Keynote Lectures, Recent development in evaluation and application of residual and fully softened shear strength for stability analysis of landslides
Oso Landslide: Failure Mechanism and Runout Analyses Numerical Modelling for Slope Stabilizations in Modern Geotechnical Practice
Recent Advances in the Methods of Slope Stability and Deformation Analyses
Engineering Risk Mitigation for Landslide Hazard Chains: the Baige Landslides on the Jinsha River in 2018
Recent Development in Physical Modeling of Landslides, Application of magnetic tracking system in laboratory-scale rock avalanche model tests
A simple physically-based distributed translational landslide model
Behaviour of Slope Instability using Physical and Computational Modelling
Centrifuge Modelling of Slope Failure due to Groundwater during Excavation
Effects of Relative Density in Progressive Sliding of Tailing
Experimental Studies on the Effect of Vegetation Density to Change Underground Seepage Rate and Stability of Slopes
Laboratory simulations of submarine landslide failure mechanisms
Laboratory tests to simulate the rainfall infiltration process of pyroclastic soils subject to instability
Recent Development in Numerical Modeling of Landslides, 3D analysis of a fragmental rockfall
3D landslide models in VR
A coupled discrete element and depth-averaged model for flow-like landslide simulations
Advanced methods for simulating complex landslides
Application of Reciprocal Green's Functions on the Forecast of Submarine Landslide Tsunamis
Deformation characteristics with porewater pressure development of shallow landslide triggered by rainfall infiltration
Debris flow simulations due to landslide dam outburst and considering effective countermeasures
First test results from the SMART-SED simulation tool basin scale sediment yield model
Hazard assessment of a rainfall-induced deep-seated landslide in Hakha city, Myanmar
Landslide hazard zoning based on the integrated simulation model (LS-Rapid)
Numerical models of debris flows with entrainment analysis-case studies from the Republic of Serbia
Numerical simulation of a creeping landslide case in Japan
Numerical simulation of debris flows after ash fall at Mt. Fuji
On the progression of slope failures using inverse velocity of surface movements in an undercut slope model
Rainfall boundary condition in a multiphase Material Point Method
Response of slopes to earthquakes and rainfall
Reproduction of Sedimentation State during Rock Slope Failure Using the Simplified DEM Model
Recent Development in soil and rock testing techniques, application and analysis methods, Analysis of shear strength variability of ash-fall pyroclastic soils involved in flow-like landslides
Comparison of Soil Parameters and Soil Moduli E50 & E70 of Residual Soils used in Stability Analysis
Influence of plant root asperities and architectural traits on soil shear resistance
Modelling of Creep Behavior of Claystone in Mae Moh Open-Pit Mine Using the Soft Soil Creep Model
Monotonic and Cyclic behaviour of tephra layer landslide at Takanodai from the 2016 Kumamoto earthquake
Shearing rate effect on residual strength of typical clay soils in ring shear test
Simple shear tests for unsaturated soils
Simplest Methods of Determining Dynamic Soil Properties for Use in Co-seismic Hazard Analysis
The acoustic emission characteristics and shear behaviour during granular shearing
Recent advancements in the methods of slope stability and deformation analyses, Prediction of deformation of caisson type piles in open cut works and countermeasures employing early closure method
Slope Stability Assessment of Weak and Weathered Rocks with BQ System
Soil databases to assist slope stability assessments in the Eastern Caribbean
The Mt Gamalama instability level in generating landslide-induced tsunami in Ternate Island, Indonesia
Recent Development in Disaster Risk Assessment, Effect of Pore Pressure Dynamics on Progressive Failure in a Clayey Glaciolacustrine Landslide
Engineering Geological Investigation and Slope Stability Analysis for Landslide Hazard Assessment in Indian Himalayas
First considerations about post 2017 wildfire erosion response and debris flows in Susa valley (NW Italy)
Identification of Sliding Surface and Crack Pattern in the Soil Creep, Case Study: Unika Soegijapranata Campus, Semarang, Central Java, Indonesia
Preliminary result of real-time landslide monitoring in the case of the hinterland of Koroška Bela, NW Slovenia
Quantitative risk analysis of earthquake-induced landslides
Role of Remote Sensing Technology in Landslide Risk Management of Hong Kong
The characteristics of the vegetation distribution related to the slope failure caused by the earthquake
Cutting-edge technologies aiming for better outcomes of landslide disaster mitigation.

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