Malcolm G. Anderson, is founder and Editor-in-Chief of Hydrological Processes, the international research journal published by Wiley. Professor Anderson has longstanding research interests in the fields of numerical hydrology and geotechnical model development for landslide prediction. He has held full year appointments as a Senior Research Hydrologist, for the U.S. Corps Engineers Waterways Experiment Station, USA and the Geotechnical Control Office, Hong Kong. Sue M. Brooks is a Reader in Environmental Systems Analytics at Birbeck, University of London. She has also lectured at the University of Oxford and the University of Bristol.

• List of Contributors. Foreword (R. Chorley).INTRODUCTION.Hillslope Processes: Research Prospects (M. Anderson and S. Brooks).HILLSLOPE HYDROLOGICAL PROCESSES.An Evolving Perceptual Model of Hillslope Flow at the Maimai Catchment (D. Brammer and J. McDonnell).Runoff and Erosion from a Rapidly Eroding Pinyon—Juniper Hillslope (B. Wilcox; et al.)Time-Dependent Changes in Soil Properties and Surface Runoff Generation (T. Burt and M. Slattery).Hydrological Impact of a High-Magnitude Rainfall Event (R. Evans).Short-term Hydrological Response of Soil Water and Groundwater to Rainstorms in a Deciduous Forest Hillsope, Georgia, USA (E. Ratcliffe, et al.).Modelling the Influence of Afforestation on Hillslope Storm Runoff (T. Davie).HILLSLOPE SOLUTE PROCESSES.Movement of Water and Solutes from Agricultural Land: The Effects of Artificial Drainage (A. Armstrong and G. Harris).Nitrogen and Phosphorous Flows from Agricultural Hillslopes (K. Goulding, et al.).Phosphorus Fractionation in Hillslope Hydrological Pathways Contributing to Agricultural Runoff (R. Dils and A. Heathwaite).Nutrient Cycling in Upland Catchment Areas: The Significance of Organic Forms of N and P (A. Edwards, et al.).Identification of Critical Source Areas for Phosphorus Export from Agricultural Catchments (W. Gburek, et al.).Pathways and Forms of Phosphorus Losses from Grazed Grassland Hillslopes (P. Haygarth andd S. Jarvis).Modelling the Solute Uptake Component of Hillslope Hydrochemistry: Are Flow Times and Path Lengths Important during Mineral Dissolution (S. Trudgill, et al.).SOIL PROCESSES ON HILLSLOPES.The Influence of Slope on the Nature and Distribution of Soils and Plant Communities in the Central Brazilian (P. Furley).Nitrous Oxide Emissions from a Range of Soil—Plant and Drainage Conditions in Belize (R. Rees, et al.).A Soil—Landscape Continuum on a Three-Dimensional Hillslope, Quantock Hills, Somerset (S. Park, et al.)Modern Fluvial Processes on a Macroporous Drift-Covered Cavernous Limestone Hillslope, Castleton, Derbyshire, UK (P. Hardwick and J. Gunn).Examining the Factors Controlling the Spatial Scale of Variation in Soil Redistribution Processes from Southwest Niger (A. Chappell, et al.).Variation in Tree Communities and Soils with the Slope in Gallery Forest, Federal District, Brazil (M. da Silva Júnior, et al.).The Significance of Soil Profile Differentiation to Hydrological Response and Slope Instability: A Modelling Approach (S. Brooks and A. Collison).SOIL EROSION ON HILLSLOPES.Soil Erosion by Water: Problems and Prospects for Research (J. Boardman).The Particle-Size Selectivity of Sediment Mobilization from Devon Hillslopes (P. Stone and D. Walling).Shifts in Rates and Spatial Distributions of Soil Erosion and Deposition under Climate Change (D. Favis-Mortlock and M. Savabi).Simulation of Radiocaesium Redistribution on Cultivated Hillslopes using a Mass-Balance Model: An Aid to Process Interpretation and Erosion Rate Estimation (T. Quine, et al.).Errosional Response to Variations in Interstorm Weathering Conditions (R. Bryan).Field Studies of Runoff Processes on Restored Land in South Wales and the Design of Channels for Erosion Control (R. Hodgkinson and A. Armstrong).On the Complexity of Sediment Delivery in Fluvial Systems: Results from a Small Agricutural Catchment, North Oxfordshire, UK (M. Slattery and T. Burt).Verification of the European Soil Erosion Model (EUROSEM) for Varying Slope and Vegetation Conditions (R. Morgan).Validation Problems of Hydrologic and Soil-Erosion Catchment Models: Examples from a Dutch Erosion Project (A. De Roo).GULLY DEVELOPMENT PROCESSES.Thresholds of Channel Initiation in Historical and Holocene Times, Southeastern Australia (I. Prosser).The role of Sideslopes Gullies in the Production and Delivery of Sediment to Contemporary Terraces, Rambla del Hornillo, Southern Spain (H. Faulkner).Holocene Hillslope Gully Systems in the Howgill Fells, Cumbria (A. Harvey).Unsaturated Stength and Preferential Flow as Controls on Gully Head Development (A. Collison).SLOPE STABILITY.Landslides and Stability in the Nepalese Middle Hills under Seasonal and Agricultural Land-Use Change Scenarios (K. Wu and J. Thornes).Developemnts in Slope Hydrology—Stability Modelling for Tropical Slopes (M. Anderson, et al.).The Mechanics and Landforms of Deep-Seated Landslides (D. Petley).The Assessment and Modelling of Hydrological Failure Conditions of Landslides in the Puriscal Region (Costa Rica) and the Manizales Region (Colombia) (M. Terlien, et al.).The Effects of Grass Roots on the Shear Strength of Colluvial Soils in Nrpal (C. Lawrance, et al.).Development of an Episodic Landform Change Model based upon the Black Ven Mudslide, 1946-1995 (D. Brunsden and J. Chandler).Coastal Slope Development: Temporal and Spatial Periodicity in the Holderness Cliff Recession (J. Pethick).TROPICAL HILLSLOPE PROCESSES.A New Approach towards the Quantification of Runoff and Eroded Desiment from Bench Terraces in Humid Tropical Steeplands and its Application in South-Central Java, Indonesia (L. Bruijnzeel and W. Critchley).Hydrological Pathways and Water Chemistry in Amazonian Rain Forest (H. Elsenbeer and A. Lack).Observations and Slope Processes in a Tropical Rain Forest Environment Before and After Forest Plantation Establishment (A. Malmer).Tectonics and Relief in Tropical Forested Mountains: The Gipfelflur Hypothesis Revisited (A. Dykes and J. Thornes).SEMI-ARID HILLSLOPE PROCESSES.Hillslope Response to Extreme Storm Events: The Example of the Vaison-La-Romaine Event (J. Wainwright).Geomorphological Implications of Vegetation Patchiness on Semi-arid Slopes (J. Puigdefábregas and G. Sánchez).Runoff and Erosion on Semi-arid Hillslopes (A. Parsons, et al.).Cuesta Scarp Forms and Processes in Different Altitudinal Belts of the Colorada Plateau as Indicators of Climate Change (K. Schmidt and P. Meitz).Modelling the Complexity of Land Surface Response to Climatic Variability in Mediterranean Environments (M. Mulligan).PERIGLACIAL HILLSLOPE PROCESSES.Processes of Thaw-Induced Mass Movement in Non-cohesive Soils: Results of an Industrumented Slope Simulation Experiment (C. Harris and M. Davies).Paraglacial Slope Adjustment during Recent Deglaciation and Its Implication for Slope Evolution in Formerly Glaciated Environments (C. Ballantyne and D. Benn).Paraglacial of Periglacial? The Sedimentology of Slope Deposits in Upland Northumberland (S. Harrison).Slow Mass Movements and Climatic Relationships, 1972-1994, Kapp Linné, West Spitzbergen (H. Akerman).Rock Weathering and the Formation of Summit Blockfield Slopes in Norway: Examples and Implications (B. Rea, et al.).Author Index.Subject Index.

Malcolm G. Anderson, is founder and Editor-in-Chief of Hydrological Processes, the international research journal published by Wiley. Professor Anderson has longstanding research interests in the fields of numerical hydrology and geotechnical model development for landslide prediction. He has held full year appointments as a Senior Research Hydrologist, for the U.S. Corps Engineers Waterways Experiment Station, USA and the Geotechnical Control Office, Hong Kong. Sue M. Brooks is a Reader in Environmental Systems Analytics at Birbeck, University of London. She has also lectured at the University of Oxford and the University of Bristol.

• List of Contributors. Foreword (R. Chorley).INTRODUCTION.Hillslope Processes: Research Prospects (M. Anderson and S. Brooks).HILLSLOPE HYDROLOGICAL PROCESSES.An Evolving Perceptual Model of Hillslope Flow at the Maimai Catchment (D. Brammer and J. McDonnell).Runoff and Erosion from a Rapidly Eroding Pinyon—Juniper Hillslope (B. Wilcox; et al.)Time-Dependent Changes in Soil Properties and Surface Runoff Generation (T. Burt and M. Slattery).Hydrological Impact of a High-Magnitude Rainfall Event (R. Evans).Short-term Hydrological Response of Soil Water and Groundwater to Rainstorms in a Deciduous Forest Hillsope, Georgia, USA (E. Ratcliffe, et al.).Modelling the Influence of Afforestation on Hillslope Storm Runoff (T. Davie).HILLSLOPE SOLUTE PROCESSES.Movement of Water and Solutes from Agricultural Land: The Effects of Artificial Drainage (A. Armstrong and G. Harris).Nitrogen and Phosphorous Flows from Agricultural Hillslopes (K. Goulding, et al.).Phosphorus Fractionation in Hillslope Hydrological Pathways Contributing to Agricultural Runoff (R. Dils and A. Heathwaite).Nutrient Cycling in Upland Catchment Areas: The Significance of Organic Forms of N and P (A. Edwards, et al.).Identification of Critical Source Areas for Phosphorus Export from Agricultural Catchments (W. Gburek, et al.).Pathways and Forms of Phosphorus Losses from Grazed Grassland Hillslopes (P. Haygarth andd S. Jarvis).Modelling the Solute Uptake Component of Hillslope Hydrochemistry: Are Flow Times and Path Lengths Important during Mineral Dissolution (S. Trudgill, et al.).SOIL PROCESSES ON HILLSLOPES.The Influence of Slope on the Nature and Distribution of Soils and Plant Communities in the Central Brazilian (P. Furley).Nitrous Oxide Emissions from a Range of Soil—Plant and Drainage Conditions in Belize (R. Rees, et al.).A Soil—Landscape Continuum on a Three-Dimensional Hillslope, Quantock Hills, Somerset (S. Park, et al.)Modern Fluvial Processes on a Macroporous Drift-Covered Cavernous Limestone Hillslope, Castleton, Derbyshire, UK (P. Hardwick and J. Gunn).Examining the Factors Controlling the Spatial Scale of Variation in Soil Redistribution Processes from Southwest Niger (A. Chappell, et al.).Variation in Tree Communities and Soils with the Slope in Gallery Forest, Federal District, Brazil (M. da Silva Júnior, et al.).The Significance of Soil Profile Differentiation to Hydrological Response and Slope Instability: A Modelling Approach (S. Brooks and A. Collison).SOIL EROSION ON HILLSLOPES.Soil Erosion by Water: Problems and Prospects for Research (J. Boardman).The Particle-Size Selectivity of Sediment Mobilization from Devon Hillslopes (P. Stone and D. Walling).Shifts in Rates and Spatial Distributions of Soil Erosion and Deposition under Climate Change (D. Favis-Mortlock and M. Savabi).Simulation of Radiocaesium Redistribution on Cultivated Hillslopes using a Mass-Balance Model: An Aid to Process Interpretation and Erosion Rate Estimation (T. Quine, et al.).Errosional Response to Variations in Interstorm Weathering Conditions (R. Bryan).Field Studies of Runoff Processes on Restored Land in South Wales and the Design of Channels for Erosion Control (R. Hodgkinson and A. Armstrong).On the Complexity of Sediment Delivery in Fluvial Systems: Results from a Small Agricutural Catchment, North Oxfordshire, UK (M. Slattery and T. Burt).Verification of the European Soil Erosion Model (EUROSEM) for Varying Slope and Vegetation Conditions (R. Morgan).Validation Problems of Hydrologic and Soil-Erosion Catchment Models: Examples from a Dutch Erosion Project (A. De Roo).GULLY DEVELOPMENT PROCESSES.Thresholds of Channel Initiation in Historical and Holocene Times, Southeastern Australia (I. Prosser).The role of Sideslopes Gullies in the Production and Delivery of Sediment to Contemporary Terraces, Rambla del Hornillo, Southern Spain (H. Faulkner).Holocene Hillslope Gully Systems in the Howgill Fells, Cumbria (A. Harvey).Unsaturated Stength and Preferential Flow as Controls on Gully Head Development (A. Collison).SLOPE STABILITY.Landslides and Stability in the Nepalese Middle Hills under Seasonal and Agricultural Land-Use Change Scenarios (K. Wu and J. Thornes).Developemnts in Slope Hydrology—Stability Modelling for Tropical Slopes (M. Anderson, et al.).The Mechanics and Landforms of Deep-Seated Landslides (D. Petley).The Assessment and Modelling of Hydrological Failure Conditions of Landslides in the Puriscal Region (Costa Rica) and the Manizales Region (Colombia) (M. Terlien, et al.).The Effects of Grass Roots on the Shear Strength of Colluvial Soils in Nrpal (C. Lawrance, et al.).Development of an Episodic Landform Change Model based upon the Black Ven Mudslide, 1946-1995 (D. Brunsden and J. Chandler).Coastal Slope Development: Temporal and Spatial Periodicity in the Holderness Cliff Recession (J. Pethick).TROPICAL HILLSLOPE PROCESSES.A New Approach towards the Quantification of Runoff and Eroded Desiment from Bench Terraces in Humid Tropical Steeplands and its Application in South-Central Java, Indonesia (L. Bruijnzeel and W. Critchley).Hydrological Pathways and Water Chemistry in Amazonian Rain Forest (H. Elsenbeer and A. Lack).Observations and Slope Processes in a Tropical Rain Forest Environment Before and After Forest Plantation Establishment (A. Malmer).Tectonics and Relief in Tropical Forested Mountains: The Gipfelflur Hypothesis Revisited (A. Dykes and J. Thornes).SEMI-ARID HILLSLOPE PROCESSES.Hillslope Response to Extreme Storm Events: The Example of the Vaison-La-Romaine Event (J. Wainwright).Geomorphological Implications of Vegetation Patchiness on Semi-arid Slopes (J. Puigdefábregas and G. Sánchez).Runoff and Erosion on Semi-arid Hillslopes (A. Parsons, et al.).Cuesta Scarp Forms and Processes in Different Altitudinal Belts of the Colorada Plateau as Indicators of Climate Change (K. Schmidt and P. Meitz).Modelling the Complexity of Land Surface Response to Climatic Variability in Mediterranean Environments (M. Mulligan).PERIGLACIAL HILLSLOPE PROCESSES.Processes of Thaw-Induced Mass Movement in Non-cohesive Soils: Results of an Industrumented Slope Simulation Experiment (C. Harris and M. Davies).Paraglacial Slope Adjustment during Recent Deglaciation and Its Implication for Slope Evolution in Formerly Glaciated Environments (C. Ballantyne and D. Benn).Paraglacial of Periglacial? The Sedimentology of Slope Deposits in Upland Northumberland (S. Harrison).Slow Mass Movements and Climatic Relationships, 1972-1994, Kapp Linné, West Spitzbergen (H. Akerman).Rock Weathering and the Formation of Summit Blockfield Slopes in Norway: Examples and Implications (B. Rea, et al.).Author Index.Subject Index.

Malcolm G. Anderson, is founder and Editor-in-Chief of Hydrological Processes, the international research journal published by Wiley. Professor Anderson has longstanding research interests in the fields of numerical hydrology and geotechnical model development for landslide prediction. He has held full year appointments as a Senior Research Hydrologist, for the U.S. Corps Engineers Waterways Experiment Station, USA and the Geotechnical Control Office, Hong Kong. Sue M. Brooks is a Reader in Environmental Systems Analytics at Birbeck, University of London. She has also lectured at the University of Oxford and the University of Bristol.

• List of Contributors. Foreword (R. Chorley).INTRODUCTION.Hillslope Processes: Research Prospects (M. Anderson and S. Brooks).HILLSLOPE HYDROLOGICAL PROCESSES.An Evolving Perceptual Model of Hillslope Flow at the Maimai Catchment (D. Brammer and J. McDonnell).Runoff and Erosion from a Rapidly Eroding Pinyon—Juniper Hillslope (B. Wilcox; et al.)Time-Dependent Changes in Soil Properties and Surface Runoff Generation (T. Burt and M. Slattery).Hydrological Impact of a High-Magnitude Rainfall Event (R. Evans).Short-term Hydrological Response of Soil Water and Groundwater to Rainstorms in a Deciduous Forest Hillsope, Georgia, USA (E. Ratcliffe, et al.).Modelling the Influence of Afforestation on Hillslope Storm Runoff (T. Davie).HILLSLOPE SOLUTE PROCESSES.Movement of Water and Solutes from Agricultural Land: The Effects of Artificial Drainage (A. Armstrong and G. Harris).Nitrogen and Phosphorous Flows from Agricultural Hillslopes (K. Goulding, et al.).Phosphorus Fractionation in Hillslope Hydrological Pathways Contributing to Agricultural Runoff (R. Dils and A. Heathwaite).Nutrient Cycling in Upland Catchment Areas: The Significance of Organic Forms of N and P (A. Edwards, et al.).Identification of Critical Source Areas for Phosphorus Export from Agricultural Catchments (W. Gburek, et al.).Pathways and Forms of Phosphorus Losses from Grazed Grassland Hillslopes (P. Haygarth andd S. Jarvis).Modelling the Solute Uptake Component of Hillslope Hydrochemistry: Are Flow Times and Path Lengths Important during Mineral Dissolution (S. Trudgill, et al.).SOIL PROCESSES ON HILLSLOPES.The Influence of Slope on the Nature and Distribution of Soils and Plant Communities in the Central Brazilian (P. Furley).Nitrous Oxide Emissions from a Range of Soil—Plant and Drainage Conditions in Belize (R. Rees, et al.).A Soil—Landscape Continuum on a Three-Dimensional Hillslope, Quantock Hills, Somerset (S. Park, et al.)Modern Fluvial Processes on a Macroporous Drift-Covered Cavernous Limestone Hillslope, Castleton, Derbyshire, UK (P. Hardwick and J. Gunn).Examining the Factors Controlling the Spatial Scale of Variation in Soil Redistribution Processes from Southwest Niger (A. Chappell, et al.).Variation in Tree Communities and Soils with the Slope in Gallery Forest, Federal District, Brazil (M. da Silva Júnior, et al.).The Significance of Soil Profile Differentiation to Hydrological Response and Slope Instability: A Modelling Approach (S. Brooks and A. Collison).SOIL EROSION ON HILLSLOPES.Soil Erosion by Water: Problems and Prospects for Research (J. Boardman).The Particle-Size Selectivity of Sediment Mobilization from Devon Hillslopes (P. Stone and D. Walling).Shifts in Rates and Spatial Distributions of Soil Erosion and Deposition under Climate Change (D. Favis-Mortlock and M. Savabi).Simulation of Radiocaesium Redistribution on Cultivated Hillslopes using a Mass-Balance Model: An Aid to Process Interpretation and Erosion Rate Estimation (T. Quine, et al.).Errosional Response to Variations in Interstorm Weathering Conditions (R. Bryan).Field Studies of Runoff Processes on Restored Land in South Wales and the Design of Channels for Erosion Control (R. Hodgkinson and A. Armstrong).On the Complexity of Sediment Delivery in Fluvial Systems: Results from a Small Agricutural Catchment, North Oxfordshire, UK (M. Slattery and T. Burt).Verification of the European Soil Erosion Model (EUROSEM) for Varying Slope and Vegetation Conditions (R. Morgan).Validation Problems of Hydrologic and Soil-Erosion Catchment Models: Examples from a Dutch Erosion Project (A. De Roo).GULLY DEVELOPMENT PROCESSES.Thresholds of Channel Initiation in Historical and Holocene Times, Southeastern Australia (I. Prosser).The role of Sideslopes Gullies in the Production and Delivery of Sediment to Contemporary Terraces, Rambla del Hornillo, Southern Spain (H. Faulkner).Holocene Hillslope Gully Systems in the Howgill Fells, Cumbria (A. Harvey).Unsaturated Stength and Preferential Flow as Controls on Gully Head Development (A. Collison).SLOPE STABILITY.Landslides and Stability in the Nepalese Middle Hills under Seasonal and Agricultural Land-Use Change Scenarios (K. Wu and J. Thornes).Developemnts in Slope Hydrology—Stability Modelling for Tropical Slopes (M. Anderson, et al.).The Mechanics and Landforms of Deep-Seated Landslides (D. Petley).The Assessment and Modelling of Hydrological Failure Conditions of Landslides in the Puriscal Region (Costa Rica) and the Manizales Region (Colombia) (M. Terlien, et al.).The Effects of Grass Roots on the Shear Strength of Colluvial Soils in Nrpal (C. Lawrance, et al.).Development of an Episodic Landform Change Model based upon the Black Ven Mudslide, 1946-1995 (D. Brunsden and J. Chandler).Coastal Slope Development: Temporal and Spatial Periodicity in the Holderness Cliff Recession (J. Pethick).TROPICAL HILLSLOPE PROCESSES.A New Approach towards the Quantification of Runoff and Eroded Desiment from Bench Terraces in Humid Tropical Steeplands and its Application in South-Central Java, Indonesia (L. Bruijnzeel and W. Critchley).Hydrological Pathways and Water Chemistry in Amazonian Rain Forest (H. Elsenbeer and A. Lack).Observations and Slope Processes in a Tropical Rain Forest Environment Before and After Forest Plantation Establishment (A. Malmer).Tectonics and Relief in Tropical Forested Mountains: The Gipfelflur Hypothesis Revisited (A. Dykes and J. Thornes).SEMI-ARID HILLSLOPE PROCESSES.Hillslope Response to Extreme Storm Events: The Example of the Vaison-La-Romaine Event (J. Wainwright).Geomorphological Implications of Vegetation Patchiness on Semi-arid Slopes (J. Puigdefábregas and G. Sánchez).Runoff and Erosion on Semi-arid Hillslopes (A. Parsons, et al.).Cuesta Scarp Forms and Processes in Different Altitudinal Belts of the Colorada Plateau as Indicators of Climate Change (K. Schmidt and P. Meitz).Modelling the Complexity of Land Surface Response to Climatic Variability in Mediterranean Environments (M. Mulligan).PERIGLACIAL HILLSLOPE PROCESSES.Processes of Thaw-Induced Mass Movement in Non-cohesive Soils: Results of an Industrumented Slope Simulation Experiment (C. Harris and M. Davies).Paraglacial Slope Adjustment during Recent Deglaciation and Its Implication for Slope Evolution in Formerly Glaciated Environments (C. Ballantyne and D. Benn).Paraglacial of Periglacial? The Sedimentology of Slope Deposits in Upland Northumberland (S. Harrison).Slow Mass Movements and Climatic Relationships, 1972-1994, Kapp Linné, West Spitzbergen (H. Akerman).Rock Weathering and the Formation of Summit Blockfield Slopes in Norway: Examples and Implications (B. Rea, et al.).Author Index.Subject Index.