ALBERT

Anmerkung: CONTENTS: I. National Committee for Antarctic Research, and National Operating Body. - II. Map of Stations. - Ill. Permanent Observatories, Regular Observations and Long-term Monitoring. - IV. Report on Highlights of Science Activities from Previous Reporting Period (1 Oct. 93 - 31 March 94). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - V. List of Permits and Rationale for Entry into SPAs and SSSIs. - VI. Prospectus of Planned Activities for Coming Reporting Period (1 April 94 - 31 March 95). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - VII. Future Activities Planned & Funded (beyond 31 March 95). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - VIII. Bibliography. - IX. List of Principal Investigators and Responsible Authorities.

Anmerkung: CONTENTS Preface Introduction Experimental equipment and methods Gas gun Snow target assembly Data acquisition Experimental procedure Measured data Stress histories Snow characterization Data analysis Recommendations Experimental methods Experimental needs Summary Literature cited Appendix A : Stress-time data plots Appendix B: Tabulated stress-time data Abstract

Anmerkung: CONTENTS: I. National Committee for Antarctic Research, and National Operating Body. - II. Map of Stations. - Ill. Permanent Observatories, Regular Observations and Long-term Monitoring. - IV. Report on Highlights of Science Activities from Previous Reporting Period (1 Oct. 91 - 31 March 92). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - V. List of Permits and Rationale for Entry into SPAs and SSSIs. - VI. Prospectus of Planned Activities for Coming Reporting Period (1 April 92 - 31 March 93). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - VII. Future Activities Planned & Funded (beyond 31 March 93). - A. Biology. - B. Geodesy & Geographic Information. - C. Geology. - D. Solid Earth Geophysics. - E. Glaciology. - F. Human Biology & Medicine. - G. Atmospheric Sciences. - H. Logistics. - I. Ocean Physical Sciences (incl. Marine Chemistry). - VIII. Bibliography. - IX. List of Principal Investigators and Responsible Authorities.

Anmerkung: Contents Preface Introduction The Earth as a global system Basic building blocks Introduction The atmosphere The hydrosphere The cryosphere The geosphere The biosphere Global cycles Introduction The water cycle Bio-geochemical cycles Natural changes Introduction Crucial changes on characteristic time scales The development of civilization and its consequences for the Earth system Signals from a disturbed environment Introduction The changed environment Problems caused by a growing world population The world of tomorrow Introduction Climate models and their limits Living in a greenhouse searching for traces and solutions The sciences being challenged Introduction Guidelines for a program of research into global changes Science and politics take up the challenge: International and national research programs Introduction International efforts Global Change research in Germany Acronyms and Abbreviations Bibliography: Illustrations

Anmerkung: CONTENTS Preface Executive summary Introduction Regional divisions Zone A - rock and ice roads Zone B - local ice Zone C - traverse Zone D - ice edge Zone E - remote field site Zone F - inland station Current transportation needs in Antarctica Future transportation needs Transportation analysis Personnel transport Cargo transport Summary of analysis Recommendations for changes to U.S. vehicle fleet Conclusions and summary of findings Literature cited Appendix A: Age distribution of NSF surface vehicles Abstract

Anmerkung: Contents Preface Nomenclature Introduction Field surveys Methods and paraphernalia Results Sloping bottom effects and critical angle phenomena Deconvolution and thin layers Well-separated echoes Thin ice layers Thin layers of water Observations Literature cited Abstract

Anmerkung: TABLE OF CONTENTS FOREWORD PREFACE INTRODUCTION SECTION 1: GENERAL PAPERS Case Study of a Grounded Jam; Restigouche River, New Brunswick / by S. Beltaos and B.C. Burrell Water Balance and Geochemistry Studies in a Tundra Watershed, District of Keewatin, Northwest Territories / by G.G. Bursey, T.W.D. Edwards and S.K. Frape River Icing Mounds: a Winter Water Source on the Eastern North Slope of Alaska / by E.F. Chacho, C.M. Collins, A.J. Delaney and S.A. Arcone Geochemical Evolution of Water in a Continental High Boreal Wetland Basin: Preliminary Results / by D. Craig A Physical Model of Ice Overthn.ist during the Break-Up of Intact River-Ice Covers / by M.N. Demuth and T.D. Prowse Seasonal Changes in the Hydrochemistry of Land Drainage: Colour Lake Catchment, Axel Heiberg Island, N.W.T. / by M. English, S. Schiff, M. Ecclestone, W.P. Adams, M. Hinton, L. Pezzutto, R. Elgood, C. Allan and D. Pierson Shape, Length and Flow· Conditions of Conduits at South Cascade Glacier, Washington State, U.S.A. / by A.G. Fountain CO2-Rich Ground Waters of the Flat River Valley, N.W.T. / by S.M. Hamilton, F.A. Michel and C.W. Jefferson Regional Snow Ablation in the Alaskan Arctic / by L.D. Hinzman, D.L. Kane and R.E. Giec Regionalization of Low Flows in Yukon Territory / by J.R. Janowicz Discharge Regimes of a Glacierized Basin, Slims River, Yukon / by P.G. Johnson Pulses in Glacier Discharge: Indicators of the Internal Drainage System of Glaciers / by P.G. Johnson Drainage of an Ice-Dammed Lake, Kaskawulsh Glacier Basin, Yukon / by J.N. Kasper and P.G. Johnson On Areal Distribution. of Snowcover in a Mountainous Area / by A. Killingtveit and K. Sand Hydrogeochemical Aspects of Two Selected Sites in a Fringe Zone of Discontinuous Permafrost / by Y.T.J. Kwong, D. Craig and M. Griffin Ice-Cover Growth and Freeze-Out of Solutes in a Mackenzie Delta Lake / by L.F.W. Lesack, P. Marsh and R.E. Hecky Hydrological Processes in a Small Catchment Containing a Perennial Snowbank, Melville Island, N.W.T. / by A.G. Lewkowicz and K.L. Young On Modelling Surface Meltwater Discharge from Arctic and Alpine Glaciers / by D.S. Munro A High Arctic Occurrence of Seasonal Frost Mounds / by W.H. Pollard Relationships between Snow Chemistry and Blowing Snow: Initial Findings / by J.W. Pomeroy, T.D. Davies and M. Tranter Peatlands of the Lake Melville Coastal Plain, Labrador / by J.S. Price, D.A. Maloney and F.G. Downey Constraints on the Origin of Acidity in Colour Lake, Axel Heiberg Island (79°25'N) / by S. Schiff, M. English, M. Ecclestone, R. Elgood, M. Hinton and L. Pezzutto Longitudinal Dispersion in the Ice-Covered Athabasca River / by G. Van Der Vinne and D. Andres Economic Impact of River Ice Jams in Canada / by G. Van Der Vinne, T.D. Prowse and D. Andres Estimation of Mass-Balance and Run-Off Component of Urumqi Glacier No. I from Water-Balance Analysis / by Z. Yang SECTION 2: MODELLING Interactive Modelling of Cold Regions Watersheds with SSARR / by E.A. Cassell and T. Pangburn Estimates of Evaporation in the Yukon and Northwest Territories / by J. Haas A Basin Water-Storage Model to Forecast Columbia River Discharge / by W. Tangborn Preliminary Findings from Experiments on Frazil and Anchor Ice in a Circular Flume / by G. Tsang and B. Trapp On Computer Simulation of Ice Motion in Rivers / by O.G. Vinogradov, A. Springer and P. Wierzba SECTION 3: OTHER CONTRIBUTIONS Transformation of Heavy Metals under Tidal Flows in the Severnaya Dvina Estuary / by V.F. Brekhovskikh, A.N. Malutin and M.A. Mordasov Northern River: BOD-DO Model / by V.F. Brekhovskikh and G.V. Volpian Water Storage in Alpine Glaciers (Abstract) / by M.M. Brugman Snowmelt Infiltration into Frozen Soil at Sites in the Discontinuous Permafrost Zone Near Mayo, Yukon Territory / by C.R. Bum Use of Periphyton Indices as a Biological Measure of Water Quality in Small Rivers / by E.A. Goncharevich Yukon and Northwest Territories Ground-Water Data Base / by P. Hardisty, V. Schilder, T. Dabrowski and J. Wells Some Aspects of Glacier Hydrology in China / by X. Hu and Z. Yang Modelled Estimates of Changes in the Water Balance of Forested Northern River Basins / by Yu.G. Motovilov and N.A. Nazarov Study of Surface Water Quality in the Northern Region Subject to Pollution / by A.N. Shammasov Response of Riverine and Lacustrine Biocenoses to Human Impact / by N.S. Zolotareva and M.A. Mordasov APPENDIX A: LIST OF PARTICIPANTS

Anmerkung: Contents Julian A. Dowdeswell and James D. Scourse: Preface --- Julian A. Dowdeswell and James D. Scourse: On the description and modelling of glacimarine sediments and sedimentation / Geological Society, London, Special Publications, 53:1-13, doi:10.1144/GSL.SP.1990.053.01.01 --- G. S. Boulton: Sedimentary and sea level changes during glacial cycles and their control on glacimarine facies architecture / Geological Society, London, Special Publications, 53:15-52, doi:10.1144/GSL.SP.1990.053.01.02 --- Ross D. Powell: Glacimarine processes at grounding-line fans and their growth to ice-contact deltas / Geological Society, London, Special Publications, 53:53-73, doi:10.1144/GSL.SP.1990.053.01.03 --- Ellen A. Cowan and Ross D. Powell: Suspended sediment transport and deposition of cyclically interlaminated sediment in a temperate glacial fjord, Alaska, U.S.A. / Geological Society, London, Special Publications, 53:75-89, doi:10.1144/GSL.SP.1990.053.01.04 --- Eugene W. Domack: Laminated terrigenous sediments from the Antarctic Peninsula: the role of subglacial and marine processes / Geological Society, London, Special Publications, 53:91-103, doi:10.1144/GSL.SP.1990.053.01.05 --- Robert Gilbert: Rafting in glacimarine environments / Geological Society, London, Special Publications, 53:105-120, doi:10.1144/GSL.SP.1990.053.01.06 --- Julian A. Dowdeswell and Tavi Murray: Modelling rates of sedimentation from icebergs / Geological Society, London, Special Publications, 53:121-137, doi:10.1144/GSL.SP.1990.053.01.07 --- Paul R. Carlson, Terry R. Bruns, and Michael A. Fisher: Development of slope valleys in the glacimarine environment of a complex subduction zone, Northern Gulf of Alaska / Geological Society, London, Special Publications, 53:139-153, doi:10.1144/GSL.SP.1990.053.01.08 --- Alec E. Aitken: Fossilization potential of Arctic fjord and continental shelf benthic macrofaunas / Geological Society, London, Special Publications, 53:155-176, doi:10.1144/GSL.SP.1990.053.01.09 --- James P. M. Syvitski, K. William G. LeBlanc, and R. E. Cranston: The flux and preservation of organic carbon in Baffin Island fjords / Geological Society, London, Special Publications, 53:177-199, doi:10.1144/GSL.SP.1990.053.01.10 --- Ian J. Fairchild and Baruch Spiro: Carbonate minerals in glacial sediments: geochemical clues to palaeoenvironment / Geological Society, London, Special Publications, 53:201-216, doi:10.1144/GSL.SP.1990.053.01.11 --- C. M. T. Woodworth-Lynas and J. Y. Guigné: Iceberg scours in the geological record: examples from glacial Lake Agassiz / Geological Society, London, Special Publications, 53:217-233, doi:10.1144/GSL.SP.1990.053.01.12 --- Jens Bischof, Joachim Koch, Michaela Kubisch, Robert F. Spielhagen, and Jörn Thiede: Nordic Seas surface ice drift reconstructions: evidence from ice rafted coal fragments during oxygen isotope stage 6 / Geological Society, London, Special Publications, 53:235-251, doi:10.1144/GSL.SP.1990.053.01.13 --- Anders Solheim, Lars Russwurm, Anders Elverhøi, and Mona Nyland Berg: Glacial geomorphic features in the northern Barents Sea: direct evidence for grounded ice and implications for the pattern of deglaciation and late glacial sedimentation / Geological Society, London, Special Publications, 53:253-268, doi:10.1144/GSL.SP.1990.053.01.14 --- Tore O. Vorren, Erland Lebesbye, and Kjell B. Larsen: Geometry and genesis of the glacigenic sediments in the southern Barents Sea / Geological Society, London, Special Publications, 53:269-288, doi:10.1144/GSL.SP.1990.053.01.15 --- D. Huddart and J. D. Peacock: Early Holocene morainal bank sedimentology and marine ecology, Skjoldungebrae gorge, North Scoresby Land, East Greenland / Geological Society, London, Special Publications, 53:289-305, doi:10.1144/GSL.SP.1990.053.01.16 --- Rodney L. Stevens: Proximal and distal glacimarine deposits in southwestern Sweden: contrasts in sedimentation / Geological Society, London, Special Publications, 53:307-316, doi:10.1144/GSL.SP.1990.053.01.17 --- A. R. Lord: The Pleistocene—Holocene transition in Southwestern Sweden and the recognition of deglaciation effects in adjacent seas / Geological Society, London, Special Publications, 53:317-328, doi:10.1144/GSL.SP.1990.053.01.18 --- J. D. Scourse, W. E. N. Austin, R. M. Bateman, J. A. Catt, C. D. R. Evans, J. E. Robinson, and J. R. Young: Sedimentology and micropalaeontology of glacimarine sediments from the Central and Southwestern Celtic Sea / Geological Society, London, Special Publications, 53:329-347, doi:10.1144/GSL.SP.1990.053.01.19 --- M. S. Stoker: Glacially-influenced sedimentation on the Hebridean slope, northwestern United Kingdom continental margin / Geological Society, London, Special Publications, 53:349-362, doi:10.1144/GSL.SP.1990.053.01.20 --- Carolyn H. Eyles and Martin B. Lagoe: Sedimentation patterns and facies geometries on a temperate glacially-influenced continental shelf: the Yakataga Formation, Middleton Island, Alaska / Geological Society, London, Special Publications, 53:363-386, doi:10.1144/GSL.SP.1990.053.01.21 --- A. C. M. Moncrieff and M. J. Hambrey: Marginal-marine glacial sedimentation in the late Precambrian succession of East Greenland / Geological Society, London, Special Publications, 53:387-410, doi:10.1144/GSL.SP.1990.053.01.22

Anmerkung: Kartenbeilage unter dem Titel: Physiographic map and field trip localities of the Upper Cook Inlet area, Alaska / compiled by R. D. Reger and R. G. Updike (1982) , CONTENTS Introduction General statement Organization and acknowledgments Selected references Middle Tanana River valley R&sum& of the permafrost and Quaternary geology Road log and locality descriptions Selected references Delta River area. Alaska Range R&sum& of the permafrost and Quaternary geology Road log and locality description Trans-Alaska Pipeline System Thawing problems Construction modes Conventional burial Special burial Conventional elevated and anchor support Selected references Copper River basin Rèsumè of Quaternary geology Road log and locality description Gakona section Richardson Highway Simpson Hill roadcut Copper River Bluff section Glenn Highway Selected references Overview of the Matanuska Glacier Selected references Upper Cook Inlet region and the Matanuska Valley Introduction Physiography and geology Upper Cook Inlet region Matanuska Valley Climate Vegetation. Soils Rèsumè of Quaternary geology General statement Late Pliocene-early Pleistocene glaciations and interglaciations Mt. Susitna Glaciation Mt. Susitna-Caribou Hills interglaciation Caribou Hills Glaciation Late Pleistocene glaciations and interglaciations Caribou Hills-Eklutna interglaciation Eklutna Glaciation Eklutna-Knik interglaciation Knik Glaciation Knik-Naptowne nonglacial interval Naptowne Glaciation Early Holocene Glaciations Middle to Late Holocene events Alaskan Glaciation Tustumena advances Tunnel advances Other events Road log and locality descriptions Selected references Appendix A - Radiocarbon dates related to late Quaternary events in the Upper Cook Inlet region, Alaska

Anmerkung: Masterarbeit, Queen's University (Kingston, Ont.), 1990 , TABLE OF CONTENTS ABSTRACT ACKOWLEDGEMENTS LIST OF FIGURES LIST OF TABLES CHAPTER 1: INTRODUCTION 1.1 Purpose of Study 1.2 Site Description 1.2.1 Climate 1.2.2 Geology 1.2.3 Late Cenozoic Evolution of the Queen Elizabeth Islands 1.2.4 Origin of Colour Lake 1.2.5 Lake and Basin Morphometry and Morphology CHAPTER 2: LITERATURE REVIEW 2.1 General Arctic Limnology 2.1.1 Thermal Regimes and Circulation 2.1.2 Biological Limnology 2.2 Sedimentation in Arctic Lakes 2.2.1 Sedimentary Processes 2.2.2 Deposits 2.3 Phycology and Paleophycology of High Arctic Lakes CHAPTER 3: METHODS 3.1 Basin Factors 3.1.1 Weather 3.1.2 Stream Sampling 3.1.3 Snowmelt, Depth of Ground Thaw, and Soil parameters 3.1.4 Measurement of Mass Wasting 3.2 General Limnology 3.3 Sediment Sampling and Analysis 3.3.1 Sediment Collection 3.3.2 Sediment Analysis 3.3.3 Microfossil Analysis 3.3.3.1 Diatoms and Chrysophytes 3.3.3.2 Chironomids CHAPTER 4: RESULTS 4.1 Basin Factors 4.1.1 Weather 4.1.2 Stream Discharge and Water Quality 4.1.3 Snow, Active Layer Thickness, and Soil Parameters 4.1.4 Mass Wasting 4.1.4.1 Gelifluction survey 4.1.4.2 Mudflows and other Observations 4. 2 Limnology 4.2.1 General Limnology - 1987 4.2.1.1 Lake Temperature 4.2.1.2 Lake Chemistry 4.2.1.3 Water Stage 4.2.1.4 Suspended Sediment 4.2.1.5 Algae 4.2.2 General Limnology - 1988 4.3 Sedimentology 4.3.1 Surficial Sediments 4.3.1.1 Structure and Grain Size 4.3.1.2 Organic Matter 4.3.1.3 Microfossils 4.3.2 Long Cores 4.3.2.1 Structure and Grain Size 4.3.2.2 Organic Matter 4.3.2.3 Dating 4.3.2.4 Microfossils CHAPTER 5: DISCUSSION 5.1 Basin Factors 5.1.1 Inflows 5.1.2 Mass Wasting 5.1.2.1 Rates of Soil Movement 5.1.2.2 Gelifluction as a Sediment Source 5.2 Limnology 5.3 Sedimentology 5.3.1 Recent Sedimentary Environment 5.3.2 Late Holocene Sedimentary Environment 5.3.2.1 Signal from Alluvial Fan River 5.3.2.2 Signal from Gelifluction 5.3.2.3 Signal from Lake Ice Cover 5.2.3.4 General Sedimentology 5.2.3.5 Paleophycology 5.3.3 Modelling Colour Lake Sedimentology . CHAPTER 6: CONCLUSIONS REFERENCES APPENDIX A: CORRECTION OF TALL BURIED STAKES APPENDIX B: TEST OF EFFECT OF IGNITION BEFORE SEDIGRAPHING APPENDIX C: DIATOM SPECIES LIST APPENDIX D: SEDIMENT VOLUME IN A SMALL MUDFLOW APPENDIX E: ICE RECORD VITA

Anmerkung: Zugl.: Stockholm, Univ., Diss., 1991

Anmerkung: CONTENTS: Report on the 1995 activities of GRIP Operation Center (GOC). - Objective. - Kangerlussuaq (Søndre Strømfjord). - Preparation of field season. - Start of field season. - Communication. - Medevac. - Acknowledgement. - 1995 Field Season, Diary. - Maintenance / Logistics. - Bulk supplies. - Table of C130 flights. - Table of Twin Otter flights. - List of participants. - GRIP 1995 sub programs. - GRIP summaries 1989-1995. - GOC documentation 1989-1994. - Sitreps. - Daily reports from DOME GRIP. - Map of Northern Greenland. - List of GRIP addresses. - Tasks of GOC.

Anmerkung: Text in Englisch und Arabisch

Anmerkung: CONTENTS Introduction Objective Background Strength measurement techniques Triaxial compression Direct shear Shear annulus device CRREL Instrumented Vehicle Discussion Comparison of methods Influence of soil conditions Traction prediction Conclusions References Abstract

Anmerkung: CONTENTS Preface Introduction Radar equipment General operation Antennas Waveforms and phase polarity Antenna directivity Field procedures and data processing Field procedures Data recording Data processing Site location Results Pegasus runway Access road from Williams Field to Pegasus runway Williams Field Summary and conclusions Literature cited Appendix A: Airborne profile of a portion of the access road Abstract

Anmerkung: CONTENTS Preface Nomenclature Introduction Background Scope of the study Control of river ice formation Control methods Controlled ice-cover formation for the upper Ohio River Numerical simulation of ice-cover formation Flow profile Water temperature variation Frazil ice growth Ice-cover progression Thermal growth of ice cover Numerical results Illustration of simulated ice-:over formation Ice-cover formation in the Hannibal and Montgomery pools Generalized results Conclusions and recommendations Literature cited Appendix A: Expression for coefficients Appendix B: Listing of computer program

Anmerkung: Contents PREFACE CHAPTER 1. FROZEN GROUND 1.1 Frozen ground support systems Frozen earth wall Design considerations 1.2 Seasonally and perennially frozen ground Cold regions: definition Subsurface temperatures Active layer, Permafrost 1.3 Terrain features in permafrost areas Ground ice features Patterned ground 1.4 Engineering considerations Freezing process Thawing of frozen ground Frost action Useful aspects of frozen ground Ice as a construction material Problems CHAPTER 2. PHYSICAL AND THERMAL PROPERTIES 2.1 Composition and structure of frozen ground Soil types Phase relationships Ice phase Particle size and size distribution Consistency of cohesive soils 2.2 Soil classification Unified soil classification system Frozen soil classification 2.3 Water-ice phase relationships Unfrozen water in frozen soil Effect of solutes on freezing 2.4 Soil frost action Frost action process Frost susceptibility of soils Frost-heave forces Freeze-thaw effects on permeability 2.5 Thermal properties Thermal conductivity Heat capacity Thermal diffusiuity Latent heat of fusion Thermal expansion (or contraction) Problems CHAPTER 3. HEAT FLOW IN SOILS 3.1 Heat transfer at the ground surface Climatic factors Freezing (or thawing) indices Surface n-factor 3.2 Seasonal ground freezing (or thawing) Frost depth Thawing of frozen soil Design implications 3.3 Temperature below cooled (or heated) areas Steady state heat flow Transient temperatures Periodic heat flow 3.4 Thermal analysis: frozen ground support systems Single freeze pipe Wall formation Multiple rows of freeze pipes Problems CHAPTER 4. THAW BEHAVIOR OF FROZEN GROUND 4.1 Thaw settlement 4.2 Consolidation of thawing soils Thaw consolidation Residual stress in thawing soils 4.3 Thaw-consolidation in some layered systems Two layer soil problems Compressible soil ouer discrete ice layers Problems CHAPTER 5. MECHANICAL PROPERTIES OF FROZEN SOILS 5.1 Stress-strain-time and strength behavior Hydrostatic pressure effect on frozen soil behavior Shear stress effect on frozen soil behavior 5.2 Factors influencing creep and strength Creep of frozen soil under constant stress Stress-strain behavior under constant strain rate Ice content effect on strength Normal pressure effect on strength Strain rate effect on strength Temperature effect on strength Frozen soil behauior at cryogenic temperatures 5.3 Analytical representation of creep and strength data General creep equation Strength of frozen soils Comparison with Vyalou's creep and strength equations Normal pressure effect on creep and strength Salinity effect on frozen soil creep and strength 5.4 Frozen soil behavior in uniaxial tension 5.5 Deformability of frozen soils 5.6 Compressibility of frozen soils Problems CHAPTER 6. CONSTRUCTION GROUND FREEZING 6.1 Design considerations Ground freezing applications Soil conditions Groundwater flow Ground movement 6.2 Freezing methods and system installation Primary plant and pumped loop secondary coolant Expendable liquid refrigerant Installation of the cooling system 6.3 Structural design of frozen earth walls Curved walls Straight walls and combinations Tunnels Finite-element method 6.4 Monitoring requirements Freeze hole deviation Temperature Frost boundary location and wall thickness 6.5 Other construction considerations Protection of exposed frozen earth Concrete placement against frozen earth Problems CHAPTER 7. FOUNDATIONS IN FROZEN SOILS 7.1 General considerations Foundations in seasonally frozen ground Foundations in permafrost 7.2 Shallow foundations Selection of foundation method Design of shallow foundations Bearing capacity Settlement considerations 7.3 Pile foundations Pile types Pile placement Pile freezeback Axially loaded piles Laterally loaded piles Anchors in frozen ground 7.4 Frost-heave forces on foundations Tangential forces on a vertical surface Design for frost heave Problems CHAPTER 8. STABILITY OF SOIL MASSES IN COLD REGIONS 8.1 Landslides in permafrost: classification 8.2 Slopes in thawing permafrost Low-angle planar flows Slides 8.3 Slopes in frozen soils 8.4 Slope stabilization methods Construction and design techniques Stabilization of planar slides Stabilization of cut slopes Problems CHAPTER 9. EARTHWORK IN COLD REGIONS 9.1 Site considerations Drainage Thermal and frost action factors Subsurface conditions Material sources 9.2 Excavation and transport Mechanical excavation Drilling and blasting Thawing frozen soil Hydraulic dredging 9.3 Field placement Compaction Placement in water 9.4 Water-retaining embankments on permafrost Unfrozen embankments Frozen embankments Maintaining the frozen state Thermal and stability considerations 9.5 Embankment performance Frost heave Settlement Stability Artificial islands CHAPTER 10. FIELD INVESTIGATIONS 10.1. Sampling frozen ground Sampling methods Sample protection 10.2 Ground-temperature measurement Temperature sensors and measuring equipment 10.3 Field testing of frozen soils Field test methods Pressuremeter test Deep static cone penetration test Other types of field tests 10.4 Geophysical methods Seismic velocities in frozen ground Electrical properties of frozen ground Geophysical techniques used in frozen ground High-frequency electrical methods Borehole logging in permafrost APPENDIX A. SYMBOLS APPENDIX B. SI UNITS APPENDIX C LABORATORY AND FIELD TESTS ON FROZEN SOILS C1 Handling, storage, and machining of specimens prior to testing C2 Uniaxial compression test C3 Uniaxial tensile test C.4 Salinity of soil pore water C5 Thermosiphon C6 Pile load test in permafrost REFERENCES AUTHOR INDEX SUBJECT INDEX

Anmerkung: TABLE OF CONTENTS ECOLOGY 1 Sea ice: its formation, distribution and properties 2 Ice-associated ecosystems 3 Ice diatoms 4 Techniques for sampling sea-ice algae 5 The Antarctic planktonic ecosystem 6 Some aspects of the large-scale physical oceanography of the Arctic Ocean influencing biological oceanography 7 Arctic planktonic ecosystems 8 Arctic plankton diatoms: dominant species, biogeography 9 The paleontological significance of fossil diatoms from the high-latitude oceans TAXONOMY 10 Key to diatom families and glossary 11 Family Thalassiosiraceae Section 1: the genera Skeletonema, Pororsira, Bacterosira, and Detonula and the genus Thalassiosira from the Arctic Section 2: the genus Thalassiosira from the Antarctic 12 Family Leptocylindraceae: the genus Corethron 13 Family Coscinodiscaceae: the genus Stellarima 14 Family Hemidiscaceae: the genera Actinocyclus and Azpeitia 15 Family Rhizosoleniaceae: the genera Rhizosolenia and Proboscia 16 Family Biddulphiaceae: the genus Eucampia 17 Family Diatomaceae: the genera Thalassiothrix and Trichotoxon 18 Family Naviculaceae: Arctic species of the genera Diploneis, Gyrosigma, Haslea, Navicula, Pinnularia, Pleurosigma, Stauroneis and Stenoneis 19 Family Naviculaceae: the genera Plagiotropis, Manguinea, Membraneis, and Banquisia 20 Family Naviculaceae: the genus Pseudogomphonema 21 Family Auriculaceae and Bacillariaceae: the genera Auricula, Hantzschia, and Nitzschia 22 Family Bacillariaceae: the genus Nitzschia section Pseudonitzschia 23 Family Bacillariaceae: the genus Nitzschia section Nitzschiella 24 Family Bacillariaceae: the genus Nitzschia section Fragilariopsis BIBLlOGRAPHY

Anmerkung: Masterarbeit, Wilfrid Laurier University, Waterloo, 1992 , Table of Contents Abstract Acknowledgements List of Figures List of Tables Chapter 1 Introduction and Literature Review 1.1 introduction 1.2 Research objectives 1.3 Literature review 1.3.1 Overland flow 1.3.2 Overland flow from partial areas 1.3.3 Subsurface stormflow 1.3.4 The variable source area subsurface stormtlow concept 1.3.5 Groundwater and the capillary fringe effect 1.3.6 Preferential flow 1.3.6.1 Macropore flow 1.3.6.2 Unstable flow 1.4 Summary of uncertainties in the vadose zone Chapter 2 Methodology 2.1 Introduction 2.2 The Harp 4-21 basin: site description 2.2.1 Basin topography 2.2.2 Bedrock and surficial geology 2.2.3 Vegetation 2.2.4 General hydrology 2.3 Basin instrumentatio 2.3.1 Stream 2.3.2 Phreatic zone 2.3.3 Vadose zone 2.3.3.1 Soil moisture 2.3.3.2 Preferential flowpaths 2.4 Hillslope transect instrumentation 2.4.1 The hillslope transect 2.4.2 Time domain reflectometry 2.4.3 Vadose water extraction 2.5 Sampling techniques, frequency and chemical analyses 2.5.1 Precipitation 2.5.2 Stream 2.5.3 Phreatic zone 2.5.4 Vadose zone 2.5.4.1 Soil moisture measurement and analysis of the TDR trace 2.5.4.2 Vadose water sampling 2.5.5 Chemical analysis Chapter 3 Results and Discussion: Antecedent Moisture Conditions 3.1 Introduction 3.2 Runoff events ~ampled during the May 1990 - April 1991 field season 3.3 Assessment of antecedent moisture conditions in the Harp 4-21 basin 3.3.1 Seasonal basin yield 3.3.2 Seasonal depth to water-table 3.3.3 Tensiometric data 3.3.4 Soil moisture conditions in the hillslope transect (Time Domain Reflectometry) 3.3.4.1 Soil water content/depth to water-table relationship 3.3.4.2 Estimation of the capillary fringe thickness and the temporal variation of basin area in which it extends to the ground surface 3.4 Assessment of the origin of water in the vadose zone of near-stream and lower slope areas which experience significant water-table responses during runoff generating events 3.4.1 Introduction 3.4.2 Near-stream 07 piezometer nest 3.4.3 Lower slope TD4 mini-piezometer nest Chapter 4 Preferential flowpathways: Results and discussion 4.1. Discharge contributions to streamflow during runoff events 4.2. Assessment of the origin of water emmitted from the soil pipes during runoff events Chapter 5 Conclusions References Appendix I Appendix II Appendix Ill Appendix IV Appendix V , Englisch

Anmerkung: Preface Introduction Magmatic and hydrothermal processes in ore-bearing systems Judith L. Hannah and Holly J. Stein Theoretical and Experimental Studies Theoretical contraints on the chemistry of the magmatic aqueous phase Philip A. Candela Partitioning of F and Cl between magmatic hydrothermal fluids and highly evolved granitic magma James D. Webster and John R. Holloway Internal differentiation of rare-element pegmatites; A synthesis of recent research David London Fluorine-rich Granite-Rhyolite Systems The petrogenetic and metallogenetic significance of topaz granite from the southwest England orefield D.A.C. Manning and P. I. Hill The role of fluorine in the petrogenesis of magmatic segregations in the SL Francois volcano-plutonic terrane, southeastern Missouri P. I. Nabelek and C. Russ-Nabelek Melt inclusions in the quartz phenocrysts of rhyolites from Topaz and Keg Mountains, Thomas Range, Utah Christine Payette and Robert F. Martin Rare-metal enriched peralumininous rhyolites in a continental arc, Sierra Bianca area, Trans-Pecos Texas; Chemical modification by vapor-phase crystallization Jonathan G. Price, Jeffrey N. Rubin, Christopher D. Henry, Thomas L. Pinkston, Steven W. Tweedy, and David W. Koppenaal Tin and Tungsten-bearing Granitoids Comparative petrologic evolution of the Sn and W granites of the Fairbanks-Circle area, interior Alaska R. J. Newberry, L. E. Bums, S. E. Swanson, and T. E. Smith Mineralogical variation as a guide to the petrogenesis of the tin granites and related skarns, Seward Peninsula, Alaska Samuel E. Swanson, Rainer J. Newberry, Gary A. Coulter, and Thomas M. Dyehouse Geochemistry of highly fractionated I- and S-type granites from the tin-tungsten province of western Tasmania W. N. Sawka, M. T. Heizler, R. W. Kistler, and B. W. Chappell Genesis and fluid evolution of the East Kemptville greisen-hosted tin mine, southwestern Nova Scotia, Canada Jean M. Richardson, Keith Bell, David H. Watkinson, and John Blenkinsop Mica chemistry as an indicator of oxygen and halogen fugacities in the CanTung and other W-related granitoids in the North American Cordillera W. T. van Middelaar and J. D. Keith The Black Pearl mine, Arizona; Wolframite veins and stockscheider pegmatite related to an albitic stock Christopher Schmitz and Donald M. Burt Tin-bearing Rhyolites, Black Range, New Mexico Genesis of the rhyolite-hosted tin occurrences in the Black Range, New Mexico, as indicated by stable isotope studies Robert O. Rye, John L. Lufkin, and Michael D. Wasserman Eruptive fountains of silicic magma and their possible effects on the tin content of fountain-fed lavas, Taylor Creek Rhyolite, New Mexico Wendell A. Duffield Origin of Taylor Creek rhyolite magma, Black Range, New Mexico, based on Nd-Sr isotope studies Cadi Reece, Joaquin Ruiz, Wendell A. Duffield, and P. Jonathan Patchett Other Pre-Tertiary Granitoid Examples Petrogenesis of the Proterozoic rapakivi granites of Finland Ilmari Haapala and O. Tapani Rämö The Topsails igneous suite, western Newfoundland; Fractionation and magma mixing in an "orogenic" A-type granite suite Joseph B. Whalen and Kenneth L. Currie Anorogenic, bimodal emplacement of anorthositic, charnockitic, and related rocks in the Adirondack Mountains, New York James McLelland and Philip Whitney Geochemistry and metallogeny of Arizona peraluminous granitoids with reference to Appalachian and European occurrences Anne L. Shaw and John M. Guilbert Index

Anmerkung: Masterarbeit, University of Waterloo, 1990 , TABLE OF CONTENTS Abstract Acknowledgements List of figures List of tables List of plates preamble CHAPTER 1: INTRODUCTION 1.1 PURPOSE AND SCOPE 1.2 LOCATION AND CLIMATE 1.3 GEOLOGICAL SETTING 1.3.1 Bedrock geology 1.3.2 Glacial history 1.3.2 Surficial geology 1.4 PREVIOUS RESEARCH AND PARALLEL STUDIES 1.5 SITE INVESTIGATIONS 1.5.1 Introduction 1.5.2 Water sampling methods 1.5.3 Piezometer methods 1.5.4 Measuring hydraulic conductivity 1.S.S Surface flow monitoring 1.5.6 Seepage meters 1.5.7 Coring and porewater squeezing 1.5.8 Frost table probing 1.5.9 Geological mapping 1.5.10 Weather records 1.5.11 Depth sounding 1.6 ANALYTICAL METHODS AND LABORATORY INVESTIGATIONS 1.6.1 Sample collection, filtration, and alkalinity 1.6.2 Analytical methods 1.6.3 Quality of chemical analyses 1.6.4 Grain-size distributions and organic matter contents in till 1.6.5 Core logging and porewater squeezing 1.6.6 SEM examination of mineral weathering CHAPTER 2: HYDROLOGY AND HYDROGEOLOGY synopsis 2.1 INTRODUCTION 2.2 LOCATION AND CLIMATE 2.3 FIELD AND ANALYTICAL METHODS 2.3.1 Field methods 2.3.2 Analytical methods 2.4 SETTING 2.5 HYDROLOGY 2.5.1 Surface hydrology 2.5.2 Groundwater hydrology 2.5.2.1 Thawing of the active layer 2.5.2.2 Structure and composition of the active layer till 2.5.2.3 Groundwater flow 2.6 DISCUSSION 2.7 CONCLUSIONS CHAPTER 3: A PRELIMINARY ASSESSMENT OF ISOTOPE HYDROLOGY AND GEOCHEMISTRY abstract 3.1 INTRODUCTION 3.2 STUDY AREA 3.3 ANALYTICAL METHODS 3.4 VEGETATION AND ACTIVE LAYER PROPERTIES 3.5 STABLE ISOTOPE DATA 3.6 WATER CHEMISTRY 3.7 SUMMARY CHAPTER 4: ISOTOPIC ANALYSIS OF EVAPORATION synopsis 4.1 INTRODUCTION 4.2 STUDY AREA 4.3 FIELD AND LABORATORY METHODS 4.3.1 Materials and field methods 4.3.2 Analytkal methods 4.4 THEORY 4.4.1 Theoretical development 4.4.2 Basis of this approach 4.5 PRESENTATION AND ANALYSIS OF DATA 4.6 DISCUSSION OF RESULTS 4.7 CONCLUSIONS CHAPTER 5: WATER BALANCE AND GEOCHEMICAL EVALUATIONS abstract 5.l INTRODUCTION 5.2 SETTING 5.3 ANALYTICAL METHODS 5.4 HYDROLOGY 5.5 WATER BALANCE CALCULATIONS 5.6 GEOCHEMISTRY 5.7 DISCUSSION 5.8 CONCLUSIONS CHAPTER 6: CONCLUSIONS AND RECOMMENDATIONS 6.1 SUMMARY OF CONCLUSIONS 6.2 RECOMMENDATIONS FOR FUTURE RESEARCH References LIST OF APPENDICES A. Part A: Stable isotope analyses of water samples Part B: Tritium analyses Part C: Field geochemical measurements Part D: Major ion analyses of water samples B. GROUNDWATER SAMPLING FROM PIEZOMETERS C. RELIABILITY OF Eh MEASUREMENTS D. PIEZOMETER DESIGNS/INSTALLATION PROCEDURES Part A: 1988 Part B: 1989 E. HYDRAULIC CONDUCTIVITY TESTING/DATA F. SURFACE FLOW MEASUREMENTS Part 1: Weir Part 2: Stream gauging G. SEEPAGE METER METHODS AND MEASUREMENTS H. CORING AND SQUEEZING METHODS I. CORE AND SOIL PIT DESCRIPTIONS J. LABORATORY INVESTIGATIONS TO ADDRESS WATER QUALITY Part A: Duplicates, blanks, and comparative analyses Part B: Filtration experiment Part C: Dissolved organic carbon Part D: Carbon-13 K. CHEMICAL AND ISOTOPIC ANALYSES OF POREWATERS EXTRACTED FROM CORES L. SCANNING ELECTRON MICROSCOPY OF TILL M. WATER BALANCE THEORY

Anmerkung: Bachelorarbeit, Wilfrid Laurier University, 1993 , TABLE OF CONTENTS Chapter 1 Introduction Chapter 2 Literature Review 2.1 Introduction 2.2 Water Balance 2.3 Nutrient Inputs 2.4 Models Chapter 3 Study Site and Site Characteristics 3.1 Study Site Location 3.2 Geology 3.3 Surface Cover 3.4 Permafrost Depth 3.5 Lake Formation 3.6 Lake Characteristics 3.7 Lake Sub Basin Characteristics 3.8 Climate 3.9 Precipitation and Melt 3.10 Evaporation Chapter 4 Methods 4.1 Introduction 4.2 Physical Sampling 4.2.1 Water Level 4.2.2 Stream Discharge 4.2.3 Precipitation 4.2.4. Radiation 4.2.5 Evaporation 4.2.6 Groundwater 4.3 Chemical Sampling 4.3.1 Total Phosphorus 4.4 Biological Sampling 4.4.1 Chlorophyll a 4.5 Water Balance 4.6 Nutrient Inputs 4.7 Models 4.7.1 Predicting Total Phosphorus Concentrations 4.7.2 Chlorophyll a Chapter 5 Results 5.1 Introduction 5.2 Water Balance 5.2.1 Lake Storage 5.2.2 Stream Discharge 5.2.3 Precipitation 5.2.4 Radiation 5.2.5 Evaporation 5.2.6 Groundwater 5.3 Nutrient Inputs 5.4 Models 5.4.1 Predicting Total Phosphorus Concentrations 5.4.2 Chlorophyll a Chapter 6 Discussion 6.1 Introduction 6.2 Water Balance 6.3 Nutrient Inputs 6.4 Models Chapter 7 Further Study Appendices Appendix 1 Lake Storage Appendix 2 Discharge Data Appendix 3 Precipitation Appendix 4 Radiation Appendix 5 Evaporation Appendix 6 Nutrient Data Appendix 7 Chlorophyll a Bibliography , Englisch

Anmerkung: Contents Foreword Introduction Oil - Catalyst for change The Haul Road - Highway to the Arctic Origins: The geologic setting Glaciers shape the land Glaciation and wildlife distribution Permafrost and the periglacial environment The Dalton Highway road log Glossary Selected references

Anmerkung: Dissertation, Landbouwuniversiteit Wageningen, Wageningen, 1991 , 1 INTRODUCTION 1.1 Fields of interest 1.2 Macroscopic freezing test 1.3 Microscopic model 1.4 Aim of the thesis 1.5 Overview of the thesis 2 THEORY 2.0 Introduction to the chapter 2.1 Theory of different soil analyses 2.1.1 Particle size distribution 2.1.2 Specific surface area 2.1.3 Cation exchange capacity 2.1.4 Zeta potential 2.1.5 Water retention 2.1.6 Hydraulic conductivity 2.1.7 Thermal conductivity 2.2 Determination of soil water content by time-domain reflectometry 2. 2.1 Transmission line theory 2.2.2 Water content 2.2.3 Bulk electrical conductivity 2.3 Transfer of heat and mass 2.3.1 Moisture transport 2.3.2 Heat transport 2.3.3 Solute transport 3 NEW MODELS AND METHODS 3.0 Introduction to the chapter 3.1 A new model for the nonsteady-state probe method to measure thermal properties of porous media 3.1.0 Abstract 3.1.1 Introduction 3.1.2 Present approach 3.1.3 Experimental set-up 3.1.4 The perfect line source model 3.1.5 The modified Jaeger model 3.1.6 Gauss-Newton iteration 3.1.7 Calibration measurements 3.1.8 Conclusions 3.2 A new method to measure bulk electrical conductivity in soil using time-domain reflectometry 3.2.0 Abstract 3.2.1 Introduction 3.2.2 Measurement theory 3.2.3 Materials and methods 3.2.4 Results and discussion 3.2.5 Conclusions 3.3 Application of dispersion theory to time-domain reflectometry in soils 3.3.0 Abstract 3.3.1 Introduction 3.3.2 Dielectric constant as a function of water content 3.3.2.1 Soil as a two phase dielectric medium 3.3.2.2 Unfrozen soils 3.3.2.3 Frozen soils 3.3.3 Bulk electrical conductivity as a function of water content 3.3.4 Materials and methods 3.3.5 Results and discussion 3.3.5.1 Validation of the model for bulk electrical conductivity 3.3.5.2 Comparison with other models 3.3.6 Conclusions 3.3.7 Appendix 3.4 Description of the experiments to measure heat and mass transfer in freezing porous media 3.4.1 Experimental set-up 3.4.2 Used materials 3.4.3 Relations between soil physical and electrochemical properties 4 RESULTS AND DISCUSSION 4.0 Introduction to the chapter 4.1 Thermal conductivity of unsaturated frozen sands 4. 1.0 Abstract 4.1. 1 Introduction 4.1. 2 Experimental set-up 4.1. 3 Theoretical approach 4. 1.4 Properties of the used sands 4.1.5 Measured heat flows 4.1. 6 Measured thermal conductivities 4.1. 7 Discussion 4.2 Heat transfer 4.2.1 Heat capacity 4.2.2 Thermal conductivity 4.2.2.1 Influence of the temperature dependence of the pore ice versus unfrozen water content 4.2.2.2 Contribution of the apparent thermal conductivity 4.2.2.3 Segregated ice content 4.2.2.4 Presence of the freezing front close to the measuring probe 4.2.3 Latent heat of in situ freezing 4.2.4 Heat balances 4.2.5 Temperature fields 4.2.6 Dynamics of heat flows in frozen porous materials 4.3 Moisture transfer 4.3.1 Segregation potential 4.3.2 Influence of soil physical and electrochemical properties 4.4 Application of time-domain reflectometry to measure solute concentration during soil freezing 4.4.0 Abstract 4.4.1 Introduction 4.4.2 Materials and methods 4.4.3 Results and discussion 4.4.3.1 Influence of temperature 4.4.3.2 Influence of liquid water content 4.4.3.3 Redistribution of solutes 4.4.4 Conclusions 4.5 Influence of added solutes on moisture transfer 5 CONCLUSIONS AND FINAL DISCUSSION 5.1 General discussion 5.2 Recommandations in connection with frost in porous media , Zusammenfassung in niederländischer Sprache

Anmerkung: A message to the world .... Antarctica, the last true wilderness, must remain inviolate, free from polution and exploitation, a living laboratory for scientific research and a continent of unsurpassed beauty for the inspiration of mankind.

Anmerkung: CONTENTS Preface Introduction EM 31 Sounding concepts Previous EMI studies Beaufort Sea field trials EM 31 Conductivity reading versus sea ice thickness General comments Literature cited Abstract

Anmerkung: CONTENTS Preface Conversion factors Introduction Data sources and analysis Air temperature records Air temperature curves Air temperature record analysis Discharge records Results Phase 1 Phase 2 Phase 3 Effects of discharge Salmon River ice control Conclusions Literature cited Abstract

Anmerkung: CONTENTS Preface Introduction Traction test methods Saab friction tester Uniroyal-Goodrich traction tester CRREL Instrumented Vehicle Surfaces tested Reporting results and terminology Factors influencing traction Results Traction curves for each surface Traction coefficients Conclusion Literature cited Appendix A: Vehicle instrumentation and samples of graphic output Appendix B: Comparison of measured traction coefficients with published andpredicted values Abstract

Anmerkung: CONTENTS Preface Nomenclature Introduction Mathematical formulation Limiting cases of the governing equations Nondimensionalization scheme Numerical solutions and comparison to experiments Unconstrained Coulomb flow model with constant bed friction Unconstrained Coulomb flow with boundary drag term Conclusions and remarks Literature cited Abstract

Anmerkung: CONTENTS Preface Nomenclature Introduction Background Field experiments Test location and test sites Test vehicles Test procedures Results CIV traction and motion resistance Wheels/trackcs vehicles traction and motion resistance Shear annulus device Accuracy and limitations of data Snow conditons Analysis Determination of snow strength parameters Traction analysis Traction model predictions Resistance analysis Resistance model predictions Conclusions and recommendations Literature cited Appendix A: Shallow snow mobility model, version 1.0 Appendix B: Test vehicle data Appendix C : Selected test data Appendix D : Snow data Appendix E: Shallow snow mobility model code, version 2.0 Abstract

Anmerkung: CONTENTS Introduction / Ming-ko Woo and Denis J. Gregor No Great Change: A Commentary on 50 Years of Watching Arctic Science / F. Kenneth Hare Arctic Climate in the Future / David Etkin and Tom Agnew Ice and Snow in the Arctic and Global Change / Peter Adams Snow, Sea· Ice and Climate: A Study of Scales / Ellsworth F. LeDrew and David G. Barber Past Climate Changes as Deduced from Canadian Ice Cores / Roy M. Koerner Natural and Anthropogenic Influences on the Chemical Composition of the Arctic Troposphere / Leonard A. Barrie Organic Micropollutants in Arctic Snow and Pim / Denis J. Gregor Climatic Change and the Permafrost Landscape / Antoni G. Lewkowicz Arctic Streamflow / Ming-ko Woo Ecology and Palaeocology of the Northern Treeline / Glen M. MacDonald and K. Gajewski Climate Change and its Effects on Canadian Arctic Plant Communities / Sylvia A. Edlund Environmental Change and Prehistory in Arctic Canada / Patricia D. Sutherland Concluding Remarks / George D. Hobson Glossary

Anmerkung: Table of Contents: Preface. - 1.0 Introduction. - 2.0 Geo-referenced data base. - 3.0 Polar stereographic elevation grid. - 4.0 Goid grid. - Tables. - Appendix. - References.

Anmerkung: CONTENTS: Report on the 1999 activities of NGRIP Operations. - Objective. - Kangerlussuaq (Søndre Strømfjord). - Preparation of the field season. - Start of the field season. - Starting the camp. - Drilling. - Additional Kangerlussuaq equipment. - Luminescence sampling. - Summary. - Acknowledgement. - Summary of drilling experience. - NGRIP penetration rate. - 1999 Field Season, Diary. - Communication. - Schedule for camp close down. - Maintenance/Logistics after the season. - Bulk Supplies. - List of participants. - NGRIP camp load. - Table of LC130 flights. - NGRIP 1999 sub programs. - Kansas Radar. - NGRIP Paleothermometry Experiement. - Automatic weather stations. - Atmospheric dust program. - GLATIS, seismic program. - Test of Italian radar. - AWl Polar 2 radar/magnetic flights. - Sitreps. - Daily reports from NGRIP. - Surface topography near NGRIP. - Surface topography around the NGRIP site, July 1998. - Map of trenches, not updated. - Tower and roof opening of original trench. - Inclined drill pit, 1996. - Map of Greenland. - ERS1 based Topography of North Greenland. - Map of skiway. - Map of ice divide north of Summit. - Map of magnetic declination in Greenland. - Borehole inclination and inclinometer offset. - List of NGRIP addresses.

Anmerkung: Inhaltsverzeichnis 1. Einleitende Übersicht 2. Nationale und internationale Zusammenarbeit 3. Forschungsarbeiten - Expeditionen 3.1 Antarktisexpedition X/2-8 3.2 Arktisexpedition IX 3.3 Antarktisexpedition Xl 3.4 Landexpedition Sibirien 4. Wissenschaftliche Arbeiten der Sektionen 4.1 Biologie I (Zoologie) 4.2 Biologie II (Botanik und Mikrobiologie) 4.3 Chemie 4.4 Geologie 4.5 Geophysik 4.6 Physik des Ozeans und der Atmosphäre I 4.7 Physik des Ozeans und der Atmosphäre II 4.8 Meeresphysik und Meßwesen 4.9 Forschungsstelle Potsdam 5. Ausgewählte Forschungsthemen Die Entwicklung von Kaltwasser-Makroalgen Die Biodiversität des antarktischen Benthos Weddellrobben - Tieftaucher in der Hochantarktis Die weltweit verbreitete Planktonalge Phaeocystis: Untersuchungen zu physiologischen und molekularen Unterschieden Die Entwicklung von Algen- und Bakteriengemeinschaften im Meereis Zooplanktonkot in der Arktis: Nahrungsgrundlage im Pelagial oder Transportvehikel bei der Sedimentation? Stimuliert ein globaler Anstieg des Kohlendioxids die marine Primärproduktion? Die Beziehung zwischen Huminstoffen und Aminosäuren in polaren Gewässern Die Ozonverteilung in der Atmosphäre über dem Atlantik Pinatubo-Aerosole und polare stratosphärische Wolken Spurengas-Messungen in der arktischen Stratosphäre während der Polarnacht Die mittleren vertikalen Ozonverteilungen über Arktis und Antarktis Eisbewegung und Subglazialtopographie im Umfeld der Schirmacheroase, Ostantarktis Umweltgeschichte der kontinentalen Ostantarktis - aufgezeichnet in Seesedimenten Das antarktische Meereis und seine Verbreitung in geologischer Vorzeit-Rekonstruktion und Modellierung Kalt- und Warmzeiten im Südatlantik anhand benthischer Foraminiferen Terrigener Sedimenteintrag im östlichen Arktischen Ozean Mineralbildung in Sedimenten und Böden der Permafrostzone Seismische Untersuchungen im eurasischen Becken (Arktischer Ozean) Untersuchungen zum Massenhaushalt des Inlandeises in Nordostgrönland Wassermassenbildung im Storfjord - ein Modell arktischer Schelfgebiete Atmosphärische Rollenkonvektion in der Framstraße ERS-l Radaraufnahmen des antarktischen Meereises Der Einfluß von Algen auf die physikalischen Prozesse im Meereis: ein Modell Die Bestimmung der Zirkulation im Weltmeer aus hydrographischen Daten Auswirkungen der Tiefenwasserproduktion auf die Zirkulation des Nordatlantik Infrarot-Zeilenkamera zur verbesserten Meereisfernerkundung LlDAR-Gerät zur Beobachtung fluoreszierender Stoffe im Meer Untersuchung der durch das Ozonloch verursachten UV-B Belastung auf Produktion und Artenzusammensetzung des Phytoplanktons 6. Logistik 7. Zentrale Einrichtungen 7.1 Öffentlichkeitsarbeit 7.2 Bibliothek 7.3 Rechenzentrum 8. Personeller Ausbau und Haushaltsentwicklung 8.1 Personal 8.2 Haushalt Anhang I Personal II Wissenschaftliche Veranstaltungen III Publikationen des Instituts IV Veröffentlichungen der Mitarbeiter V Abgeschlossene Examensarbeiten VI "Polarstern"-Expeditionen , Contents 1. Introductory Overview 2. International and National Cooperation 3. Research Projects - Expeditions 3.1 ANT X/2-8 3.2 ARK IX 3.3 ANT XI 3.4 Land Expedition to Siberia 4. Scienlific Work of the Sections 4.1 Biology I (Zoology, Ecophysiology and Macroalgae Ecology) 4.2 Biology II (Botany and Microbiology) 4.3 Chemistry 4.4. Geology 4.5 Geophysics and Glaciology 4.6 Physics of the Ocean and Atmosphere I 4.7 Physics of the Ocean and Atmosphere II 4.8 Marine Physics and Instrumentation 4.9 Potsdam Research Unit 5. Selected Research Topics The Evolution of cold-water macroalgae Antarctic Benthos Biodiversity Weddell Seals - deep divers in the High Antarctic The Cosmopolitan Planktonic Alga Phaeocystis: investigations into physiological and molecular differences Development of algal and bacterial communities in sea ice Zooplankton Faeces in Arctic Waters: Food for the Pelagic System or Transport Vehicle for Sedimenting Matter? Does the Global C02 Increase Stimulate Marine Primary Production? Relationship between Humic Substances and Amino Acids in Polar Waters The Ozone Distribution in the Atmosphere over the Atlantic Ocean Pinatubo Aerosols and Polar Stratospheric Clouds.. Measurement of Trace Gases in the Arctic Stratosphere during the Polar Night The Mean Vertical Distributions of Ozone above the Arctic and Antarctic Ice Movement and Sub-glacial Topography in the Vicinity of the Schirmacher Oasis, East Antarctic The Environmental History of the Continental East Antarctic as Recorded in Lake Sediments The Antarctic Sea Ice and its Extent in Geologically Prehistoric Times - Reconstruction and Modelling Benthic Foraminifera- Indicators of Glacial and Interglacial Climate in the South Atlantic Ocean Terrigenous Sediment Supply to the Eastern Arctic Ocean Mineral Formation in the Sediments and Soils of the Permafrost Zone Seismic Investigations in the Eurasian Basin (Arctic Ocean) Investigations into the Mass Balance of the Inland Ice in Northeast Greenland Water Mass Formation in the Storfjord - a Model of Arctic Shelf Regions Atmospheric Roll-Convection in the Fram Strait ERS-1 Radar Images of the Antarctic Sea Ice The Influence of Algae on the Physical Processes in Sea Ice: a Model Estimation of the Global Ocean Circulation from Hydrographic Measurements Influence of Deep Water Production on the North Atlantic General Circulation Infrared Line Scanner for Improved Remote Sensing of Sea Ice The LIDAR Instrument for Observation of Fluorescent Matter in the Ocean lnvestigation of the UV-B Impact on Phytoplankton Production and Species Composition 6. Logistics 6.1 Polar Stations 6.2 Research Vessels "Polarsten" and "Victor Hensen" 6.3 Polar Aircraft and Helicopters 6.4 General Logistics 7. Central Services 7.1 Press and Public Relations 7.2 Library 7.3 Computer Centre 8. Personnel Expansion and Budget Development 8.1 Personnel 8.2 Budget Annex I. Personnel II. Scientific Events Ill. Publications of the Institute IV. Publications by Members of Staff V. Completed Theses and Dissertations VI. "Polarstern" Expeditions

Anmerkung: TABLE OF CONTENTS FOREWORD PREFACE LIST OF FIGURES LIST OF TABLES 1. NORTHERN HYDROLOGY: AN OVERVIEW 1.1. Introduction 1.2. Definition of "North" 1.2.1. Physical North 1.2.1.1. Polar Circles 1.2.1.2. Temperature 1.2.1.3. Snow/Ice Covers 1.2.1.4. Frozen Ground 1.2.1.5. Vegetation 1.2.1.6. Run-Off Direction 1.2.1.7. Composite Definition 1.2.1.8. Guideline Definition 1.3. Natural Landscape, Climate and Hydrology 1.3.1. General Landscape 1.3.2. Hydroclimatic Characteristics 1.3 .2.1. Precipitation/Snowcover 1.3.2.2. Drainage/Run-Off 1.3.2.3. Surface Storage 1.3.2.4. Permafrost 1.3.2.5. Ground Water 1.3.2.6. Evaporation/Evapotranspiration 1.3.2.7. Freshwater Ice Cover 1.3.2.8. Data-Collection Networks 1.4. Hydrological Classifications 1.4.1. Church (1974) Classification 1.4.1.1. Arctic-Nival 1.4.1.2. Subarctic-Nival 1.4.1.3. Proglacial 1.4.1.4. Muskeg 1.4.2. Network Classification 1.5. Development and Water Use 1.5.1. Historical Resource Development 1.5.2. Present Resources 1.5.2.1. Hydro-Power 1.5.2.2. Diversions 1.5.2.3. Mining 1.5.2.4. Oil and Gas 1.6. Evolving Issues 1.6.1. Northem Pollution 1.6.2. Global Change Effects 1.6.2.1. Precipitation/Snow/Glaciers 1.6.2.2. Floating Ice 1.6.2.3. Permafrost 1.6.2.4. Other 1.6.3. Monitoring Global Change 1.7. Reflections 2. SNOW HYDROLOGY 2.1. Introduction 2.1.1. Basic Processes 2.1.1.1. Atmospheric Processes 2.1.1.2. Snowcover Formation 2.1.1.3. Snowmelt Run-Off Processes 2.1.1.4. Snowcover Chemistry 2.1.2. Geographical Variations 2.1.2.1. Snowfall 2.1.2.2. Snowcover 2.1.2.3. Nival Streamflow Regimes 2.1.3. Relationship to Other Hydrological Variables 2.2. Historical Background 2.2.1. Snowfall 2.2.2. Snowcover Properties 2.2.3. Snowmelt Run-Off 2.3. Current Research 2.3.1. Blowing Snow 2.3.2. Meltwater Infiltration 2.3.3. Water Flux Through Cold Snowcovers 2.3.4. Remote Sensing 2.3.5. Snow Chemistry 2.3.6. Snow/Ground Interface Temperature 2.3.7. Snow Radiative Properties 2.4. Future Research Needs 2.4.1. Snowfall 2.4.2. Snowcover 2.4.3. Snowmelt 2.4.4. Snowmelt Run-Off 2.4.5. Removal of Solutes from Melting Snowcovers 3. PERMAFROST HYDROLOGY 3.1. Introduction 3.2. Historical Background 3.2.1. Streamflow Studies 3.2.2. Water-Balance Studies 3.2.3. Hillslope Hydrological Studies 3.2.4. Studies of Lake and Wetland Hydrology 3.3. Recent Trends 3.4. Current Research 3 .4.1. Coupling Snowmelt, Infiltration and Soil Moisture 3.4.2. Hydrological Modelling 3.5. Future Research Needs 3.5.1. Regional Hydrology 3.5.2. Climatic Change and Permafrost Hydrology 3.5.2.1. Application of Spatial Analogues 3.5.2.2. Application of Climatic Variability Analogues 3.5.2.3. Use of Simulation Models 4. GROUND-WATER HYDROLOGY 4.1. Introduction 4.1.1. Permafrost 4.1.2. Properties of Frozen Ground and Permafrost 4.1.2.1. Ice and Water Contents 4.1.2.2. Hydraulic Conductivity 4.1.3. Effects on Water Chemistry 4.1.3.1. Low Temperatures 4.1.3.2. Permafrost 4.2. Aquifers in Permafrost Areas 4.2.1. Position Relative to Permafrost 4.2.2. Suprapermafrost Aquifers 4.2.2.1. Subtype I Aquifers 4.2.2.2. Subtype II and III Aquifers 4.2.2.3. Chemical composition of suprapermafrost water 4.2.3. Intrapermafrost Aquifers 4.2.3.1. Open Taliks 4.2.3.2. Lateral Taliks 4.2.3.3. Isolated Taliks 4.2.3.4. Chemical Composition of Intrapermafrost Water 4.2.4. Subpermafrost Aquifers 4.2.4.1. Unconsolidated Deposits 4.2.4.2. Sedimentary Bedrock 4.2.4.3. Karst 4.2.4.4. Igneous and Metamorphic Terrain 4.2.4.5. Chemical Composition of Subpermafrost Water 4.3. Ground-Water Hydrology 4.3.1. Comparison with Non-Permafrost Areas 4.3.2. Infiltration and Ground-Water Recharge 4.3.3. Lateral Movement of Ground Water 4.3.4. Discharge of Ground Water 4.3.4.1. Springs 4.3.4.2. Base Flow 4.3.4.3. Icings 4.3.4.4. Ground-Water Discharge Rates from Icing Volumes 4.3.4.5. Chemical Composition of Icings and Meltwater 4.3.5. Importance of Ground Water 4.3.5.1. Fisheries 4.3.5.2. Vegetation 4.3.5.3. Water Supply 4.3.5.4. Recreation and Space Heating 4.4. Historical Background 4.4.1. Pre-1970 Situation 4.4.2. Recent Advances 4.4.3. Agencies Involved in Recent Research 4.4.4. Incentives for Recent Research 4.5. Current Research 4.6. Future Research Needs 4.6.1. Major Unknowns 4.6.2. Subjects Requiring Research 4.6.3. Future Incentives for Ground-Water Research 4.6.4. Major Impediments 5. HYDROLOGY OF FLOATING ICE 5.1. Introduction 5.2. Ice Processes on Rivers and Lakes: an Overview 5.3. Historical Background 5.3.1. Floods and High Stages 5.3.2. Low Flow 5.3.3. Flow Duration 5.3.4. Flow Measurement 5.4. Current Research 5.4.1. Ice Jams, Break-Up and Freeze-Up 5.4.2. Low Flows 5.4.3. Flow Duration 5.4.4. Flow Measurement 5.5. Future Research Needs 5.5.1. Ice Jams, Break-Up and Freeze-Up 5.5.2. Low Flows 5.5.3. Continuous Simulation 5.5.4. Flow Measurement 5.6. New Research Approaches 5.7. Conclusion 5.8. Acknowledgements 6. GLACIER HYDROLOGY 6.1. Introduction 6.2. Glacier Hydrology: an Overview 6.2.1. Run-Off 6.2.2. Local Variability in Climatic Inputs 6.2.3. Regional Variability 6.2.4. Temporal Variability in Climatic Inputs 6.2.5. Glacier Outburst Floods 6.2.6. Distribution and Characteristics of Canadian Glaciers 6.3. Process and Regional Examples 6.3.1. Typical Run-off Components from a Glacierized Catchment 6.3.2. Western Cordilleran Example - Peyto Glacier 6.3.3.1. Basin Description 6.3.3.2. Meteorological Inputs and Snow-Line Movement 6.3.3.3. Internal Hydrology of the Glacier 6.3.3.4. Specific Yield within the Basin 6.3.3.5. The Resultant Hydrographs 6.3.3.6. Detailed Interrelationship (1970/74) 6.3.4. High-Arctic Example - White Glacier 6.4. A History of Glacier Hydrology Studies 6.4.1. Studies in the Western Cordillera 6.4.2. The Arctic lslands 6.4.3. Studies in the Yukon 6.4.4. Studies in Labrador 6.4.5. The International Hydrological Decade 6.4.6. International Hydrological Programme 6.5. The Main Achievements of Hydrology Studies in Glacierized Basins 6.5.1. Basic Description of Resources 6.5.2. Achievements in Glacier Mass Balance 6.5.3. Achievements in Glacier-Run-Off Studies 6.5.3.1. Meltwater Generation 6.5.3.2. Glacier Outburst Floods 6.5.3.3. Models of Basin Run-Off 6.5.4. Achievements in Surveying and Remote Sensing 6.6. The Future 7. WATER-QUALITY RESEARCH 7.1. Introduction 7 .2. Historical Background 7.2.1. Activities Prior to 1969 7.2.2. Overview ofN.W.T. Water-Quality Network Data 7.2.3. Mackenzie River Basin 7.2.4. Yukon River Basin 7.2.5. Limnological Research Activities near Resolute, Cornwallis Island and at Saqvaqjuac 7.3. Current Research - Long-Range Atmospheric Transport and Deposition 7.4. Future Research Needs 7.5. Acknowledgements 8. THE REGIONAL ENERGY BALANCE 8.1. Introduction 8.1.1. Basic Processes 8.1.2. Regional Variations 8.1.3. Relationship to Other Hydrological Variables 8.1.4. Importance to the Northern Environment 8.2. Historical Background 8.2.1. Subarctic 8.2.2. Arctic Tundra 8.2.3. Glacierized Basins 8.3. Current Research 8.4. Future Research Needs 9. REGIONAL HYDROLOGY 9.1. Introduction 9.2. Hydrological Regions 9.2.1. Shawinigan Engineering Studies 9.2.2 Acres Consulting Services Ltd 9 .2.2.1. Annual Yield 9.2.2.2. Low Flow 9.2.2.3. Floods 9.2.3. Joint DOE-DIAND Studies 9.2.4. 1985-86 IWD Network Evaluation in Western and Northern Region 9.2.5 The Maekenzie River Basin Flow Model 9.3. River Elements in the Northern Hydrological Cycle 9.3.1. Snowfall Components 9.3.2. Ice Proeesses and Northem Streamflow 9.3.2.1. The Freeze-Up 9.3.2.2. Midwinter Flows 9.3.2.3. Streamflow in the Annual Break-Up 9.4. Northern Streamflow Data Collection 9.5. Conclusions 10. WATER MANAGEMENT NORTH OF 60° 10.1. lntroduction 10.2. Legislative Framework 10.3. Water Boards 10.4. Licensing and Authorization 10.4.1. Lieensing 10.4.2. Authorization 10.5. Enforcement 10.6. Data Collection 10.6.1. Water Quantity 10.6.2. Water Quality 10.6.3. Preeipitation 10.7. Planning 10.7.1. Comprehensive Planning 10.7.2. Integrated Planning 10.8. Major Ma

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Anmerkung: Zugl.: Berlin, Freie Univ., Habil.-Schr.

Anmerkung: Kartenbeilage unter dem Titel: Appendix 4: Geological map of the Suomenniemi complex 〈1: 100000〉 , Zugl.: Helsinki, Univ., Diss., 1991

Anmerkung: Literaturverzeichnis: Seite [255] - 276. - Includes index