ALBERT

Note: Contents Preface Acknowledgments 1. Statistics for Spatial Data 1.1 Spatial Data and Spatial Models 1.2 Introductory Examples 1.2.1 Geostatistical Data 1.2.2 Lattice Data 1.2.3 Point Patterns 1.3 Statistics for Spatial Data: Why? PART I GEOSTATISTICAL DATA 2. Geostatistics 2.1 Continuous Spatial Index 2.2 Spatial Data Analysis of Coal Ash in Pennsylvania 2.2.1 Intrinsic Stationarity 2.2.2 Square-Root-Differences Cloud 2.2.3 The Pocket Plot 2.2.4 Decomposing the Data into Large- and Small-Scale Variation 2.2.5 Analysis of Residuals 2.2.6 Variogram of Residuals from Median Polish 2.3 Stationary Processes 2.3.1 Variogram 2.3.2 Covariogram and Correlogram 2.4 Estimation of the Variogram 2.4.1 Comparison of Variogram and Covariogram Estimation 2.4.2 Exact Distribution Theory for the Variogram Estimator 2.4.3 Robust Estimation of the Variogram 2.5 Spectral Representations 2.5.1 Valid Covariograms 2.5.2 Valid Variograms 2.6 Variogram Model Fitting 2.6.1 Criteria for Fitting a Variogram Model 2.6.2 Least Squares 2.6.3 Properties of Variogram-Parameter Estimators 2.6.4 Cross-Validating the Fitted Variogram 3. Spatial Prediction and Kriging 3.1 Scale of Variation 3.2 Ordinary Kriging 3.2.1 Effect of Variogram Parameters on Kriging 3.2.2 Lognormal and Trans-Gaussian Kriging 3.2.3 Cokriging 3.2.4 Some Final Remarks 3.3 Robust Kriging 3.4 Universal Kriging 3.4.1 Universal Kriging of Coal-Ash Data 3.4.2 Trend-Surface Prediction 3.4.3 Estimating the Variogram for Universal Kriging 3.4.4 Bayesian Kriging 3.4.5 Kriging Revisited 3.5 Median-Polish Kriging 3.5.1 Gridded Data 3.5.2 Nongridded Data 3.5.3 Median Polishing Spatial Data: Inference Results 3.5.4 Median-Based Covariogram Estimators are Less Biased 3.6 Geostatistical Data, Simulated and Real 3.6.1 Simulation of Spatial Processes 3.6.2 Conditional Simulation 3.6.3 Geostatistical Data 4. Applications of Geostatistics 4.1 Wolfcamp-Aquifer Data 4.1.1 Intrinsic-Stationarity Assumption 4.1.2 Nonconstant-Mean Assumption 4.2 Soil-Water Tension Data 4.3 Soil-Water-Infiltration Data 4.3.1 Estimating and Modeling the Spatial Dependence 4.3.2 Inference on Mean Effects (Spatial Analysis of Variance) 4.4 Sudden-Infant-Death-Syndrome Data 4.5 Wheat-Yield Data 4.5.1 Presence of Trend in the Data 4.5.2 Intrinsic Stationarity 4.5.3 Median-Polish (Robust) Kriging 4.6 Acid-Deposition Data 4.6.1 Spatial Modeling and Prediction 4.6.2 Sampling Design 4.7 Space-Time Geostatistical Data 5. Special Topics in Statistics for Spatial Data 5.1 Nonlinear Geostatistics 5.2 Change of Support 5.3 Stability of the Geostatistical Method 5.3.1 Estimation of Spatial-Dependence Parameters 5.3.2 Stability of the Kriging Predictor 5.3.3 Stability of the Kriging Variance 5.4 Intrinsic Random Functions of Order k 5.5 Applications of the Theory of Random Processes 5.6 Spatial Design 5.6.1 Spatial Sampling Design 5.6.2 Spatial Experimental Design 5.7 Field Trials 5.7.1 Nearest-Neighbor Analyses 5.7.2 Analyses Based on Spatial Modeling 5.8 Infill Asymptotics 5.9 The Many Faces of Spatial Prediction 5.9.1 Stochastic Methods of Spatial Prediction 5.9.2 Nonstochastic Methods of Spatial Prediction 5.9.3 Comparisons and Some Final Remarks PART II LATTICE DATA 6. Spatial Models on Lattices 6.1 Lattices 6.2 Spatial Data Analysis of Sudden Infant Deaths in North Carolina 6.2.1 Nonspatial Data Analysis 6.2.2 Spatial Data Analysis 6.2.3 Trend Removal 6.2.4 Some Final Remarks 6.3 Conditionally and Simultaneously Specified Spatial Gaussian Models 6.3.1 Simultaneously Specified Spatial Gaussian Models 6.3.2 Conditionally Specified Spatial Gaussian Models 6.3.3 Comparison 6.4 Markov Random Fields 6.4.1 Neighbors, Cliques, and the Negpotential Function Q 6.4.2 Pairwise-Only Dependence and Conditional Exponential Distributions 6.4.3 Some Final Remarks 6.5 Conditionally Specified Spatial Models for Discrete Data 6.5.1 Binary Data 6.5.2 Counts Data 6.6 Conditionally Specified Spatial Models for Continuous Data 6. 7 Simultaneously Specified and Other Spatial Models 6.7.1 Simultaneously Specified Spatial Models 6.7.2 Other Spatial Models 6.8 Space-Time Models 7. Inference for Lattice Models 7.1 Inference for the Mercer and Hall Wheat-Yield Data 7.1.1 Data Description 7.1.2 Spatial Lattice Models 7.2 Parameter Estimation for Lattice Models 7.2.1 Estimation Criteria 7.2.2 Gaussian Maximum Likelihood Estimation 7.2.3 Some Computational Details 7.3 Properties of Estimators 7.3.1 Increasing-Domain Asymptotics 7.3.2 The Jackknife and Bootstrap for Spatial Lattice Data 7.3.3 Cross-Validation and Model Selection 7.4 Statistical Image Analysis and Remote Sensing 7.4.1 Remote Sensing 7 .4.2 Ordinary Discriminant Analysis 7.4.3 Markov-Random-Field Models 7.4.4 Edge Processes 7.4.5 Textured Images 7.4.6 Single Photon Emission Tomography 7.4.7 Least Squares and Image Regularization 7.4.8 Method of Sieves 7.4.9 Mathematical Morphology 7.5 Regional Mapping, Scotland Lip-Cancer Data 7.5.1 Exploratory Regional Mapping 7.5.2 Parametric Empirical Bayes Mapping 7.6 Sudden-Infant-Death-Syndrome Data 7.6.1 Exploratory Spatial Data Analysis 7.6.2 Auto-Poisson Model 7 .6.3 Auto-Gaussian Model 7. 7 Lattice Data, Simulated and Real 7.7.1 Simulation of Lattice Processes 7.7.2 Lattice Data PART III SPATIAL PATTERNS 8. Spatial Point Patterns 8.1 Random Spatial Index 8.2 Spatial Data Analysis of Longleaf Pines (Pinus palustris) 8.2.1 Data Description 8.2.2 Complete Spatial Randomness, Regularity, and Clustering 8.2.3 Quadrat Methods 8.2.4 Kernel Estimators of the Intensity Function 8.2.5 Distance Methods 8.2.6 Nearest-Neighbor Distribution Functions and the K Function 8.2.7 Some Final Remarks 8.3 Point Process Theory 8.3.1 Moment Measures 8.3.2 Generating Functionals 8.3.3 Stationary and Isotropic Point Processes 8.3.4 Palm Distributions 8.3.5 Reduced Second Moment Measure 8.4 Complete Spatial Randomness, Distance Functions, and Second Moment Measures 8.4.1 Complete Spatial Randomness 8.4.2 Distance Functions 8.4.3 K Functions, 8.4.4 Animal-Behavior Data 8.4.5 Some Final Remarks 8.5 Models and Model Fitting 8.5.1 Inhomogeneous Poisson Process 8.5.2 Cox Process 8.5.3 Poisson Cluster Process 8.5.4 Simple Inhibition Point Processes 8.5.5 Markov Point Process 8.5.6 Thinned and Related Point Processes 8.5.7 Other Models 8.5.8 Some Final Remarks 8.6 Multivariate Spatial Point Processes 8.6.1 Theoretical Considerations 8.6.2 Estimation of the Cross K Function 8.6.3 Bivariate Spatial-Point-Process Models 8.7 Marked Spatial Point Processes 8.7.1 Theoretical Considerations 8.7.2 Estimation of Moment Measures 8.7.3 Marked Spatial-Point-Process Models 8.8 Space-Time Point Patterns 8.9 Spatial Point Patterns, Simulated and Real 8.9.1 Simulation of Spatial Point Patterns 8.9.2 Spatial Point Patterns 9. Modeting Objects 9.1 Set Models 9.1.1 Fractal Sets 9.1.2 Fuzzy Sets 9.1.3 Random Closed Sets: An Example 9.2 Random Parallelograms in IR 2 9.3 Random Closed Sets and Mathematical Morphology 9.3.1 Theory and Methods 9.3.2 Inference on Random Closed Sets 9.4 The Boolean Model 9.4.1 Main Properties 9.4.2 Generalizations of the Boolean Model 9.5 Methods of Boolean-Model Parameter Estimation 9.5.1 Analysis of Random-Parallelograms Data 9.5.2 Analysis of Heather-Incidence Data 9.5.3 Intensity Estimation in the Boolean Model 9.6 Inference for the Boolean Model 9.7 Modeling Growth with Random Sets 9.7.1 Random-Set Growth Models 9.7.2 Tumor-Growth Data 9.7.3 Fitting the Tumor-Growth Parameters References Author Index Subject lndex

Note: 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

Note: 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

Note: 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

Note: Contents Contributors page Preface Plates Part One: Fundamentals of Large Eddy Simulation 1 Some Historical Remarks on the Use of Nonlinear Viscosities / Joseph Smagorinsky 2 Subgrid-Scale Modeling / Joel H. Ferziger 3 Some Basic Challenges for Large Eddy Simulation Research / Steven A. Orszag, Ilya Staroselsky, and Victor Yakhot 4 Some Contributions of Two-Point Closure to Large Eddy Simulations / Jackson R. Herring and Robert M. Kerr 5 Stochastic Backscatter Formulation for three-Dimensional Compressible Flows / Cecil E. Leith Part Two: Large Eddy Simulation in Engineering 6 Applications of Large Eddy Simulations in Engineering: An Overview / Ugo Piomelli Incompressible Flows 7 Large Eddy Simulation of Scalar Transport with the Dynamic Subgrid-Scale Model / William Cabot and Parviz Moin 8 Renormalization Group Theory Simulation of Transitional and Turbulent Flow over a Backward-Facing Step / George E. Karniadakis, Steven A. Orszag, and Victor Yakhot 9 Spectral Large Eddy Simulation of Turbulent Shear Flows / Marcel Lesieur, Olivier Métais , Xavier Normand, and Aristeu Silveira-Neto 10 Anisotropic Representation of Subgrid-Scale Reynolds Stress in Large Eddy Simulation / Kiyosi Horiuti 11 Large Eddy Simulation of Transitional Flow / Thomas A. Zang and Ugo Piomelli Compressible and Reacting Flows 12 Direct Numerical Simulation and Large Eddy Simulation of Compressible Turbulence / Gordon Erlebacher and Mohammed Y. Hussaini 13 Large Eddy Simulation of Mixing Layers / Saad A. Ragab and Shaw-Ching Sheen 14 A Linear-Eddy Mixing Model for Large Eddy Simulation of Turbulent Combustion / Suresh Menon, Patrick A. McMurtry, and Alan R. Kerstein 15 Direct Numerical Simulation and Large Eddy Simulation of Reacting Homogeneous Turbulence / Cyrus K. Madnia and Peyman Givi Part Three: Large Eddy Simulation in Geophysics 16 Large Eddy Simulation in Geophysical Turbulence Parameterization: An Overview / John C. Wyngaard and Chin-Hoh Moeng Atmospheric Sciences 17 Using the Regional Atmospheric Modeling System in the Large Eddy Simulation Mode: From inhomogeneous Surfaces to Cirrus Clouds / William R. Cotton, Robert L. Walko, Keeley R. Costigan, Piotr J. Flatau, and Roger A. Pielke 18 Large Eddy Simulation of Turbulent Convection over Flat and Wavy Surfaces / Ulrich Schumann Physical Oceanography 19 The Role of Oceans in Climate Change: A Challenge to Large Eddy Simulation / Greg Holloway 20 Modeling the Oceanic Planetary Boundary Layer / James C. McWilliams, Patrick C. Gallacher, Chin-Hoh Moeng, and John C. Wyngaard 21 Diapycnal Mixing in the Ocean: A Review / Peter Müller 22 Near-Surface Mixing and the Ocean's Role in Climate / Mark A. Cane Environmental Flows 23 Conjunctive Filtering Procedures in Surface Water Flow and Transport / Keith W. Bedford and Woon K. Yeo 24 Leonard and Cross-Term Approximations in the Anisotropically Filtered Equations of Motion / Alvaro A. Aldama 25 Large Eddy Simulation as a Tool in Engineering and Geophysics: Panel Discussion / Thomas A. Zang Part Four: Large Eddy Simulation and Massively Parallel Computing 26 Parallel Computing for Large Eddy Simulation / Cecil E. Leith 27 Geophysical Fluid Dynamics, Large Eddy Simulation, and Massively Parallel Computing / William P. Dannevik Index

Note: CONTENTS: The Antarctic Research Series: Statement of Objectives / Board of Associate Editors. - Preface / David H. Bromwich and Charles R. Stearns. - Monthly Mean Climatic Data for Antarctic Automatic Weather Stations / Charles R. Stearns, Linda M. Keller, George A. Weidner, and Manuela Sievers. - Katabatic Winds in Adélie Coast / Gerd Wendler, Jean Claude Andre, Paul Pettre, loan Gosink, and Thomas Parish. - Spatial and Temporal Characteristics of the Intense Katabatic Winds at Terra Nova Bay, Antarctica / David H. Bromwich, Thomas R. Parish, Andrea Pellegrini, Charles R. Stearns, and George A. Weidner. - Katabatic Winds Along the Transantarctic Mountains / Christopher J. Breckenridge, Uwe Radok, Charles R. Stearns, and David H. Bromwich. - Satellite and Automatic Weather Station Analyses of Katabatic Surges Across the Ross Ice Shelf / Jorge F. Carrasco and David H. Bromwich. - Sensible and Latent Heat Flux Estimates in Antarctica / Charles R. Stearns and George A. Weidner. - The Kernlose Winter in Adélie Coast / Gerd Wendler and Yuji Kodama. - Antarctic Climate Anomalies Surrounding the Minimum in the Southern Oscillation Index / Shawn R. Smith and Charles R. Stearns. - Variation in Aerosol Concentration Associated With a Polar Climatic Iteration / A. Hogan, D. Riley, B. B. Murphey, S. C. Barnard, and J. A. Samson. - Continuous Nanoclimate Data (1985-1988) From the Ross Desert (McMurdo Dry Valleys) Cryptoendolithic Microbial Ecosystem / Christopher P. McKay, lames A. Nienow, Michael A. Meyer, and E. lmre Friedmann.

Note: TABLE OF CONTENTS Introduction Section 1: Overview Features of Polar Regions Relevant to Tropospheric Ozone Chemistry / L. A Barrie Climatology of Arctic and Antarctic Tropospheric Ozone / S. J. Oltmans Polar Sunrise Studies / J. Bottenheim Section II: Tropospheric Oxidants Modelling Meteorology and Transport of Air Masses in Arctic Regions / T. Iversen Impact of Global NOx Sources on the Northern Latitudes / H. Levy II, W. J. Moxim and P S. Kasibhatla Ozone Depletion During Polar Sunrise / J. C. McConnell, G. S. Henderson Section Ill: Field Studies Relationship Between Anthropogenic Nitrogen Oxides and Ozone Trends in the Arctic Troposphere / D. Jaffe Halocarbons in the Arctic and Antarctic Atmosphere / W. T. Sturges Measurements of Hydrocarbons in Polar Maritime Air Masses / S. A Penkett Carbon Monoxide and Light Alkanes as Tropospheric Tracers of Anthropogenic Ozone / D. D. Parrish Atmospheric Distribution of NO, 03, CO, and CH4 above the North Atlantic Based on the STRATOZ Ill Flight / D. H. Ehhalt, F. Rohrer and A Wahner Spectroscopic Measurement of Bromine, Oxide, Ozone, and Nitrous Acid in Alert / M. Hausmann, T. Rudolf, and U. Platt Ice Core Analysis in Arctic and Antarctic Regions / M. Legrand Record of Atmospheric Oxidant from Polar Ice Cores Over the past 100,000 Years: Dream or Real Possibility? / A Neftel and K. Fuhrer Section V: Marine Sources and Sinks Sources of Organobromines to the Arctic Atmosphere / R. Moore, R. Tokarczyk and C. Geen Hydrocarbons Emission from the Ocean / B. Bonsang Cycle of Tropospheric Phosgene / T.P. Kindler, W. L. Chameides, P. H. Wine, D. Cunnold, F. Alyea Session VI: Laboratory Studies of Heterogeneous Reactions Chemical Interactions of Tropospheric Halogens on Snow/Ice / M. J. Molina Reactions of Halogens Species on Ice Surfaces / D. R. Hanson and A. R. Ravishankara Heterogeneous Reactions of Chlorine Compounds / C. Zetzsch and W. Behnke Liquid Phase Photochemistry in Relation to Tropospheric Chemistry of Halogens / J. A Lavigne and C. H. Langford Session Vll: Homogeneous Gas-phase Reactions Ozone HOx Photochemistry in the Troposphere - Latitudinal Dependence of Reaction Rates / R. A Cox ClO + ClO → Products: A Case Study in Halogen Monoxide Disproportionation and Recombination Reactions / S. P. Sander, S. L. Nickolaisen and R. R. Friedl Thermal Stability of Peroxynitrates / K. H. Becker, F. Kirchner and F. Zabel Temperature Dependence (256-296 K) of the Absorption Cross Sections of Bromoform in the Wavelength Range 285-360 nm / G. K. Moortgat, R. Meller and W. Schneider Oxidation of Organic Sulfur Compounds / I. Barnes, K. H. Becker and R. D. Overath Halogen and Sulfur Reactions Relevant to Polar Chemistry / P. H. Wine, J.M. Nicovish, R.E. Stickel and Z. Zhao, C.J. Shackelford, K.D. Kreutter, E.P. Daykin, and S. Wang Reactions of BrO Radicals Relevant to Polar Chemistry / G. Le Bras Comparative Assessment of the Role of lodine Photochemistry in Tropospheric Ozone Depletion / M. E. Jenkin

Note: 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

Note: TABLE OF CONTENTS: List of figures. - List of plates. - List of tables. - Acknowledgements. - Preface. - Itinerary for Canadian portion of tour. - GENERAL DESCRIPTION OF THE AREA. - Physiography and geology. - Quaternary geology. - Northern Yukon Territory and Mackenzie Delta. - Cordilleran Ice Sheet. - Montane glaciers of the southern Ogilvie Ranges. - Correlation and chronology. - Laurentide Glaciation. - Climate. - The Mackenzie Basin. - Northern Yukon. - Soils. - Distribution in the permafrost regions of Canada. - Distribution in Northwestern Canada. - Spil properties. - Patterned Ground Morphology. - Soil Texture and Rate of Decomposition. - Moisture and Ice Ccontent. - Soil Temperatures. - Micromorphology. - Cryoturbation. - Permafrost. - Distribution. - Thickness. - Active layer. - Ground ice. - Permafrost and climate change. - Vegetation. - Agriculture. - Overview. - Yukon. - Northwest Territories. - Forest resources. - Mining and exploration. - Overview. - Yukon. - Northwest Territories. - DESCRIPTION OF SOIL STOPS AND POINTS OF INTEREST. - Site 1, KM 4: Permafrost soil developed on organic terrain. - Organic soils in the Mackenzie Valley. - Mesic organic cryosol (Polygonal peat plateau). - Micromorphology. - Soil Temperature and Moisture. - Snow Depth, Active Layer Depth and Subsidence. - Site 2, KM 36: Permafrost soil developed on earth hummocks. - Orthic turbic cryosol, Peaty phase. - Micromorphology. - Soil Temperature and Moisture. - Snow Depth, Active Layer Thickness and Subsidence. - Site 3: Soil and permafrost development on recent alluvium. - Ecology of the Mackenzie Delta. - Mackenzie Delta ecosystems, Bonbardier Channel. - Site 4: Mackenzie River. - Site 5, KM 30: Richardson Mountains and glacial limit. - Site 6, KM 14: AUFEIS, or icing on James Creek. - Site 7, KM 5: Solifluction Site. - Site 8, KM 0: Continental divide, NWT/Yukon border. - Site 9, KM 425: Pediments and foothills, Richardson Transect. - Micromorphology. - Site 10, KM 403: Arctic circle. - Site 11, KM 400.5: Nonsorted circles (mudboils). - Origin of mudboils. - Orthic turbic cryosol associated with strongly cryoturbated materials. - Micromorphology. - Site 12, KM 366: Eagle plain monitoring site, Dempster Highway. - Soil Temperature and Moisture. - Micromorphology. - Site 13, KM 322: Forest fire site. - Site 14, KM 259: Peel River and Ogilvie Mountains Overview. - Site 15, KM 174: Sulphur Springs. - Site 16, KM 160-180: Tors on limestone ridges. - Site 17, KM 155: Calcareous soil on mid-pleistocene drift. - Brunisolic turbic cryosol. - Micromorphology. - Site 18, KM 115.5: Open-system Pingo. - Site 19, KM 96.5: Ice-wedge Polygons. - Site 20, KM 80: Frost mounds. - Site 21, KM 80: McConnell glacial limit. - Site 22, KM 77: Nonsorted circle site. - Micromorphology. - Site 23, KM 74: Tombstone Mountain Lookout. - Site 24: Midnight Dome Lookout. - Site 25: Agriculture on permafrost-affected soil. - Site 25a: The cleared soil. - Micromorphology. - Site 25b: The forested soil. - Micromorphology. - The impact of disturbance on soil physical properties. - Site 26: Placer gold mining in the Klondike District. - Site 27: Paleosols as indicators of past climate. - Wounded moose paleosol developed on Pre-Reid gravel. - Micromorphology. - Site 28: The effect of aspect on soil development. - Site 28a: Orthic dystric Brunisol (Southeast Aspect). - Micromorphology. - Site 28b: Regosolic Turbic cryosol (Northwest Aspect). - Site 29, KM 4: Sunnydale View. - Site 30, KM 53: Unglaciated Terrain - Tors and cryoplanation terraces. - Site 31, KM 102: Solifluction lobes and soil stripes. - Site 32, KM 107: Soils associated with sorted nets. - Orthic turbic cryosol. - References. - Appendices. - Appendix 1: The Canadian sysetm of soil classification. - Appendix 2: Methods. - Appendix 3: Glossary of micromorphological terms. - Appendix 4: Scientific and common names of plant species.

Note: CONTENTS: Foreword. - Introduction: Simulation Modeling and Spreadsheets. - 1. MODELING NATURAL SYSTEMS. - 1. Blowing Smoke: Atmospheric Dispersion of Air Pollution. - 2. Running Water: The Underground Transport of Pollutants. - 3. Preserving a Species: Finding the Minimum Viable Population. - 4. Sustainable Yield: Managing the Forest for the Trees. - 5. Here Comes the Sun: Solar Energy from a Flat-Plate Collector. - 2. MODELING SOCIAL SYSTEMS. - 6. Macroeconomic Policy: Econometrics and the Klein Model. - 7. Urban Form: The Lowry Model of Population Distribution. - 8. Affordable Housing: The Bertaud Model. - 9. Traffic on the Roads: Modeling Trip Generation and Trip Distribution. - 10. Throwing Things Away: A Model for Waste Management. - 11. Multi-Criteria Analysis: An Environmental Impact Assessment Model. - 3. MODELING ARTIFICIAL SYSTEMS. - 12. Life in a Spreadsheet: John Conway's Game. - 13. The Game of Choice: Neighborhood Tolerance. - 14. The Game Machine: Cellular Automata, Chaos, and Fractals. - 4. THE WORLD IN A SPREADSHEET. - Conclusion: Modeling with Microcomputers. - APPENDICES. - A. Creating the Models. - B. The Recipes. - Index. - Program Listings. - Listing 1.1 SMOKE. - Listing 2.1 WATER. - Listing 3.1 BEARS. - Listing 4.1 TREES. - Listing 5.1 SOLAR. - Listing 6.1 KLEIN. - Listing 7.1 LOWRY. - Listing 8.1 BERTAUD. - Listing 9.1 TRAFFIC. - Listing 10.1 WASTE. - Listing 11.1 EIA. - Listing 12.1 LIFE. - Listing 13.1 CHOICE. - Listing 14.1 GAMACH. - Program Recipes. - Recipe 1: Blowing Smoke. - Recipe 2: Running Water. - Recipe 3: Preserving a Species. - Recipe 4: Sustainable Yield. - Recipe 5: Here Comes the Sun. - Recipe 6: The Klein Model. - Recipe 7: The Lowry Model. - Recipe 8: The Bertaud Model. - Recipe 9: Traffic on the Roads. - Recipe 10: Throwing Things Away. - Recipe 11: Multi-Criteria Analysis and EIA. - Recipe 12: The Game of Life. - Recipe 13: The Game of Choice. - Recipe 14: The Game Machine.

Note: Contents Preface Introduction List of Symbols Part I Fundamentals Chapter 1 Identification of Clouds 1.1 Atmospheric Structure and Scales 1.2 Cloud Types Identified Visually 1.2.1 Genera, Species, and Étages 1.2.2 Low Clouds 1.2.3 Middle Clouds 1.2.4 High Clouds 1.2.5 Orographic Clouds 1.3 Cloud Systems Identified by Satellite 1.3.1 Mesoscale Convective Systems 1.3 .2 Hurricanes 1.3.3 Extratropical Cyclones Chapter 2 Atmospheric Dynamics 2.1 The Basic Equations 2.1.1 Equation of Motion 2.1.2 Equation of State 2.1.3 Thermodynamic Equation 2.1.4 Mass Continuity 2.1.5 Water Continuity 2.1.6 The Full Set of Equations 2.2 Balanced Flow 2.2.1 Quasi-Geostrophic Motion 2.2.2 Semigeostrophic Motions 2.2.3 Gradient-Wind Balance 2.2.4 Hydrostatic Balance 2.2.5 Thermal Wind 2.2.6 Cyclostrophic Balance 2.3 Anelastic and Boussinesq Approximations 2.4 Vorticity 2.5 Potential Vorticity 2.6 Perturbation Form of the Equations 2.6.1 Equation of State and Continuity Equation 2.6.2 Thermodynamic and Water-Continuity Equations 2.6.3 Equation of Motion 2.6.4 Eddy Kinetic Energy Equation 2.7 Oscillations and Waves 2.7.1 Buoyancy Oscillations 2.7.2 Gravity Waves 2.7.3 Inertial Oscillations 2.7.4 Inertio-Gravity Waves 2.8 Adjustment to Geostrophic and Gradient Balance 2.9 Instabilities 2.9.1 Buoyant, Inertial, and Symmetric Instabilities 2.9.2 Kelvin-Helmholtz Instability 2.9.3 Rayleigh-Benard Instability 2.10 Representation of Eddy Fluxes 2.10.1 K-Theory 2.10.2 Higher-Order Closure 2.10.3 Large-Eddy Simulation 2.11 The Planetary Boundary Layer 2.11.1 The Ekman Layer 2.11.2 Boundary-Layer Stability 2.11.3 The Surface Layer Chapter 3 Cloud Microphysics 3.1 Microphysics of Warm Clouds 3.1.1 Nucleation of Drops 3.1.2 Condensation and Evaporation 3.1.3 Fall Speeds of Drops 3.1.4 Coalescence 3.1.5 Breakup of Drops 3.2 Microphysics of Cold Clouds 3.2.1 Homogeneous Nucleation of Ice Particles 3.2.2 Heterogeneous Nucleation of Ice Particles 3.2.3 Deposition and Sublimation 3.2.4 Aggregation and Riming 3.2.5 Hail 3.2.6 Ice Enhancement 3.2.7 Fall Speeds of Ice Particles 3.2.8 Melting 3.3 Types of Microphysical Processes and Categories of Water Substance in Clouds 3.4 Water-Continuity Equations 3.5 Explicit Water-Continuity Models 3.5.1 General 3.5.2 Explicit Modeling of Warm Clouds 3.5.3 Explicit Modeling of Cold Clouds 3.6 Bulk Water-Continuity Models 3 .6.1 Bulk Modeling of Warm Clouds 3.6.2 Bulk Modeling of Cold Clouds Chapter 4 Radar Meteorology 4.1 General Characteristics of Meteorological Radars 4.2 Reflectivity Measurements 4.2.1 Obtaining Reflectivity from Returned Power 4.2.2 Relating Reflectivity to Precipitation 4.2.3 Estimating Areal Precipitation from Radar Data 4.3 Polarization Data 4.4 Doppler Velocity Measurements 4.4.1 Radial Velocity 4.4.2 Velocity and Range Folding 4.4.3 Vertical Incidence Observations 4.4.4 Range-Height Data 4.4.5 Velocity-Azimuth Display Method 4.4.6 Multiple-Doppler Synthesis 4.4.7 Retrieval of Thermodynamic and Microphysical Variables Part II Phenomena Chapter 5 Shallow-Layer Clouds 5.1 Fog and Stratus in a Boundary Layer Cooled from Below 5.1.1 General Considerations 5.1.2 Turbulent Mixing in Fog 5.1.3 Radiation Fog 5. 1.4 Arctic Stratus 5.2 Stratus, Stratocumulus, and Small Cumulus in a Boundary Layer Heated from Below 5.2.1 General Considerations 5.2.2 Cloud-Topped Mixed Layer 5.2.3 Mesoscale Structure of Mixed-Layer Clouds 5.3 Cirriform Clouds 5.3.1 General Considerations 5.3.2 Cirrus Uncinus 5.3.3 Ice-Cloud Outflow from Cumulonimbus 5.3.4 Cirriform Cloud in a Thin Layer Apart from a Generating Source 5.4 Altostratus and Altocumulus 5.4.1 Altostratus and Altocumulus Produced as Remnants of Other Clouds 5.4.2 Altocumulus as High-Based Convective Clouds 5.4.3 Altostratus and Altocumulus as Shallow-Layer Clouds Aloft 5.4.4 Ice Particle Generation by Altocumulus Elements 5.4.5 Interaction of Altocumulus and Lower Cloud Layers Chapter 6 Nimbostratus 6.1 Stratiform Precipitation 6.1.1 Definition and Distinction from Convective Precipitation 6.1.2 Radar-Echo Structure 6.1.3 Microphysical Observations 6.1.4 Role of Convection 6.2 Nimbostratus with Shallow Embedded Convection Aloft 6.3 Nimbostratus Associated with Deep Convection 6.4 Radiation and Turbulent Mixing in Nimbostratus Chapter 7 Cumulus Dynamics 7.1 Buoyancy 7.2 Pressure Perturbation 7.3 Entrainment 7.3.1 General Considerations 7.3.2 Continuous, Homogeneous Entrainment 7.3.3 Discontinuous, Inhomogeneous Entrainment 7.4 Vorticity 7.4.1 General Considerations 7.4.2 Horizontal Vorticity 7.4.3 Vertical Vorticity 7.5 Modeling of Convective Clouds 7.5.1 General Considerations 7.5.2 One-Dimensional Time-Dependent Model 7.5.3 Two- and Three-Dimensional Models Chapter 8 Thunderstorms 8.1 Small Cumulonimbus Clouds 8.2 Multicell Thunderstorms 8.3 Supercell Thunderstorms 8.4 Environmental Conditions Favoring Different Types of Thunderstorms 8.5 Supercell Dynamics 8.5.1 Storm Splitting and Propagation 8.5.2 Directional Shear 8.6 Transition of the Supercell to the Tomadic Phase 8.7 Nonsupercell Tornadoes and Waterspouts 8.8 The Tornado 8.8.1 Observed Structure and Life Cycle 8.8.2 Tornado Vortex Dynamics 8.9 Gust Fronts 8.10 Downbursts 8.10.1 Definitions and Descriptive Models 8.10.2 Effects of Microbursts on Aircraft 8.10.3 Dynamics of Microbursts 8.11 Lines of Thunderstorms Chapter 9 Mesoscale Convective Systems 9.1 General Characteristics of the Cloud and Precipitation Patterns 9.1.1 Satellite Observations 9.1.2 Precipitation Structure 9.1.3 Life Cycle of a Precipitation Area 9.2 The Squall Line with Trailing Stratiform Precipitation 9.2.1 General Features 9.2.2 The Convective Region 9.2.3 The Stratiform Region 9.3 General Kinematic Characteristics of Mesoscale Convective Systems 9.3.1 Divergence Associated with Mesoscale Convective Systems 9.3.2 Vorticity in Regions Containing Mesoscale Convective Systems Chapter 10 Clouds in Hurricanes 10.1 General Features of Hurricanes 10.1.1 Definition and Regions of Formation 10.1.2 General Pattern of Clouds and Precipitation 10.1.3 Storm-Scale Kinematics and Thermodynamics 10.2 The Inner-Core Region 10.3 Basic Hurricane Dynamics 10.4 Clouds and Precipitation in the Eyewall 10.4.1 Slantwise Circulation in the Eyewall Cloud 10.4.2 Strength of the Radial-Vertical Circulation in the Eyewafl Cloud 10.4.3 Vertical Convection in the Eyewall 10.4.4 Downdrafts 10.4.5 Eyewall Propagation 10.5 Rainbands Chapter 11 Precipitating Clouds in Extratropical Cyclones 11.1 Structure and Dynamics of a Baroclinic Wave 11.1.1 Idealized Horizontal and Vertical Structure 11.1.2 Dynamics Governing Large-Scale Vertical Air Motion 11.1.3 Application of the Omega Equation to a Real Baroclinic Wave 11.1.4 Low-Level Cyclone Development 11.2 Circulation at a Front 11.2.1 Quasi-Geostrophic Frontogenesis 11.2.2 Semigeostrophic Frontogenesis 11.2.3 Moist Frontogenesis 11.2.4 Some Simple Theoretical Examples 11.3 Horizontal Patterns of Frontal Zones in Developing Cyclones 11.4 Clouds and Precipitation in a Frontal Cyclone 11.4.1 Satellite-Observed Cloud Patterns 11.4.2 Distribution of Precipitation within the Cloud Pattern 11.4.3 Narrow Cold-Frontal Rainbands 11.4.4 Wide Cold-Frontal Rainbands 11.4.5 Warm-Frontal Rainbands 11.4.6 Clouds and Precipitation Associated with the Occlusion 11.5 Clouds in Polar Lows 11.5.1 Comma-Cloud System 11.5.2 Small Hurricane-like Vortex Chapter 12 Orographic Clouds 12.1 Shallow Clouds in Upslope Flow 12.2 Wave Clouds Produced by Long Ridges 12.2.1 Flow over Sinusoidal Terrain 12.2.2 Flow over a Ridge of Arbitrary Shape 12.2.3 Clouds Associated with Vertically Propagating Waves 12.2.4 Clouds Associated with Lee Waves 12.2.5 Nonlinear Effects: Large-Amplitude Waves, Blocking, the Hydraulic Jump, and Rotor Clouds 12.3 Clouds Associated with Flow over Isolated Peaks 12.4 Orographic Precipitation 12.4.1 Seeder-Feeder Mechanism over Small Hills 12.4.2 Upslope Condensation 12.4.3 Orographic Convection References Index

Note: Contents Preface / Cheng Guodong, R.M. Kamensky Comparison: development condition of frozen ground in the Bolshaya-Almatinka-Kosmo Permafrost Station, Kasakhstan and the Tian Shan Glaciological Station, China / Qiu Guoqing and A.P. Gorbunov Permafrost and pereletok in the forest zoe of Tian Shan / A.P. Gorbunov Distribution and thermal regime of alpine permafrost in the middle-section of East Tian Shan, China / Jin Huijun, Qiu Guoqing, Zhao Lin and Wang Shujuan Comparative characteristics of icings in Zailiysky Alatau and East Tian Shan / A.P. Gorbunov and E.D. Ermolin Some new data of D.S. electrical soundings of permafrost in Northern Tian Shan / Zeng Zhonggong, Wang Shujuan and A.E. Nemov The depositional characteristics of sediments in the Borehole No. 2 and No. 4 in the source area of Urumqi river / Zhao Lin and Qiu Guoqing Rock glaciers in Bolshaya Almatinka river basin and Urumqi river basin of Northern and Eastern Tian Shan / A.P. Gorbunov and S.N. Titkov Comparative characteristics of frost mound in the Mt. Zailiysky Alatau, Mt. Kalaucheng and Mt. Bogda / S.N. Titkov, Zhao Lin and Jin Huijun Permafrost and climate at the upper reach of Urumqi river during the past 15 000 years / Zhao Lin, Qui Guoqing and Jin Huijun Development condition of the polygonal soil-wedges in Zailiysky Alatau / A.P. Gorbunov, E.D. Ermolin, Zeng Zhonggong and Qiu Guoqing Pollen composition and its significance in the reconstruction of paleoclimate in Northern Tian Shan during the past 5000 year / Ma Yuzheng, Qiu Guoqing and Zhao Lin Discussion: Geocryological studies in Central Asia - Present and future / A.P. Gorbunov, E.D. Ermolin, S.N. Titkov, Qiu Guoqing, Zeng Zhanggong, Wang Shujuan, Zhao Lin and Jin Huijun , Zusammenfassung in russischer und chinesischer Sprache

Note: Kiel, Univ., Diss. 1993

Note: TABLE OF CONTENTS: COLLECTION AND PREPARATION OF SOIL SAMPLES. - 1. Site Description / G. T. Patterson. - 2. Soil Sampling for Environmental Assessment / Jean Crepin and Richard L. Johnson. - 3. Soil Handling and Preparation / Thomas E. Bates. - SOIL TEST ANALYSES. - 4. Nitrate and Exchangeable Ammonium Nitrogen / D. G. Maynard and Y. P. Kalra. - 5. Ammonium Acetate-Extractable Elements / R. R. Simard. - 6. Mehlich III-Extractable Elements / T. Sen Tran and R. R. Simard. - 7. Sodium Bicarbonate-Extractable P, K, and N / J. J. Schoenau and R. E. Karamanos. - 8. Available Potassium / Thomas E. Bates and John E. Richards. - 9. Extraction of Available Sulfur / C. G. Kowalenko. - 10. Characterization of Available P by Sequential Extraction / H. Tiessen and J. O. Moir. - 11. DTPA-Extractable Fe, Mn, Cu and Zn / J. Liang and R. E. Karamanos. - 12. Boron, Molybdenum, and Selenium / U. C. Gupta. - 13. Cadmium, Chromium, Lead, and Nickel / Y. K. Soon and S. Abboud. - 14. Lime Requirement / T. Sen Tran and W. van Lierop. - 15. Chemical Characterization of Plant Tissue / John E. Richards. - SOIL CHEMICAL ANALYSES. - 16. Soil Reaction and Exchangeable Acidity / W. H. Hendershot, H. Lalande, and M. Duquette. - 17. Soil Solution / Y. K. Soon and C. J. Warren. - 18. Soluble Salts / H. H. Janzen. - 19. Ion Exchange and Exchangeable Cations / W. H. Hendershot, H. Lalande, and M. Duquette. - 20. Carbonates / Tee Boon Goh, R. J. St. Arnaud, and A. R. Mermut. - 21. Total and Organic Carbon / H. Tiessen and J. O. Moir. - 22. Total Nitrogen / W. B. McGill and C. T. Figueiredo. - 23. Total and Organic Phosphorus / I. P. O'Halloran. - 24. Total and Fractions of Sulfur / C. G. Kowalenko. - 25. Extractable Al, Fe, Mn, and Si / G. J. Ross and C. Wang. - 26. Reference Materials for Data Quality / Milan Ihnat. - SOIL BIOLOGICAL ANALYSES. - 27. Cultural Methods for Soil Microorganisms / J. J. Germida. - 28. Soil Microbial Biomass C and N / R. P. Voroney, J. P. Winter, and R. P. Beyaert. - 29. Vesicular-Arbuscular Mycorrhiza / Y. Dalpé. - 30. Root Nodule Bacteria and Nitrogen Fixation / W. A. Rice and P. E. Olsen. - 31. Microarthropods in Soil and Litter / J. P. Winter and R. P. Voroney. - 32. Nematodes / J. Kimpinski. - 33. Nitrogen Mineralization Potential in Soils / C. A. Campbell, B. H. Ellert, and Y. W. Jame. - 34. Denitrification / E. G. Beauchamp and D. W. Bergstrom. - 35. Earthworms / G. H. Baker and K. E. Lee. - SOIL BIOCHEMICAL ANALYSES. - 36. Total and Labile Polysaccharide Analysis of Soils / L. E. Lowe. - 37. Organic Forms of Nitrogen / Yeh-Moon Chae. - 38. Soil Humus Fractions / D. W. Anderson and J. J. Schoenau. - 39. Light Fraction and Macroorganic Matter in Mineral Soils / E. G. Gregorich and B. H. Ellert. - 40. Water-Soluble Phenolic Materials / L. E. Lowe. - 41. Soil Lipids / Yeh-Moon Chae. - ANALYSIS OF ORGANIC SOILS. - 42. Sampling Organic Soils / Marsha I. Sheppard, Charles Tarnocai, and Denis H. Thibault. - 43. Physical Properties of Organic Soils / L. E. Parent and J. Caron. - 44. Chemical Properties of Organic Soils / A. Karam. - 45. Micromorphological Methodology for Organic Soils / C. A. Fox and L. E. Parent. - 46. Palynological Assessment of Organic Materials / Pierre J. H. Richard. - SOIL PHYSICAL ANALYSES. - 47. Particle Size Distribution / B. H. Sheldrick and C. Wang. - 48. Soil Shrinkage / B. P. Warkentin. - 49. Soil Consistency Limits / R. A. McBride. - 50. Density and Compressibility / J. L. B. Culley. - 51. Soil Water Content / G. C. Topp. - 52. Soil Water Potential / N. J. Livingston. - 53. Soil Water Desorption Curves / G. C. Topp, Y. T. Galganov, B. C. Ball, and M. R. Carter. - 54. Soil Porosity / M. R. Carter and B. C. Bail. - 55. Saturated Hydraulic Conductivity: Laboratory Measurement / W. D. Reynolds. - 56. Saturated Hydraulic Conductivity: Field Measurement / W. D. Reynolds. - 57. Unsaturated Hydraulic Conductivity and Sorptivity: Laboratory Measurement / F. J. Cook, G. P. Lilley, and R. A. Nunns. - 58. Unsaturated Hydraulic Conductivity: Estimation from Desorption Curves / R. de Jong. - 59. Unsaturated Hydraulic Conductivity: Field Measurement / W. D. Reynolds. - 60. Air Permeability / C. D. Grant and P. H. Groenevelt. - 61. Aggregate Stability to Water / D. A. Angers and G. R. Mehuys. - 62. Dry Aggregate Distribution / W. M. White. - 63. Soil Air / R. E. Farrell, J. A. Elliott, and E. de Jong. - 64. Soil Temperature / N. J. Livingston. - 65. Micromorphological methodology for inorganic soils / C. A. Fox, R. K. Guertin, E. Dickson, S. Sweeney, R. Protz, and A. R. Mermut. - SOIL MINERALOGICAL ANALYSES. - 66. Soil separation for mineralogical analysis / C. R. de Kimpe. - 67. Clay and silt analysis / C. R. de Kimpe. - 68. Sand analysis / C. R. de Kimpe. - 69. Identification and measurement of carbonate minerals / R. J. St. Arnaud, A. R. Mermut, and Tee Boon Goh. - 70. Chemical methods in mineralogical analysis / G. J. Ross. - ANALYSIS OF FROZEN SOILS. - 71. Sampling frozen soils / Charles Tarnocai. - 72. Hydrological properties of frozen soil / E. Perfect and B. D. Kay. - 73. Thermal properties of frozen soils / W. K. P. van Loon, I. A. van Haneghem, E. Perfect, and B. D. Kay. - 74. Frost heave potential / J.-M. Konrad. - 75. Depth of frost penetration / Fons J. Schellekens and Peter J. Williams. - INDEX.

Note: CONTENTS CONTRIBUTORS FOREWORD / E. Imre Friedmann and Anne B. Thistle MARINE ENVIRONMENTS MICROBIAL PROCESSES IN THE SOUTHERN OCEANS / David M. Karl PHYTOPLANKTON / Sayed Z. El-Sayed and Greta A. Fryxell PROTOZOOPLANKTON / D. L Garrison and M. M. Gowing MICROORGANISMS IN ANTARCTIC SEA ICE / A. C. Palmisano and D. L Garrison NEARSHORE BENTHIC MARINE SEDIMENTS / D. C. White, G. A. Smith, J. B. Guckert, and P. O. Nichols DEGRADATION OF PARTICULATE ORGANIC MATERIAL IN THE ANTARCTIC / James T. Staley and Russell P. Herwig TERRESTRIAL AND FRESHWATER ENVIRONMENTS MICROORGANISMS IN THE ANTARCTIC ICE / S. S. Abyzov THE MICROBIOLOGY OF ANTARCTIC SOILS / H. S. Vishniac TERRESTRIAL LITHOPHYTIC (ROCK) COMMUNITIES / James A. Nienow and E. Imre Friedmann SOILS HEATED BY VOLCANISM / Paul A. Broady LICHENS IN THE ANTARCTIC REGION / Ludger Kappen ENVIRONMENTAL REGULATORS OF MICROBIAL ACTIVITY IN CONTINENTAL ANTARCTIC LAKES / George M. Simmons, Jr., J. Robie Vestal, and Robert A. Wharton, Jr. MICROBIAL COMMUNITIES AND PROCESSES IN ANTARCTIC FLOWING WATERS / W. F. Vincent, C. Howard-Williams, and P. A. Broady OTHER TOPICS HUMAN INFECTIOUS DISEASES / Harold G. Muchmore, E. Nan Scott, and Alan J. Parkinson RELEVANCE OF ANTARCTIC MICROBIAL ECOSYSTEMS TO EXOBIOLOGY / Christopher P. McKay PROTECTION OF ANTARCTIC MICROBIAL HABITATS / Sidney Draggan INDEX

Note: 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

Note: 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