Measures -- Systematic Longer-Term Risk Management -- Managing Residual Landslide Risks at Baige -- Managing Longer-Term Landslide Risks at Baige -- Suggested Scientific Topics for Further Research on Landslide Hazard Chain Risk Management -- Summary -- Acknowledgements -- References -- Recent Development in Physical Modeling of Landslides. , 7 Application of Magnetic Tracking System in Laboratory-Scale Rock Avalanche Model Tests -- Abstract -- Introduction -- Magnetic Tracking System -- Background -- Algorithm to Determine Tracker Information -- Laboratory-Scale Rock Avalanche Experiments -- Hardware and Materials Used -- Experimental Set-Up -- Experimental Results -- Validation -- Other Kinematic Quantities -- Concluding Remarks -- Acknowledgements -- References -- 8 A Simple Physically-Based Distributed Translational Landslide Model -- Abstract -- Introduction -- Model Description -- Model Configuration and Input -- Model Testing -- Study Area and Data -- Model Results -- Sirampog Subdistrict -- Kandang Serang Subdistrict -- Future Model Development -- Conclusion and Remark -- References -- 9 Study on the Behaviour of Slope Instability Using Physical Modelling -- Abstract -- Introduction -- Materials and Method -- Soil Properties -- Model Slope Experiment -- Numerical and Slope Stability Analysis -- Results and Discussion -- Physical Modelling -- Numerical Analysis -- Conclusion -- Acknowledgments -- References -- 10 Centrifuge Modelling of Slope Failure Due to Groundwater During Excavation -- Abstract -- Introduction -- Experimental Setup -- Experimental Results -- Prediction of Collapse Using Slope Surface Strain -- Conclusion -- References -- 11 Effects of Relative Density in Progressive Sliding of Tailing -- Abstract -- Introduction -- Experimental Materials -- Instrumentation of Flume Tests -- Results -- Conclusion -- Acknowledgements -- References -- 12 Experimental Studies on the Effect of Vegetation Density to Change Underground Seepage Rate and Stability of Slopes -- Abstract -- Background -- Experimental Methods -- Experimental Modelling Results -- Soil Test Results -- Effects of the Seepage Velocity and Shear Strength of Soil on Slope Stability -- Conclusions. , Acknowledgements -- References -- 13 Laboratory Simulations of Submarine Landslide Failure Mechanisms -- Abstract -- Introduction -- Simulating Submarine Landslide Reactivation in Response to Elevated Pore Fluid Pressures -- Simulating Submarine Landslide Reactivation in Response to Earthquake Loading -- Conclusions -- Acknowledgements -- References -- 14 Laboratory Tests to Simulate the Rainfall Infiltration Process of Pyroclastic Soils Subject to Instability -- Abstract -- Introduction -- Tests With the Physical Model -- Flume Test T1: Homogeneous Deposit -- Flume Test T2: Two-Layered Deposit -- Flume Test T3: Three-Layered Deposit -- Conclusions -- References -- Recent Development in Numerical Modeling of Landslides -- 15 3D Analysis of a Fragmental Rockfall -- Abstract -- Introduction -- UAV Surveys and 3D Terrain Reconstruction -- Rockfall Fractal Fragmentation Model (RFFM) -- Trajectory simulation with RockGIS -- Discussion -- Conclusions -- Acknowledgements -- References -- 16 3D Landslide Models in VR -- Abstract -- Introduction -- Immersive Models -- Modelling versus Visualisation -- An Integrated 'Digital Geohazard Space'? -- Technological Aspects -- Landslides and Potentially Unstable Slopes in VR -- A 'Belgian' Landslide Model -- The Koytash Landslide Case History -- The Rogun Right-Bank Slope Model -- What About Uncertainties in VR? -- Conclusions -- Acknowledgements -- References -- 17 A Coupled Discrete Element and Depth-Averaged Model for Flow-Like Landslide Simulations -- Abstract -- Introduction -- The Coupled Landslide Model -- Discrete Element Method (DEM) Model -- Depth-Averaged Model (DAM) -- Boundary Conditions at the Coupling Interface -- Model Validation and Result -- Experiment of Dam-Break Granular Column Collapse -- Conclusion -- Acknowledgements -- References -- 18 Advanced Methods for Simulating Complex Landslides. , Abstract.