ALBERT

Note: Contents Foreword Preface Contributors I Introduction 1 The Development of Climate Research / by ANTONIO NAVARRA 1.1 The Nature of Climate Studies 1.1.1 The Big Storm Controversy 1.1.2 The Great Planetary Oscillations 1.2 The Components of Climate Research 1.2.1 Dynamical Theory 1.2.2 Numerical Experimentation 1.2.3 Statistical Analysis 2 Misuses of Statistical Analysis in Climate Research / by HANS VON STORCH 2.1 Prologue 2.2 Mandatory Testing and the Mexican Hat 2.3 Neglecting Serial Correlation 2.4 Misleading Names: The Case of the Decorrelation Time 2.5 Use of Advanced Techniques 2.6 Epilogue II Analyzing The Observed Climate 3 Climate Spectra and Stochastic Climate Models / by CLAUDE FRANKIGNOUL 3.1 Introduction 3.2 Spectral Characteristics of Atmospheric Variables 3.3 Stochastic Climate Model 3.4 Sea Surface Temperature Anomalies 3.5 Variability of Other Surface Variables 3.6 Variability in the Ocean Interior 3.7 Long Term Climate Changes 4 The Instrumental Data Record: Its Accuracy and Use in Attempts to Identify the "CO2 Signal" / by PHIL JONES 4.1 Introduction 4.2 Homogeneity 4.2.1 Changes in Instrumentation, Exposure and Measuring Techniques 4.2.2 Changes in Station Locations 4.2.3 Changes in Observation Time and the Methods Used to Calculate Monthly Averages 4.2.4 Changes in the Station Environment 4.2.5 Precipitation and Pressure Homogeneity 4.2.6 Data Homogenization Techniques 4.3 Surface Climate Analysis 4.3.1 Temperature 4.3.2 Precipitation 4.3.3 Pressure 4.4 The Greenhouse Detection Problem 4.4.1 Definition of Detection Vector and Data Used 4.4.2 Spatial Correlation Methods 4.5 Conclusions 5 Interpreting High-Resolution Proxy Climate Data - The Example of Dendr о climatology / by KEITH R. BRIFFA 5.1 Introduction 5.2 Background 5.3 Site Selection and Dating 5.4 Chronology Confidence 5.4.1 Chronology Signal 5.4.2 Expressed Population Signal 5.4.3 Subsample Signal Strength 5.4.4 Wider Relevance of Chronology Signal 5.5 "Standardization" and Its Implications for Judging Theoretical Signal 5.5.1 Theoretical Chronology Signal 5.5.2 Standardization of "Raw" Data Measurements 5.5.3 General Relevance of the "Standardization" Problem 5.6 Quantifying Climate Signals in Chronologies 5.6.1 Calibration of Theoretical Signal 5.6.2 Verification of Calibrated Relationships 5.7 Discussion 5.8 Conclusions 6 Analysing the Boreal Summer Relationship Between World wide Sea-Surface Temperature and Atmospheric Variability / by M. NEIL WARD 6.1 Introduction 6.2 Physical Basis for Sea-Surface Temperature Forcing of the Atmosphere 6.2.1 Tropics 6.2.2 Extratropics 6.3 Characteristic Patterns of Global Sea Surface Temperature: EOFs and Rotated EOFs 6.3.1 Introduction 6.3.2 SST Data 6.3.3 EOF method 6.3.4 EOFs p^→1 - p^→3 6.3.5 Rotation of EOFs 6.4 Characteristic Features in the Marine Atmosphere Associated with the SST Patterns p^→2, p ^→3 and p^→2R in JAS 6.4.1 Data and Methods 6.4.2 Patterns in the Marine Atmosphere Associated with EOF p^→2 6.4.3 Patterns in the Marine Atmosphere Associated with EOF p^→3 6.4.4 Patterns in the Marine Atmosphere Associated with Rotated EOF p^→2R 6.5 JAS Sahel Rainfall Links with Sea-Surface Temperature and Marine Atmosphere 6.5.1 Introduction 6.5.2 Rainfall in the Sahel of Africa 6.5.3 High Frequency Sahel Rainfall Variations 6.5.4 Low Frequency Sahel Rainfall Variations 6.6 Conclusions III Simulating and Predicting Climate 7 The Simulation of Weather Types in GCMs : A Regional Approach to Control-Run Validation / by KEITH R. BRIFFA 7.1 Introduction 7.2 The Lamb Catalogue 7.3 An "Objective" Lamb Classification 7.4 Details of the Selected GCM Experiments 7.5 Comparing Observed and GCM Climates 7.5.1 Lamb Types 7.5.2 Temperature and Precipitation 7.5.3 Relationships Between Circulation Frequencies and Temperature and Precipitation 7.5.4 Weather-Type Spell Lengths and Storm Frequencies 7.6 Conclusions 7.6.1 Specific Conclusions 7.6.2 General Conclusions 8 Statistical Analysis of GCM Output / by CLAUDE FRANKIGNOUL 8.1 Introduction 8.2 Univariate Analysis 8.2.1 The i-Test on the Mean of a Normal Variable 8.2.2 Tests for Autocorrelated Variables 8.2.3 Field Significance 8.2.4 Example: GCM Response to a Sea Surface Temperature Anomaly 8.3 Multivariate Analysis 8.3.1 Test on Means of Multidimensional Normal Variables 8.3.2 Application to Response Studies 8.3.3 Application to Model Testing and Intercomparison 9 Field Intercomparison / by ROBERT E . LIVEZEY 9.1 Introduction 9.2 Motivation for Permutation and Monte Carlo Testing 9.2.1 Local vs. Field Significance 9.2.2 Test Example 9.3 Permutation Procedures 9.3.1 Test Environment 9.3.2 Permutation (PP) and Bootstrap (BP) Procedures 9.3.3 Properties 9.3.4 Interdependence Among Field Variables 9.4 Serial Correlation 9.4.1 Local Probability Matching 9.4.2 Times Series and Monte Carlo Methods 9.4.3 Independent Samples 9.4.4 Conservatism 9.5 Concluding Remarks 10 The Evaluation of Forecasts / by ROBERT E. LIVEZEY 10.1 Introduction 10.2 Considerations for Objective Verification 10.2.1 Quantification 10.2.2 Authentication 10.2.3 Description of Probability Distributions 10.2.4 Comparison of Forecasts 10.3 Measures and Relationships: Categorical Forecasts 10.3.1 Contingency and Definitions 10.3.2 Some Scores Based on the Contingency Table 10.4 Measures and Relationships: Continuous Forecasts 10.4.1 Mean Squared Error and Correlation 10.4.2 Pattern Verification (the Murphy-Epstein Decomposition) 10.5 Hindcasts and Cross-Validation 10.5.1 Cross-Validation Procedure 10.5.2 Key Constraints in Cross-Validation 11 Stochastic Modeling of Precipitation with Applications to Climate Model Downscaling / by DENNIS LETTENMAIER 11.1 Introduction 11.2 Probabilistic Characteristics of Precipitation 11.3 Stochastic Models of Precipitation 11.3.1 Background 11.3.2 Applications to Global Change 11.4 Stochastic Precipitation Models with External Forcing 11.4.1 Weather Classification Schemes 11.4.2 Conditional Stochastic Precipitation Models 11.5 Applications to Alternative Climate Simulation 11.6 Conclusions IV Pattern Analysis 12 Teleconnections Patterns / by ANTONIO NAVARRA 12.1 Objective Teleconnections 12.2 Singular Value Decomposition 12.3 Teleconnections in the Ocean-Atmosphere System 12.4 Concluding Remarks 13 Spatial Patterns: EOFs and CCA / by HANS VON STORCH 13.1 Introduction 13.2 Expansion into a Few Guess Patterns 13.2.1 Guess Patterns, Expansion Coefficients and Explained Variance 13.2.2 Example: Temperature Distribution in the Mediterranean Sea 13.2.3 Specification of Guess Patterns 13.2.4 Rotation of Guess Patterns 13.3 Empirical Orthogonal Functions 13.3.1 Definition of EOFs 13.3.2 What EOFs Are Not Designed for 13.3.3 Estimating EOFs 13.3.4 Example: Central European Temperature 13.4 Canonical Correlation Analysis 13.4.1 Definition of Canonical Correlation Patterns 13.4.2 CCA in EOF Coordinates 13.4.3 Estimation: CCA of Finite Samples 13.4.4 Example: Central European Temperature 14 Patterns in Time : SSA and MSSA / by ROBERT VAUTARD 14.1 Introduction 14.2 Reconstruction and Approximation of Attractors 14.2.1 The Embedding Problem 14.2.2 Dimension and Noise 14.2.3 The Macroscopic Approximation 14.3 Singular Spectrum Analysis 14.3.1 Time EOFs 14.3.2 Space-Time EOFs 14.3.3 Oscillatory Pairs 14.3.4 Spectral Properties 14.3.5 Choice of the Embedding Dimension 14.3.6 Estimating Time and Space-Time Patterns 14.4 Climatic Applications of SSA 14.4.1 The Analysis of Intraseasonal Oscillations 14.4.2 Empirical Long-Range Forecasts Using MSSA Predictors 14.5 Conclusions 15 Multivariate Statistical Modeling : POP-Model as a First Order Approximation / by JIN-SONG VON STORCH 15.1 Introduction 15.2 The Cross-Covariance Matrix and the Cross-Spectrum Matrix 15.3 Multivariate AR(1) Process and its Cross-Covariance and Cross-Spectrum Matrices 15.3.1 The System Matrix A and its POPs 15.3.2 Cross-Spectrum Matrix in POP-Basis: Its Matrix Formulation 15.3.3 Cross-Spectrum Matrix in POP-Basis: Its Diagonal Components

Note: Abstract Résumé Acknowledgments Welcome to Yellowknife Part I: The landscape and the people Geological evolution of the landscape Bedrock geology Surficial geology Climate and vegetation History of Yellowknife From gold to government Significant events Part II: Living with frozen ground Permafrost Regional distribution Permafrost occurrence in Yellowknife Significance of peat Significance of moisture Ice lenses Thaw stable and thaw unstable ground Thaw settlement Frost heave Development Buildings Roads Utilities Thermosyphons Climate change - an uncertain future for permafrost Climate and permafrost history Air temperature trends over the last century Response of air temperatures to doubling of greenhouse gases Effect of climate warming on permafrost in Yellowknife Impacts of climate warming Part III: Guide to field stops Introduction The Capital Tour - Capital Site to Bowling Green building Stop 1. The Capital Site - a profusion of peat Stop 2. Legislative Assembly - design with nature Stop 3. Legislative Assembly roadway - perils of paving peat Stop 4. Walking path - tipping trails Stop 5. Legislative Assembly parking lot - preserving permafrost Stop 6. Frame Lake - Yellowknife's aquatic centrepiece Stop 7. National Defence building - seeking solid ground Stop 8. Visitors Centre - rocking and rolling Stop 9. 49 Street thermosyphons - keeping it cool Stop 10. Bowling Green building - swallowing sidewalks The City Tour - 49 Avenue to Niven Lake Stop 11. 49 and 49 intersection - rolling roadways Stop 12. 49 Avenue - sagging sidewalks Stop 13. Downtown Yellowknife - safe on sand Stop 14. Gold Range Hotel - making things work Stop 15. Centre Square Mall - stemming shifting sands Stop 16. Boston Pizza - fast food on a slab Stop 17. Royal Oak Mines Inc. houses - half a century later Stop 18. 52 Avenue - up, up, and ... away Stop 19. 49 Street hill - leaving good ground Stop 20. 54 Avenue - frozen dangers underfoot Stop 21. Rockcliffe Apartments - creeping crawl space Stop 22. School Draw subdivision - houses on the move Stop 23. School Draw Park - from basements to basketballs Stop 24. Rock outcrop - on the shores of glacial Lake McConnell Stop 25. Detah ice road - crystal highway Stop 26. Old Town - doing things the old-fashioned way Stop 27. Franklin Avenue - whither frozen ground? Stop 28. Fritz Theil Park - from dump to diamond I Stop 29. Old sewage line - pipes and peat Stop 30. Niven Lake - a subarctic oasis I Part IV: The Niven Lake Trail Introduction Stop 1. A biological magnet for waterbirds Stop 2. The land of little sticks Stop 3. The wonder of wetlands Stop 4. Niven Lake -urban oasis for wildlife Stop 5. Peat, beautiful peat Stop 6. Honolulu north? Stop 7. Home sweet home -all year round Stop 8. Those mud-slinging, bug-poking shorebirds Glossary of terms Selected references List of field guides for Yellowknife

Note: Contents Summary Introduction Material and Methods 2.1 Experimental Approach and Concept 2.2 Cold Chamber Experiments 2.2.1 Packed Sand Columns 2.2.2 Undisturbed Soil Monolith 2.3 Tracer Extraction and Determination of Tracer Concentrations 2.4 Digital Image Analysis 2.4.1 Photographic Recording 2.4.2 Image Analysis 2.4.3 Statistical Regression Analysis 2.5 Fluorescence Imaging 2.6 Low-Temperature SEM and X-Ray Analysis 2.7 Numerical Simulation 2.7.1 Model Description 2.7.2 Model Application 3 Results From Cold Chamber Experiments 3.1 Packed Sand Columns (Experiment I-III) 3.1.1 Infiltration Behaviour (Experiment I-III) 3.1.2 Dye Tracer Distribution (Experiment III) 3.1.3 Mass Recovery of Dye Tracers (Experiment III) 3.1.4 Vertical Distribution of Dye Tracers Determined From Large Sections (Experiment III) 3.2 Undisturbed Soil Monolith (Experiment IV) 3.2.1 Infiltration Behaviour 3.2.2 Dye Tracer Distributions 3.2.3 Mass Recovery of all Tracers Determined From Large Sections 3.2.4 Vertical Distribution of all Tracers Determined From Large Sections 4 Results From Low-Temperature SEM and X-Ray Analysis 4.1 Dry Sand and Loam 4.2 Wet Sand 4.3 Wet Loam 5 Modelling Results 5.1 Thermal Regime 5.2 Water Content Profile Before the Irrigation 5.3 Infiltration Behaviour 5.4 Water Content Profile After the Irrigation 5.5 Solute Transport 5.6 Energy Exchange at the Surface 6 Conclusions 6.1 Conclusions About the Methods 6.2 Conclusions About the Water Infiltration in Frozen Soil List of Figures List of Tables Bibliography

Note: Zum Teil in kyrillischer Schrift. , Text in russischer, englischer und französischer Sprache

Note: Zugleich: Dissertation, Norges landbrukshøgskole, 1999 , Englisch

Note: Table of Contents Foreword The Global Context The Arctic in a Global Context The ARCSS Program The Arctic System Science (ARCSS) Program The Scientific Goals of the ARCSS Program ARCSS Objectives Significant Research and Findings of the ARCSS Program ARCSS Program Research Implementation of ARCSS Program Research ARCSS Program Components Paleoenvironmental Studies Greenland Ice Sheet Project Two (GISP2) Paleoclimates of Arctic Lakes and Estuaries (PALE) Ocean-Atmosphere-Ice Interactions (OAII) Land-Atmosphere-Ice Interactions (LAII) Integrative Studies Synthesis, Integration, and Modeling Studies (SIMS) New Initiatives Human Dimensions of the Arctic System (HARC) Russian-American Initiative on Shelf-Land Environments in the Arctic (RAISE) International Collaboration The Future of the ARCSS Program Priorities for the Future Research Questions Integrative Strategies Community Coordination and Integration Coordination and Integration Logistics Support Working with Arctic Residents Community Planning and Science Management ARCSS Committee Science Steering Committees Periodic Meetings of ARCSS Principal Investigators Appendices ARCSS Program Contact Information A History of ARCSS Program Development ARCSS Data Protocol References and Relevant Reports Contributors and Reviewers

Note: Table of Contents Chapter 1 Analysis / John S. Robertson, Karen Bolinger, Lawrence M. Glasser, Neil J.A. Sloane, and Rob Gross Chapter 2 Algebra / Brad Wilson, John Michaels, Patrick J. Driscoll, and Rob Gross Chapter 3 Discrete Mathematics / George K. Tzanetopoulos, Jeff Goldberg, Joseph J. Rushanan, and Mel Hausner Chapter 4 Geometry / Ray McLenaghan and Silvio Levy Chapter 5 Continuous Mathematics / Catherine Roberts and Ray McLenaghan Chapter 6 Special Functions / Ahmed I. Zayed, Nicco M. Temme, and Paul Jameson Chapter 7 Probability and Statistics / William C. Rinaman, Christopher Heil, Michael T. Strauss, Michael Mascagni, and Mike Sousa Chapter 8 Scientific Computing / Gary Stanek Chapter 9 Financial Analysis / Daniel Zwillinger Chapter 10 Miscellaneous / Michael T. Strauss, Rob Gross, and Victor J. Katz List of Notations Index

Note: Zugleich: Dissertation, Sveriges Lantbruksuniversitet, Uppsala, 1997 , Contents Frozen soil hydrology Review and practical relevance The complex frozen soil environment Objectives Heat exchange above and within frozen soils Heat exchange at the snow surface Heat transfer through the snow pack Soil freezing characteristic curve Frost-induced solute redistribution Water infiltration and redistribution in frozen soil Experimental work Modelling Model versus measurements Conclusions Ongoing and future work Improved description of the processes at the pore scale Improved description of the snow pack Link to larger-scale models References Acknowledgments , Englisch

Note: Masterarbeit, University of Waterloo, 1995 , TABLE OF CONTENTS TITLE PAGE AUTHOR'S DECLARATION BORROWER'S PAGE ABSTRACT ACKNOWLEDGEMENTS DEDICATION LIST OF TABLES LIST OF FIGURES LIST OF PLATES CHAPTER 1 INTRODUCTION 1.1 INTRODUCTION 1.2 PURPOSE 1.3 OBJECTIVES CHAPTER 2 LITERATURE REVIEW 2.1 INTRODUCTION 2.2 THERMAL REGIME 2.3 INHERENT PHYSICAL CHARACTERISTICS 2.4 HYDROLOGICAL REGIME 2.5 INTEGRATED STUDIES 2.6 SUMMARY CHAPTER 3 STUDY SITE LOCATION 3.1 INTRODUCTION 3.2 REGIONAL CLIMATE 3.3 GEOLOGY 3.4 VEGETATION 3.5 COLOUR LAKE BASIN CHAPTER4 INHERENT PHYSICAL CHARACTERISTICS OF THE ACTIVE LAYER 4.1 INTRODUCTION 4.2 METHODS 4.3 RESULTS 4.4 DISCUSSION 4.4.1 SS, EIF and GC Transects 4.4.2 Permafrost Transects 4.5 SUMMARY CHAPTER 5 THERMAL CHARACTERISTICS OF THE ACTIVE LAYER 5.1 lNTRODUCTION 5.2 THEORY 5.2.1 Energy Balance 5.2.2 Active Layer Development 5.3 METHODS 5.3.1 Energy Balance 5.3.2 Ground Thermal Regime 5.3.3 Predicting of Active Layer Depths 5.4 RESULTS 5.4.1 Energy Balance 5.4.2 Ground Thermal Regime 5.4.3 Predicting Active Layer Depths 5.5 DISCUSSION 5.S.1 Energy Balance 5.5.2 Ground Temperatures and Ground Heat Flux 5.5.3 Predicting Active Layer Depths 5.6 SUMMARY CHAPTER 6 HYDROLOGICAL CHARACTERISTICS OF THE ACTIVE LAYER 6.1 INTRODUCTION 6.2 THEORY 6.2.1 Moisture Distribution 6.2.2 Maximum Storage within the Active Layer 6.3 METHODS 6.3.1 Moisture Profiles Using TDR 6.3.2 Precipitation and Evaporation 6.3.3 Changes in Water Storage in the Active Layer 6.3.4 Maximum Water Storage in the Active Layer 6.4 RESULTS 6.4.1 Moisture Distribution 6.4.1.1 Water Content Peaks 6.4.1.2 Apparent Unfrozen Water Content 6.4.1.3 Temporal Trends of a Typical Moisture Profile 6.4.1.4 Deviations from a Typical Site 6.4.1.5 Moisture Distribution Along a Hillslope 6.4.2 Precipitation Infiltration 6.4.3. Water Storage 6.5 DISCUSSION 6.5.1 Effect of Hydrology on Active Layer Development 6.5.1.1 Precipitation 6.5.1.2 Ice and Water Content 6.5.1.3 Seasonal Changes in Soil Moisture Distribution 6.5.2 Effect of Active Layer on Hydrology 6.5.2. 1 Impermeable Boundary 6.5.2.2 Subsurface Ponding 6.5.2.3 Permafrost/Active Layer Boundary Topography 6.5.2.4 Effect of Active Layer Hydrology on Surface Water 6.6 SUMMARY CHAPTER 7 CLIMATE CHANGE AND ACTIVE LAYER DEVELOPMENT 7.1 INTRODUCTION 7.2 SUMMARY 7.3 CLIMATE CHANGE 7.3.1 Introduction 7.3.2 Increase of Temperature 7.3.3 Changing Precipitation 7.4 REMOTE SENSING 7.5 RECOMMENDATION FOR FuRTHER RESEARCH APPENDIX A PHYSICAL CHARACTERISTICS APPENDIX A.1: ACTIVE LAYER DEPTHS APPENDIX B THERMAL CHARACTERISTICS APPENDIX B.1: BASE CAMP METEOROLOGICAL STATION OBSERVATIONS APPENDIX B.2: DAILY ENERGY-BALANCE SUMMARY APPENDIX B.3: MONTHLY AVERAGES FROM THE DESERT RESEARCH INSTITUTE METEOROLOGICAL STATION APPENDIX B.4: EXAMPLE OF DIURNAL FLUCTUATIONS IN TEMPERATURE AND ENERGY BALANCE COMPONENTS APPENDIX B.5: SOIL TEMPERATURES AT THE INTENSIVE STUDY SITES APPENDIX B.6: ACCUMULATED THAWING DEGREE DAYS APPENDIX B.7: CURVE FOR FENWALL THERMISTORS APPENDIX B.8: RELATIONSHIP BETWEEN √ADDT AND √TT APPENDIX C HYDROLOGICAL CHARACTERISTICS APPENDIX C.1: VOLUMETRIC WATER CONTENT VALUES APPENDIX C.2: POTENTIAL INFILTRATION REFERENCES , Englisch

Note: Contents Kurzfassung Summary 1 Introduction 1.1 Water Regime of Mountain Forests in Winter 1.2 Thermodynamics of Frozen Soils 1.3 Water Flow Pathways in Frozen Soils 1.4 Water Infiltration into and Runoff from Frozen Soils 1.5 Objectives and Outline of this Study 2 Field Measurements of Water Transport in Frozen Soils 2.1 Abstract 2.2 Introduction 2.3 Materials and Methods 2.3.1 Test Site 2.3.2 Instrumentation 2.3.3 Soil Physical Properties 2.4 Results and Discussion 2.4.1 Entire Observation Period 2.4.2 Particular Snowmelt Events 2.4.3 Water Balance of Particular Snowmelt Events 2.5 Summary and Conclusions 3 Water and Solute Dynamics in Freezing Soil Columns 3.1 Abstract 3.2 Introduction 3.3 Materials and Methods 3.3.1 Experimental Setup 3.3.2 Determination of the Liquid Water Content 3.3.3 Determination of the Solute Concentration 3.3.4 Model Approach for the Freezing Characteristic Curve 3.4 Results and Discussion 3.4.l Calibration Results 3.4.2 The Freezing and Thawing Cycle 3.4.3 Freezing Characteristic Curves 3.5 Conclusions 4 Modelling Runoff Dynamics in Sloped Frozen Soils 4.1 Abstract 4.2 Introduction 4.3 Model Description 4.4 Model Application 4.5 Results and Discussion 4.5.1 Sensitivity Analysis 4.5.2 Model Calibration 4.5.3 Model Validation 4.5.4 Influence of Temporal Resolution on Model Output 4.5.5 Climate Change Scenarios 4.6 Summary and Conclusions 5 Concluding Remarks Appendices A Additional Field Measurements B Additional Cold-laboratory Measurements C Model Parameter File List of Symbols List of Figures List of Tables Bibliography Curriculum Vitae

Note: N.F. entfällt ab 57.2000. - Volltext auch als Teil einer Datenbank verfügbar , Ersch. ab 2000 in engl. Sprache mit dt. Hauptsacht.

Note: CONTENTS VOLUME 2 Section 6 GULLY DEVELOPMENT PROCESSES Chapter 31 Thresholds of Channel Initiation in Historical and Holocene Times, Southeastern Australia / I. P. Prosser Chapter 32 The Role of Sideslope Gullies in the Production andDelivery of Sediment to Contemporary Terraces, Rambla del Hornillo, Southern Spain / H. Faulkner Chapter 33 Holocene Hillslope Gully Systems in the Howgill Fells, Cumbria / A. M. Harvey Chapter 34 Unsaturated Strength and Preferential Flow as Controls on Gully Head Development / A. J. C. Collison Section 7 SLOPE STABILITY Chapter 35 Landslides and Stability in the Nepalese Middle Hills under Seasonal and Agricultural Land-Use Change Scenarios / K. Wu and J. B. Thornes Chapter 36 Developments in Slope Hydrology-Stability Modelling for Tropical Slopes / M. G. Anderson, A. J. C. Collison, J. Hartshorne, D. M. Lloyd and A. Park Chapter 37 The Mechanics and Landforms of Deep-Seated Landslides / D. Petley Chapter 38 The Assessment and Modelling of Hydrological Failure Conditions of Landslides in the Puriscal Region (Costa Rica) and the Manizales Region (Colombia) / M. T. J. Terlien, P. G. B. De Louw, Th. W. J. Van Asch and R. A. A. Hetterschijt Chapter 39 The Effects of Grass Roots on the Shear Strength of Colluvial Soils in Nepal / C. J. Lawrance, R. J. Rickson and J. E. Clark Chapter 40 Development of an Episodic Landform Change Model based upon the Black Ven Mudslide, 1946-1995 / D. Brunsden and J. H. Chandler Chapter 41 Coastal Slope Development: Temporal and Spatial Periodicity in the Holderness Cliff Recession / J. Pethick Section 8 TROPICAL HILLSLOPE PROCESSES Chapter 42 A New Approach towards the Quantification of Runoff and Eroded Sediment from Bench Terraces in Humid Tropical Steeplands and its Application in South-Central Java, Indonesia / L. A. Bruijnzee/ and W. R. S. Critchley Chapter 43 Hydrological Pathways and Water Chemistry in Amazonian Rain Forests / H. Elsenbeer and A. Lack Chapter 44 Observations on Slope Processes in a Tropical Rain Forest Environment Before and After Forest Plantation Establishment / A. Maimer Chapter 45 Tectonics and Relief in Tropical Forested Mountains: The Gipfelflur Hypothesis Revisited / A. P. Dykes and J. B. Thornes Section 9 SEMI-ARID HILLSLOPE PROCESSES Chapter 46 Hillslope Response to Extreme Storm Events: The Example of the Vaison-La-Romaine Event / J. Wainwright Chapter 47 Geomorphological Implications of Vegetation Patchiness on Semi-arid Slopes / J. Puigdefabregas and G. Sanchez Chapter 48 Runoff and Erosion on Semi-arid Hillslopes / A. J. Parsons, J. Wainwright and A. D. Abrahams Chapter 49 Cuesta Scarp Forms and Processes in Different Attitudinal Belts of the Colorado Plateau as Indicators of Climatic Change / K.-H. Schmidt and P. Meitz Chapter 50 Modelling the Complexity of Land Surface Response to Climatic Variability in Mediterranean Environments / M. Mulligan Section 10 PERIGLACIAL HILLSLOPE PROCESSES Chapter 51 Processes of Thaw-Induced Mass Movement in Non-cohesive Soils: Results of an Instrumented Slope Simulation Experiment / C. Harris and M. C. R. Davies Chapter 52 Paraglacial Slope Adjustment during Recent Deglaciation and Its Implication for Slope Evolution in Formerly Glaciated Environments / C. K. Ballantyne and D. I. Benn Chapter 53 Paraglacial or Periglacial? The Sedimentology of Slope Deposits in Upland Northumberland / S. Harrison Chapter 54 Slow Mass Movements and Climatic Relationships, 1972-1994, Kapp Linné, West Spitzbergen / H. J. Akerman Chapter 55 Rock Weathering and the Formation of Summit Blockfield Slopes in Norway: Examples and Implications / B. R. Rea, W. B. Whalley and E. M. Porter Author Index Subject Index

Note: Contents: List of figures. - List of tables. - Preface to first edition. - Preface to second edition. - Acknowledgements. - PART 1 THE PERIGLACIAL DOMAIN. - 1 Introduction. - 1.1 The periglacial concept. - 1.2 Periglacial processes. - 1.3 The growth of periglacial geomorphology. - Further reading. - Discussion topics. - 2 Periglacial landscapes. - 2.1 Introduction. - 2.2 Proglacial, paraglacial or periglacial?. - 2.3 Never-glaciated periglacial terrain. - 2.4 Implications. - Further reading. - Discussion topics. - 3 Periglacial climates. - 3.1 Boundary conditions. - 3.2 Periglacial climates. - 3.3. Periglacial climates and the cryosphere. - Further reading. - Discussion topics. - PART 2 PRESENT-DAY PERIGLACIAL ENVIRONMENTS. - 4 Frost action and cryogenic weathering. - 4.1 Introduction. - 4.2 The freezing process. - 4.3 Ice segregation and frost heave. - 4.4 Freezing and thawing indices. - 4.5 The ground temperature regime. - 4.6 Frost cracking. - 4.7 Cryogenic weathering. - 4.8 Salt weathering. - 4.9 Solution and karstification. - Further reading. - Discussion topics. - 5 Permafrost. - 5.1 Historical perspective. - 5.2 Moisture in permafrost. - 5.3 Geothermal regimes of permafrost. - 5.4 Distribution of permafrost. - 5.5 Permafrost and terrain conditions. - 5.6 Surface features of permafrost. - 5.7 Permafrost hydrology. - Further reading. - Discussion topics. - 6 Ground ice. - 6.1 Ground ice description. - 6.2 Types and amounts of ground ice. - 6.3 Ice wedges. - 6.4 Massive ice and massive icy bodies. - 6.5 Ice-cored mounds and pingos. - Further reading. - Discussion topics. - 7 Thermokarst. - 7.1 Causes of thermokarst. - 7.2 Thermokarst subsidence and thermal erosion. - 7.3 Alas thermokarst relief. - 7.4 Ice-wedge thermokarst terrain. - 7.5 Retrogressive thaw slumps. - 7.6 Thaw lakes and depressions. - 7.7 Fluvio-thermal erosion. - 7.8 Thermokarst involutions. - Further reading. - Discussion topics. - 8 The active layer. - 8.1 Definition. - 8.2 Thermal regime of the active layer. - 8.3 Unfrozen water in freezing and frozen soils. - 8.4 Frost heave. - 8.5 Thaw consolidation. - 8.6 Thermally induced mass displacement. - 8.7 Cryoturbation and patterned ground. - 8.8 Active layer hydraulics and mud boils. - 8.9 Conclusions. - Further reading. - Discussion topics. - 9 Hillslope processes. - 9.1 Mass wasting. - 9.2 Solifluction. - 9.3 Slopewash. - 9.4 Rapid mass movement. - 9.5 Frozen slopes. - Further reading. - Discussion topics. - 10 Slope morphology. - 10.1 The free-face model. - 10.2 Rectilinear debris-mantled slopes. - 10.3 Convexo-concavo debris-mantled slopes. - 10.4 Pediment-like forms. - 10.5 Stepped profiles. - 10.6 Slope evolution. - 10.7 General reflections. - Further reading. - Discussion topics. - 11 Fluvial processes and landforms. - 11.1 Introduction. - 11.2 Major rivers. - 11.3 Channel hydrology. - 11.4 Basin hydrology. - 11.5 Sediment flow, surface transport and denudation. - 11.6 Fluvio-thermal erosion. - 11.7 Channel morphology. - 11.8 Valley asymmetry. - Further reading. - Discussion topics. - 12 Wind action and coastal processes. - 12.1 The role of the wind. - 12.2 Loess-like silt. - 12.3 Sand dunes and sand sheets. - 12.4 Coastal processes. - 12.5 Cold-climate deltas. - Further reading. - Discussion topics. - PART 3 PLEISTOCENE PERIGLACIAL ENVIRONMENTS. - 13 Pleistocene periglacial conditions. - 13.1 Introduction. - 13.2 The time scale and climatic fluctuations. - 13.3 Geomorphic considerations. - 13.4 Problems of reconstruction. - 13.5 Extent of late Pleistocene periglacial conditions. - Further reading. - Discussion topics. - 14 Relict periglacial phenomena. - 14.1 Introduction. - 14.2 Perennial or seasonal frost?. - 14.3 Evidence for frost action. - 14.4 Evidence for frozen ground. - 14.5 Pleistocene frost fissures. - 14.6 Frost mounds. - 14.7 Thermokarst forms and structures. - Further reading. - Discussion topics. - 15 Pleistocene wind action, tundra rivers and periglacial landscape modification. - 15.1 Wind action. - 15.2 Tundra rivers. - 15.3 Asymmetrical valleys. - 15.4 Periglacial landscape modification. - 15.5 Summary. - Further reading. - Discussion topics. - PART 4 APPLIED PERIGLACIAL GEOMORPHOLOGY. - 16 Geotechnical and engineering aspects. - 16.1 Introduction. - 16.2 Human-induced thermokarst and terrain disturbance. - 16.3 Engineering and construction problems. - 16.4 Hydrological problems. - Further reading. - Discussion topics. - 17 Global change and periglacial environments. - 17.1 Global change and cold regions. - 17.2 Evidence from the present day. - 17.3 Future responses. - Further reading. - Discussion topics. - References. - Index.

Note: Contents Editor's Foreword Contributors' Forewords Acknowledgments Chapter 1 lntroduction and historical background / Grethe R. Hasle and Carmelo R. Tomas Chapter 2 Marine Diatoms / Grethe R. Hasle and Erik E. Syvertsen Introduction General Characteristics Life Cycles Morphology and Terminology Classification Genera Represented in Marine Plankton Centric Diatoms Pennate Diatoms Identification Content Description of Taxa Centric Diatoms Pennate Diatoms Methodology Collection and Concentration Unialgal Cultures as a Means for Species Identification Preservation and Storage Preparation for Light Microscopy Preparation for Electron Microscopy Microscopy What to Look for-General Hints for Identification and Preparation Taxonomic Appendix New Genus New Names Validation of Names New Nomenclatural Combinations Common Diatom Synonyms Index of Diatom Taxa References Chapter 3 Dinoflagelates / Karen A. Steidinger in Collaboration with Karl Tangen Introduction General Characteristics Dinoflagellates: Eukaryotic Unicells Terminology and Morphology Morphological Types General Cell Terms Microanatomy Characters Used in Identifying Prorocentroid Desmokont Cells Characters Used in Identifying Dinokont Cells Identification of Species Techniques for Preparation of Dinoflagellates for Identification Common Dinoflagellate Synonyms Index of Dinoflagellate Taxa References Chapter 4 Introduction / Carmelo R. Tomas Chapter 5 The Planktonic Marine Flagellates / Jahn Throndsen Introduction General Considerations Algal Flagellate Characteristics Flagellate Terminology Phytoflagellate Taxanomy Phytoflagellate Systematics Chromophyta Cryptophyceae Raphidophyceae Chrysophyceae Dictyochophyceae Prymnesiophyceae-Haptophyceae (Exclusive of Coccolithophorids) Chlorophyta Euglenophyceae Prasinophyceae Chlorophyeae Zooflagellates (Phylum Zoomastigophora) Choanoflagellidea Kinetoplastidea Ebriidea Techniques Preparing Samples for Observation Cultivation for Identification Preparation of Samples for Further Studies Specific Problems to Avoid Common Flagellate Synonyms Glossary Index of Flagellate Taxa References Chapter 6 Modern Coccolithophorids / Berit R. Heimdal Introduction General Characteristics Terminology and Morphology Problems in Studying Recent Coccolithophorids Classification Outline for Classification and Arrangement of Genera Systematic Descriptions Holococcolithophorids Heterococcolithophorids Common Coccolithophorid Synonyms Index of Coccolithophorid Taxa References Glossary General Index

Note: Contents Introduction Acknowledgements Classification of British diatoms New combinations References Description of plates Index to the genera and plates

Note: Contents Preface Symbols Abbreviations 1 The atmospheric boundary layer 1.1 Introduction 1.2 History 1.3 Observing the ABL 1.4 ABL modelling 1.5 Applications 1.6 Scope of the book 1.7 Nomenclature and some definitions Notes and bibliography 2 Basic equations for mean and fluctuating quantities 2.1 Turbulence and flow description 2.2 Governing equations for mean and fluctuating quantities 2.3 The simplified mean equations 2.4 The turbulence closure problem 2.5 The second-moment equations 2.6 Turbulent kinetic energy and stability parameters Notes and bibliography 3 Scaling laws for mean and turbulent quantities 3.1 The wind profile: simple considerations 3.2 Wind profile laws: the neutral case 3.3 Monin-Obukhov similarity theory: the non-neutral surface layer 3.4 Generalized ABL similarity theory 3.5 Similarity theory and turbulence statistics Notes and bibliography 4 Surface roughness and local advection 4.1 Aerodynamic characteristics of the land 4.2 Scalar roughness lengths 4.3 The vegetation canopy 4.4 Flow over the sea 4.5 Local advection and the internal boundary layer Notes and bibliography 5 Energy fluxes at the land surface 5.1 Surface energy balance and soil heat flux 5.2 Radiation fluxes 5.3 Evaporation 5.4 Condensation Notes and bibliography 6 The thermally stratified atmospheric boundary layer 6.1 The convective boundary layer 6.2 The stable (nocturnal) boundary layer 6.3 The marine atmospheric boundary layer 6.4 Mesoscale flow and IBL growth Notes and bibliography 7 The cloud-topped boundary layer 7.1 General properties of the CTBL 7.2 Observations 7.3 Radiation fluxes and cloud-top radiative cooling 7.4 Entrainment and entrainment instability 7.5 Numerical modelling of the CTBL Notes and bibliography 8 Atmospheric boundary-layer modelling and parameterization schemes 8.1 Introduction 8.2 Surface temperature 8.3 Surface humidity (soil moisture) 8.4 Canopy parameterization 8.5 Surface fluxes 8.6 Rate equation for ABL depth 8.7 Turbulence closure schemes 8.8 ABL cloud parameterization Notes and bibliography 9 The atmospheric boundary layer, climate and climate modelling 9.1 Introduction 9.2 Sensitivity of climate to the ABL and to land surface 9.3 Research priorities Notes and bibliography Appendices References Index