ALBERT

Note: Contents: Processes in Freezing, Frozen and Thawing Ground: 1. Thermal-physical processes in freezing and thawing ground; 2. Water transfer and ice formation in soils; 3. Physical-chemical and mechanical processes in freezing and thawing ground; 4. Structure and texture of freezing and thawing soils; 5. Cryogenic geological processes and phenomena; Part II. Composition, Cryogenic Structure and Properties of Frozen Rocks: 6. Formation of sedimentary materials in the permafrost regions (cryolithogenesis); 7. Composition and structure of frozen earth materials; 8. Properties of frozen soils; 9. Characteristics of the basic genetic types of frozen ground; Part III. Formation and Development of the Frozen Strata and Layers of Seasonal Freezing and Thawing: 10. Thermodynamic and climatic conditions for formation of the frozen layers; 11. Seasonal freezing and thawing of ground; 12. Development of the temperature regime and the thickness of the permafrost; 13. Taliks and groundwater in the permafrost zone; Part IV. Regional Features and Evolution of Permafrost: 14. Permafrost evolution in the Earth's history; 15. Zonal and regional features of present-day geocryological conditions in the territories of the former USSR; 16. Principles and methods for regional geocryological investigations; Part V. Economic Development of the Permafrost Regions: 17. The effect of different types of development on the natural geocryological environment; 18. Ensuring the stability of engineering structures in the permafrost regions; 19. Engineering geology in support of design, construction and operation of structures in the permafrost regions.

Note: CONTENTS PREFACE ACKNOWLEDGEMENTS AN INTRODUCTORY NOTE CHAPTER 1 THE CHALLENGE Oil and gas pipelines: early development Pipelines for cold regions Pipelines and the public interest Where does the "North" begin? The freezing of soils Permafrost CHAPTER 2 THE TERRAIN IN COLD REGIONS Patterned ground Solifluction and other soil movements on slopes Ice-wedge polygons, pingoes and palsar Other ice in the ground and thermokarst The climate of the ground CHAPTER 3 A BRIEF HISTORY OF GEOTECHNICAL ACTIVITIES AND ASSOCIATED SCIENTIFIC RESEARCH IN THE NORTH The passive, or pre-technological approach Post-war Northern development and the geotechnical approach up to 1960 Pressure The scientific approach What happens when soils freeze? Conservation and concern for the natural environment CHAPTER 4 THE TRANS-ALASKA PIPELINE The first big pipeline on permafrost Permafrost and earthquakes Terrain conditions and site investigations The pipeline and hydrological conditions Solutions to the problems The completed pipeline CHAPTER 5 THE GAS PIPELINES AND THE FROST HEAVE PROBLEM The Mackenzie Valley pipeline Frost heave and the cold pipeline Origin of the heaving pressure Frost heave and the shut-off pressure Measuring the movement of water through frozen ground A difference of opinion A change of plans CHAPTER 6 THE ALASKA HIGHWAY PIPELINE The approved pipeline Some general problems applying to gas pipelines Creeping soils, rivers, and glacier-dammed lakes The Alaska Highway Pipeline and the frost heave problem Another change of plans CHAPTER 7 MORE PIPELINES, MORE SCIENCE AND MORE POLITICS Russian pipelines The Norman Wells oil pipeline Applied science carried out by a company A pipeline bent in France International science More mega projects CHAPTER 8 FREEZING GROUND, SCIENCE AND SOCIETY Pipelines in cold places: the future A new problem or an old one? A scientific challenge neglected Who is responsible? The unanswered questions Conclusion

Note: Contents: Symbols. - Preface. - Acknowledgements. - 1 PERIGLACIAL CONDITIONS. - 1.1 The significance of freezing in soils and rocks. - 1.2 Freezing and thawing in porous materials. - 1.3 Climate and ground freezing. - 1.3.1 Permafrost. - 1.3.2 Ephemeral freezing. - 1.4 Characteristics of permafrost. - 1.5 Manifestations of freezing and thawing of the ground. - 2 MORPHOLOGY OF PERMAFROST AND SEASONALLY FROZEN GROUND. - 2.1 Frozen ground as a geological material. - 2.2 Ice in the ground. - 2.2.1 Excess ice. - 2.2.2 Frost-heave ice: segregation ice. - 2.2.3 Intrusive ice; ice wedge ice, and other forms. - 2.2.4 Ice of external origin: buried glacier, snow, lake and river ice; icings. - 2.2.5 Age of ice in permafrost. - 2.2.6 Distribution of ground ice. - 2.2.7 Submarine frozen ground. - 2.2.8 Micromorphology of freezing soils. - 2.2.9 Pedology and soil freezing. - 2.3 Gas hydrates (clathrates). - 2.4 World distribution of permafrost. - 2.4.1 Land permafrost. - 2.4.2 Submarine distribution. - 2.5 Seasonal freezing. - 3 CLIMATE AND FROZEN GROUND. - 3.1 Introduction. - 3.2 Seasonal frost and permafrost. - 3.3 Climate and permafrost distribution. - 3.4 The importance of microclimates. - 3.5 The surface energy balance. - 3.5.1 The nature of surface interactions. - 3.5.2 A buffer layer model. - 3.5.3 Effects of surface changes. - 3.6 Possible effects of climatic change. - 3.7 Summary. - 4 THE GROUND THERMAL REGIME. - 4.1 Introduction. - 4.2 Heat flow in the ground. - 4.2.1 The heat conduction equation. - 4.3 Thermal properties. - 4.3.1 Thermal conductivity. - 4.3.2 Heat capacity. - 4.3.3 Thermal diffusivity. - 4.4 Ground thermal conditions. - 4.4.1 Geothermal heat flow and permafrost thickness. - 4.4.2 Effects of climatic change. - 4.4.3 Seasonal temperature variations. - 4.5 Lateral variations in ground temperatures. - 4.5.1 Influence of water bodies. - 4.6 Summary. - 5 THE FORMS OF THE GROUND SURFACE 1: SLOPES AND SUBSIDENCES. - 5.1 Freezing and thawing and displacements of the ground. - 5.2 Instability of soil on slopes: overview. - 5.3 The mystery of solifluction. - 5.3.1 Origin of small movements. - 5.3.2 Creep in the frozen state. - 5.4 Rock glaciers. - 5.5 Effects of thawing: landslides and slumps. - 5.5.1 Loss of cohesive strength. - 5.5.2 Soil consolation and strength during thaw. - 5.5.3 Thermokarst. - 5.6 The extent and variety of movements on slopes. - 6 THE FORMS OF THE GROUND SURFACE 2: STRUCTURES AND MICROTOPOGRAPHY OF LEVEL GROUND. - 6.1 Surface characteristics. - 6.2 Features characterised by accumulation of ice. - 6.2.1 Pingos. - 6.2.2 Palsa. - 6.2.3 Hydrolaccoliths. - 6.3 Differential freeze-thaw effects. - 6.3.1 Uplift of stones. - 6.3.2 Soil hummocks. - 6.3.3 Earth circles. - 6.3.4 Stone polygons and rings. - 6.4 Thermal contraction and cracking. - 6.4.1 Soil and ice wedges. - 7 THERMODYNAMIC BEHAVIOUR OF FROZEN SOILS. - 7.1 Soil: A porous system. - 7.1.1 'Freezing points' and latent heat. - 7.1.2 Proportions of ice and water. - 7.1.3 Water contents and thermal properties. - 7.2 Energy status, or potential, of soil water. - 7.2.1 Freezing point depression, potential, and free energy. - 7.2.2 Potential of water in freezing soils. - 7.3 Pressure and temperature relations. - 7.4 Origin of frost heave and frost heave pressures. - 7.5 Permeability of frozen soils. - 7.6 Frost heave as a thermodynamic-rheologic process. - 8 HYDROLOGY OF FROZEN GROUND. - 8.1 Introduction. - 8.2 Surface hydrology. - 8.2.1 Bank stability in permafrost regions. - 8.3 Groundwater. - 8.3.1 Icings and frost blisters. - 8.3.2 Water supply. - 8.4 Hydrodynamics of frozen ground. - 8.4.1 Unfrozen water content. - 8.4.2 Gradients of water potential due to freezing temperatures. - 8.4.3 Moisture transfer mechanisms. - 8.4.4 Moisture transport in saturated soils. - 8.4.5 Moisture transport in unsaturated soils. - 8.5 Ice segregation and frost heaving. - 8.5.1 Coupled heat and moisture flow at freezing temperatures. - 8.5.2 The hydrodynamic model. - 8.5.3 The rigid ice model. - 8.5.4 Extreme forms of ice segregation. - 8.6 Seasonal hydrodynamics in permafrost. - 8.6.1 Water migration beyond the fringe. - 8.6.2 Development of aggradational ice. - 9 THE MECHANICS OF FROZEN GROUND. - 9.1 Introduction. - 9.2 The frozen soil system. - 9.2.1 Properties of the ice. - 9.2.2 The strength of soils. - 9.3 Deformation of frozen ground. - 9.3.1 Characteristics of creep. - 9.3.2 The origins of creep. - 9.4 Strength characteristics of frozen soils. - 9.4.1 Rates of strain and processes of deformation. - 9.5 Temperature dependence of creep rate and strength. - 9.6 Effect of soil composition. - 9.6.1 Size of soil particles. - 9.6.2 Ice content. - 9.6.3 Pore water salinity. - 9.7 Effect of normal and confining stresses on strength and deformation. - 9.7.1 Internal, thermodynamically controlled stresses. - 9.8 Field situations. - 9.8.1 Role of temperature and pressure variations. - 10 GEOCRYOLOGY PAST AND FUTURE. - 10.1 Geocryology and geotechnique. - 10.2 Energy exchange and climate instability. - 10.3 Thermodynamic and mechanical properties of frozen ground. - 10.4 Submarine and other extreme conditions for permafrost. - References. - Index.

Note: Contents Editor's note Acknowledgements page xu Notes on translations and definitions Abstract Preface Introduction 1 Geocryology as part of planetary cryology 2 Frozen rocks as natural-historical geological formations 3 History of research of the zone of permafrost and the frozen materials composing this zone 4 Structure, problems and scientific themes of geocryology 5 Methodological basis of geocryology I Thermal-physical, physico-chemical and mechanical processes in freezing, frozen and thawing ground and their manifestation in the permafrost regions 1 Thermal-physical processes in freezing and thawing ground 1.1 Heat transfer and temperature field in ground 1.2 Freezing (crystallization) of water and melting of ice in the ground 1.3 Sublimation and desublimation of moisture in frozen rocks 1.4 Freezing and thawing of ground 1.5 Methods for solving soil freezing (thawing) problems and approximate formulae for freezing and thawing depth calculations 2 Water transfer and ice formation in soils 2.1 Nature and mechanism of moisture migration in soils 2.2 Water transfer and ice formation in frozen soil 2.3 Water transfer and ice formation in freezing and thawing soils 3 Physico-chemical and mechanical processes in freezing and thawing ground 3.1 Chemical reactions and processes in freezing and thawing soils 3.2 Physico-chemical and mechanical processes in freezing and thawing soils 3.3 Physical-mechanical processes in frozen soils caused by changes in temperature 3.4 Physical and chemical processes in frozen soils caused by an external load 4 Structure and texture of freezing and thawing soils 4.1 Thermal-physical and physical-mechanical conditions of development of migrational-segregated ice interlayers 4.2 Basic types of cryogenic structure 4.3 Formation of structure in freezing and thawing soils 4.4 Structural associations and types of contact in frozen soils 5 Cryogenic geological processes and phenomena 5.1 Classification of processes and phenomena 5.2 Frost heaving of soils 5.3 Frost cracking (fissuring) and polygonal formations, surface and underground 5.4 Thermokarst 5.5 Slope processes and phenomena 5.6 Processes and effects associated with the activity of water, glaciers and other geological agents II Composition, cryogenic structure and properties of frozen rocks 6 Formation of sedimentary materials in the permafrost regions (cryolithogenesis) 6.1 Sediment genesis in the permafrost regions 6.2 Transformation of loose deposits of the permafrost regions into rock 6.3 Formation of useful mineral deposits at different stages of cryogenesis 7 Composition and structure of frozen earth materials 7.1 Characteristics of organic, mineral and chemical composition of frozen earth materials 7.2 Unfrozen water and ice in ground 7.3 Textural characteristics of the frozen material 7.4 Microstructure of frozen soils 8 Properties of frozen soils 8.1 Physical properties of the frozen materials 8.2 Thermal-physical properties of rocks 8.3 Moisture exchange properties of soils 8.4 Mechanical properties of frozen ground 9 Characteristics of the basic genetic types of frozen ground 9.1 Features of the cryogenic types of frozen strata 9.2 Composition and cryogenic structure of the principal geologic-genetic types of sedimentary materials in the permafrost regions 9.3 Natural ice as a monomineral rock III Principles of the formation and development of the frozen strata and layers of seasonal freezing and thawing 10 Thermodynamic and climatic conditions for formation of the frozen layers 10.1 Energy balance of the Earth 10.2 Thermodynamic conditions for development of seasonally and perennially frozen ground 10.3 Frozen ground as a result of zonation of thermal- and mass-exchange processes on the Earth's surface and in the atmosphere 11 Seasonal freezing and thawing of ground 11.1 Formation of the layer of seasonal freezing and thawing of soil 11.2 Types of seasonal freezing and thawing of the ground 11.3 The influence oflandscape-climatic factors on the temperature regime and depth of seasonal freezing and thawing of the ground 12 Development of the temperature regime and the thickness of the permafrost 12.1 Present-day knowledge of the development of permafrost 12.2 The effect of boundary conditions on the permafrost thickness and temperature regime 12.3 Dependence of the permafrost thickness and temperature regime on geological factors and processes 13 Taliks and groundwater in the permafrost zone 13.1 The types and formation of taliks in the permafrost zone 13.2 Groundwater of the permafrost regions 13.3 Interaction of groundwater with the permafrost and types of cryohydrogeological structures IV Regional features and evolution of permafrost 14 Permafrost evolution in the Earth's history 14.1 History of the development of permafrost and its distribution on the planet 14.2 Reasons for the development and evolution of permafrost in the Earth's history 14.3 The history of geocryological development and the main stages of permafrost formation on the territory of the former USSR in the Late Cenozoic 15 Zonal and regional features of present-day geocryological conditions in the territories of the former USSR 15.1 Distribution of permafrost and spatial variations of its mean annual temperature 15.2 Structure of the permafrost and spatial variability of its thickness 15.3 Distribution of main types of seasonal ground thawing and freezing 16 Principles and methods for regional geocryological investigations 16.1 Geocryological survey as the basis for regional investigation of the seasonally and perennially freezing zones 16.2 The methods and carrying-out of geocryological surveys 16.3 Classification and regionalization in the course of geocryological survey 16.4 Regionalization in geocryological mapping V Rational use of frozen ground and environmental protection in the course of economic development of the permafrost regions 17 The effect of different types of development on the natural geocryological environment 17.1 The basic principles of rational use of frozen ground in the course of the economic development of the permafrost regions 17.2 Regional environmental change in the course of development of extensive areas within the permafrost zone 17.3 Economic development of the permafrost regions with various kinds of construction 17.4 Development in the permafrost regions for the mining industry and underground engineering 17.5 Types of agrobiological development in the permafrost regions 18 Ensuring the stability of engineering structures in the permafrost regions 18.1 Principles of construction on permafrost (bases and foundations) 18.2 Methods of amelioration of frozen ground for foundations 18.3 Principles of foundation design and selection of type of foundation for construction on permafrost 18.4 Normative documents for engineering design and construction in the permafrost regions 19 Engineering geology in support of design, construction and operation of structures in the permafrost regions 19.1 Engineering-geological survey in the permafrost regions 19.2 Forecasting change in the geocryological conditions in the course of development 19.3 Principles and methods of the control of cryogenic processes 19.4 The basis of the rational use and protection of the geological environment in the permafrost regions References Index