ALBERT

Note: CONTENTS Preface Abstract Chapter I. Introduction to problem 1. Previous attempts at blasting frozen ground 2. Necessity for fundamental approach 3. Terminology 4. Description, objectives, and scope of the Keweenaw Tests 5. Selection of explosives 6. Classification and properties of commercial explosives 7. Characteristics of explosives in the Keweenaw Tests 8. Comparison of Atlas, Hercules, and Du Pont nitroglycerine-base explosives Chapter II. Test program Section I. Field tests 1. General 2. Test site 3. Field test procedure a. Site preparation b. Instrumentation c. Snow removal d. Determining depth of frozen ground e. Soil sampling and coring f. Layout of the test site g. Spacing of blast holes h. Blast-hole drilling i. Blasting procedure j. Field analysis and crater surveys k. Data-sheet computations l. Photography Section II. Laboratory tests 1. Soil handling and storage 2. Soil classification tests a. Specimen preparation b. Test procedure c. Test results 3. Tests to determine stress-strain relationship a. General b. Specimen preparation for unconfined compression tests c. Test procedure d. Results e. Observations Chapter III. Analysis of blast tests Section I. Mechanics of crater formation in frozen Keweenaw silt 1. Introduction 2. Shock phenomena 3. Expansion of the gas bubble 4. Rupture of surface and conversion of pressure head to velocity head Section II. Blast Test A - Relationships of explosive, radius of crater, volume of crater, and depth of crater 1. Introduction 2. Description 3. Results and analysis 4. Summary of observations Section Ill. Blast Test B - Energy utilization in blasting 1. Introduction 2. Description 3. Results and analysis 4. Summary of observation Section IV. Blast Test C - The frozen-ground interface 1. Introduction 2. Relation of frozen-ground interface to scaling laws 3. Relation between the ratio of chamber volume to crater volume and the volume-utilization factor 4. Increase in volum.e-utilization factor for charges placed below the frozen layer 5. Position of the gas bubble relative to the frozen-ground interface 6. Igloo-type foxhole construction Section V. Blast Test D - Foxhole construction 1. Introduction 2. Application of shaped charges to foxhole construction 3. Application of hand-auget drilling to foxhole construction 4. Conclusions Section VI. Blast Test E - Temperature effect 1. Introduction 2. Description 3. Results and analysis 4. Summary of observations Section VII. Blast Test F - Effect of charge shape 1. Introduction 2. Description 3. Conclusions Chapter IV. Summary of objectives; conclusions and recommendations Section I. Summary of objectives 1. Introduction 2. Objective 1: Most efficientt type of explosive for blasts in frozen ground 3. Objective 2: Fundamental relation between weight of explosive and depth of charge 4. Objective 3: Proper position of charge relative to the frozen-ground interface 5. Objective 4: Feasibility of fracturing the frozen layer by placing a charge in the underlying unfrozen material 6. Objective 5: Effect of diameter of the borehole and shape of charge on results of blasting Section II. Conclusions and recommendations 1. Feasibility of using explosives for constructing foxholes in frozen ground 2. Methods of placing the charge 3. Mechanics of crater formation 4. The crater equation 5. Future instrumentation 6. Classification of explosives 7. Correlation of blast data Appendix: Data sheets, Experiments 1-13

Note: Contents: Foreword. - Isotopes in Antarctic Research / K. Fröhlich, H. Schütze. - Deuterium variations in maritime atmospheric moisture / P. Kowski, G. Strauch, H. Schütze. - On the influence of degradation processes on the isotopic composition of Antarctic precipitations / R. Der. - Extractive method for obtaining gas inclusions from ice / G. Strauch, P. Kowski. - Global monitoring of atmospheric CO2: activities planned by the GDR in Antarctica / P. Harting, U. Wand. - Deuterium and 18O variations in lakes of the Schirmacher Oasis (East Antarctica) / W. Richter, G. Strauch. - Environmental studies in Antarctica on the basis of tritium and radiocarbon measurements / D. Herbert, K. Fröhlich. - Isotope variations of hydrogen, carbon and nitrogen in florae from the Schirmacher Oasis, East Antarctica / G. Strauch, D. Haendel, I. Maaß, K. Mühle, A. Runge. - The ecology and chemistry of some Antarctic lichens / W. Richter, S. Huneck. - Another seal find in the Schirmacher Oasis (Queen Maud Land, Antarctica) / A. Hiller, W. Richter, R. Trettin. - Survey on hitherto published numbers of ZfI-Mitteilungen.

Note: In kyrill. Schr.

Note: In kyrillischer Schrift , Zusammenfassungen in englischer Sprache

Note: Contents: Preface. - Introductory. - Geography. - Topography. - Valleys and Rivers. - Lakes. - Coast. - Landslips. - Surface. - Soil. - Frozen Ground. - Stratigraphy. - Hecla Hoek. - Devonian. - Culm. - Middle Carboniferous. - Upper Carboniferous. - Triassic. - Structure. - Post-Triassic History. - Jurassic-Tertiary. - The Quaternary Period. - Coal Deposits. - Devonian. - The Misery Series. - The Tunheim Series. - Culm. - Sections of Boreholes. - Quality of Coals. - Coal Reserves. - Fireclay . - Minerals. - Mining. - Drilling. - History of Bear Island. - Probable Norse Discovery in the Middle Ages. - Dutch Discovery, and Dutch and English Hunting in the 16th and 17th Centuries. - Russian Hunting in the 18th Cent. - Norwegian Hunting in the 18th and 19th Centuries and Keilhau's Voyage in 1827. - Scientific Expeditions in the 19th and 20th Centuries. - Scientific Investigations, Exploitation of the Coal Deposits, and Hunting in the 20th Century. - German Activity. - Russian Activity. - Norwegian Activity. - Summary. - Literature.

Note: TABLE OF CONTENTS: ACKNOWLEDGEMENTS. - PREFACE. - INTRODUCTION. - SYMBOLS AND NOTATION. - PART I. FUNDAMENTAL PHYSICS AND MATERIALS TECHNOLOGY OF ICE. - 1.General Concepts. - 1. Introduction. - 2. Equations of Balance. - 3. Material Response. - (a) General constitutive relations, simple materials. - (b) The rule of material objectivity. - (c) Material symmetry. - (d) Constitutive response for isotropie bodies. - (e) Materials with bounded memory-some constitutive representations. - (f) Incompressibility. - (g) Some representations of isotropic functions. - 4. The Entropy Principle. - (a) The viscous heat-conducting compressible fluid. - (b) The viscous heat-conducting incompressible fluid. - (c) Pressure and extra stress as independent variables. - (d) Thermoelastic solid. - (e) Final remarks. - 5. Phase Changes. - (a) Phase changes for a viscous compressible heat-conducting fluid. - (b) Phase changes for a viscous incompressible heat-conducting fluid. - References. - 2. A Brief Summary of Constitutive Relations for Ice. - 1. Preliminary Remarks. - 2. The Mechanical Properties of Hexagonal Ice. - (a) The crystal structure of ordinary ice. - (b) The elastic behavior of hexagonal ice. - (c) The inelastic behavior of single-crystal ice. - 3. The Mechanical Properties of Polycrystalline Ice. - (a) The elastic behavior of polycrystalline ice. - (b) Linear viscoelastic properties of polycrystalline ice. - (α) General theory. - (β) Experimental results. - (c) Non-linear viscous deformation and creep. - (α) Results of creep tests. - (β) Generalization to a three-dimensional flow law. - (γ) Other flow laws. - 4. The Mechanical Properties of Sea Ice. - (a) The phase diagram of standard sea ice and its brine conten. - (b) Elastic properties. - (c) Other material properties. - References. - PART II. THE DEFORMATION OF AN ICE MASS UNDER ITS OWN WEIGHT. - 3. A Mathematical Ice-flow Model and its Application to Parallel-sided Ice Slabs. - 1. Motivation and Physical Description. - 2. The Basic Model - Its Field Equations and Boundary Conditions. - (a) The field equations. - (α) Cold ice region. - (β) Temperate ice region. - (b) Boundary conditions. - (α) At the free surface. - (β) Along the ice-water interface. - (γ) Along the bedrock surface. - (δ) Along the melting surface. - 3. The Response of a Parallel-sided Ice Slab to Steady Conditions. - (a) Dimensionless forms of the field equations. - (b) Parallel-sided ice slab, a first approximation to glacier and ice-shelf flow dynamics. - (α) Velocity and temperature fields x-independent. - (β) Extending and compressing flow. - (γ) Floating ice shelves 4. Concluding Remark. - References. - 4. Thermo-mechanical Response of Nearly Parallel-sided Ice Slabs Sliding over their Bed. - 1. Motivation. - 2. The Basic Boundary-value Problem and its Reduction to Linear Form. - 3. The Solution of the Boundary-value Problems. - (a) Zeroth-order problem. - (b) First-order problem. - (α) Harmonic perturbation from uniform flow for a zero accumulation rate. - (β) Analytic solution for a Newtonian fluid. - (γ) Numerical solution for non-linear rheology. - (δ) Effect of a steady accumulation rate. - (ε) A historical note on a previous approach. - (η) The first-order temperature problem. - (c) Numerical results for steady state. - (α) Transfer of bottom protuberances to the surface. - (β) Basal stresses. - (γ) Surface velocities. - (δ) Effect of a steady accumulation rate. - 4. Remarks on Response to a Time-dependent Accumulation Rate. - 5. Surface-wave Stability Analysis. - (a) The eigenvalue problem. - (b) Discussion of results. - 6. Final Remarks. - References. - 5. The Application of the Shallow-ice Approximation. - 1. Background and Previous Work. - 2. Derivation of the Basal Shear-stress Formula by Integrating the Momentum Equations over Ice Thickness. - (a) Derivation. - (b) The use of the basal shear-stress formula in applied glaciology. - 3. Solution of the Ice-flow Problem using the Shallow-ice Approximation. - (a) Governing equations. - (b) Shallow-ice approximation. - (c) Construction of the perturbation solution. - (d) Results. - (e) Temperature field. - 4. Theoretical Steady-state Profiles. - (a) Earlier theories and their limitations. - (b) Surface profiles determined by using the shallow-ice approximation. - 5. An Alternative Scaling - a Proper Analysis of Dynamics of Ice Sheets with Ice Divides. - (a) Finite-bed inclination. - (b) Small-bed inclination. - (c) Illustrations. - References. - 6. The Response of a Glacier or an Ice Sheet to Seasonal and Climatic Changes. - 1. Statement of the Problem. - 2. Development of the Kinematic Wave Theory. - (a) Full non-linear theory. - (b) Perturbation expansion-linear theory. - (c) An estimate for the coefficients C and D. - (d) Boundary and initial conditions. - 3. Theoretical Solutions for a Model Glacier. - (a) Solutions neglecting diffusion. - (b) Theoretical solutions for a diffusive model. - (α) Coefficient functions for the special model. - (β) Solution for a step function. - (γ) General solution for uniform accumulation rate. - (δ) The inverse problem - calculation of climate from variations of the snout. - 4. General Treatment for an Arbitrary Valley Glacier. - (a) Fourier analysis in time. - (α) Low-frequency response. - (β) High-frequency response. - (γ) Use of the results. - (b) Direct integration methods. - 5. Derivation of the Surface-wave Equation from First Principles Non-linear Theory. - (a) Surface waves in the shallow-ice approximation. - (α) Integration by the methods of characteristics. - (β) An illustrative example. - (γ) A remark on linearization. - (δ) Effects of diffusion. - (b) Remarks regarding time-dependent surface profiles in ice sheets. - (c) Long waves in an infinite ice slab - Is accounting for diffusion enough?. - (α) Basic equations. - (β) Construction of perturbation solutions. - (γ) Numerical results. - 6. Concluding Remarks. - References. - 7. Three-dimensional and Local Flow Effects in Glaciers and Ice Sheets. - 1. Introduction. - 2. Effect of Valley Sides on the Motion of a Glacier. - (a) Solutions in special cases. - (α) Exact solutions for the limiting cases. - (β) Solution for a slightly off-circular channel. - (γ) A note on very deep and wide channels. - (b) A useful result for symmetrical channels with no boundary slip. - (c) Numerical solution - discussion of results. - 3. Three-dimensional Flow Effects in Ice Sheets. - (a) Basic equations. - (b) Decoupling of the stress-velocity problem from the problem of surface profile. - (c) The equation describing the surface geometry. - (d) The margin conditions. - 4. Variational Principles. - (a) Fundamental variational theorem. - (b) Variational principle for velocities. - (c) Reciprocal variational theorem. - (d) Maximum and minimum principles. - (e) Adoption of the variational principles to ice problems. - 5. Discussion of Some Finite-element Solutions. - References. - Appendix: Detailed Calculations Pertaining to Higher-order Stresses in the Shallow-ice Approximation. - AUTHOR INDEX. - SUBJECT INDEX.

Note: Inhaltsverzeichnis: Einleitung. - Instrumentelles. - Grundbegriffe. - Natürliche Magnete, künstliche Magnete und künstliche Magnetfelder. - Die gegenseitige Einwirkung zweier Magnete. - Grundlagen der Messung der erdmagnetischen Elemente. - Die Bestimmung der Deklination. - Die Bestimmung der Inklination. - Die Bestimmung der Horizontalintensität. - Absolute und relative Messungen. - Beobachtung der zeitlichen Variationen. - Das beharrliche Magnetfeld der Erde. - Allgemeines. - Kartographische Darstellung. - Darstellung der Reihenentwicklungen. - Das quasi-homogene Magnetfeld der Erde. - Das Feld der höheren Glieder. - Das überbleibende Feld. - Die säkulare Variation des beharrlichen Feldes. - Innere und äußere Kräfte. - Der potentiallose Anteil des Gesamtfeldes. - Erklärungsversuche des erdmagnetischen Feldes. - Das beharrliche Feld in einzelnen Ländern. Allgemeines über Landesaufnahmen. - Verteilung des Erdmagnetismus in Europa. - Zusammenhang der Anomalien mit dem Bau des Untergrundes. - Ursachen der Anomalien. - Die Fernwirkung störender magnetischer Massen. - Praktische Lösungen der Aufgabe. - Magnetische Störungen und Schwerestörungen. - Der Magnetismus der Sonne. - Die zeitlichen Variationen. - Der tägliche Gang. - Die Mondvariationen. - Die Störungen. - Theorie der Elektronenbahnen nach der Erde. - Aktivität, Ringstrom, äußerer Anteil der Sälularvariation. - Zusammenhang mit der Sonnentätigkeit. - Der innere Anteil der Variationen: Erdstrom. - Über die Verbindung erdmagnetischer Variationen mit erdelektrischen. - Das Polarlicht. - Allgemeines. - Verteilung über die Erde. - Verteilung am Himmelsgewölbe. - Verteilung in der Höhe. - Birkeland-Störmersche Theorie des Polarlichts. - Spektrum des Polarlichts. - Birkelands Versuche.

Note: Inhaltsverzeichnis Band 2b: Neue Ergebnisse zum Kohlenstoff-Isotopenaustausch im System CH4-CO2 / P. Harting ; I. Maaß. - Modelluntersuchungen zur Isotopenfraktionierung des Stickstoffs während der Metamorphose von Gesteinen / H.-M. Nitzsche ; K. Mühle ; A. Krause ; G. Schlegel ; K. Wetzel. - Variationen der Stickstoffisotope in regionalmetamorphen Gesteinen / D. Haendel ; K. Mühle ; G. Stiehl ; U. Wand. - Isotopenuntersuchungen an graphitischer Substanz von Metaschwarzschiefern des Erzgebirges und anderer Gebiete der DDR / U. Wand ; G. Stiehl ; I. Winkler ; P. Ossenkopf. - Zu einigen isotopengeochemischen Aspekten bei der Modellierung des globalen Sauerstoffkreislaufes / G. Weise ; W.-D. Hermichen. - Über die Isotopenzusammensetzung des Schwefels in sedimentären Sulfiden und Sulfaten / K. Wetzel. - Zur Schwefelisotopengeochemie basaltischer Gesteine / H.-W. Hubberten ; H. Puchelt. - Ein dynamisches Modell der Bleiisotopenevolution in der Erdkruste und im Erdmantel (russ.) = A dynamic model for lead isotope evolution in the earth's crust and mantle / B. G. Amov. - Kohlenstoff- und Wasserstoffisotopenvariationen in Methan aus Erdgasen und in Methan aus Crackreaktionen / A. Runge ; U. Wand. - Isotopische Zusammensetzung des Kohlenstoffs als ein Kriterium der Typisierung von Erdölen des Karna-Gebietes (russ.) / A. Z. Koblowa ; M. G. Frik ; W. M. Proworow. - Die isotopische Zusammensetzung des Kohlenstoffs als Fazieskriterium für organische Substanzen / I. Maaß. - Nitrogen isotope composition in natural diamonds - first results / U. Wand ; H.-M. Nitzsche ; K. Mühle ; K. Wetzel. - Über einige Isotopieeffekte des Stickstoffs in der Bodenzone / H. Hübner. - Das geologische Bild der Kohlenstoffisotopenvariation organischer Substanzen in paläozoischen Sedimentgesteinen der DDR / I. Maaß ; E. P. Müller ; P. Thomaser. - Beziehungen zwischen δ18O-Werten und stofflich-strukturellen Parametern von Silicaten / K. Wetzel ; D. Mißbach ; K. Mühle. - Richtungsaussagen über Isotopieeffekte mit Hilfe der Inkrementenmethode - Allgemeine Theorie / G. Christoph. - Richtungsaussagen über Isotopieeffekte mit Hilfe der Inkrementenmethode - 18O/16O-Isotopieeffekte in Silikaten / G. Christoph. - Vulkanogenes Kohlendioxid: Aussagen zur Herkunft aufgrund von Isotopenuntersuchungen / H. Puchelt ; H.-W. Hubberten. - Zur Druckabhängigkeit des Isotopieeffekts bei Verteilungsgleichgewichten - experimentelle und theoretische Untersuchungen an Modellsystemen / J. Heybey ; P. Harting. - Zum CO2-Austausch zwischen der nördlichen und der südlichen Hemisphäre / G. Weise ; K. Wetzel. - Fraktionierung der Quecksilberisotope in der Natur (russ.) / E. F. Doilnizyn ; W. I. Sjusin ; A. A. Obolenskij ; A. P. Perzewa. - Isotopic identification of Saharian groundwaters, groundwater formation in the past / Ch. Sonntag ; U. Thorweihe ; J. Rudolph ; E. P. Löhnert ; Chr. Junghans ; K. O. Münnich ; E. Klitzsch ; E. M. El Shazly ; F. M. Swailem. - Probleme der Auswertung von Isotopenanalysen an konzentrierten Salzlösungen im Kalibergbau / H.-D. Schmiedl. - Radiocarbon dating of the thermal waters in the Budapest area / J. Deák. - Untersuchungen zur regionalen Ausbreitung von Schadstoffen mit Hilfe technogener Isotopenvariationen / G. Weise ; I. Maaß. - Über die isotope Zusammensetzung des Stickstoffs in Gesteinen der Charnockitserie von Madras, Südindien / W. F. Wolynez ; R. D. Gawrilin ; N. L. Rao ; B. R. Reddi ; D. Haendel ; G. Stiehl ; U. Wand. - Erkenntnismöglichkeiten über natürliche Prozesse aus der Element- und Isotopenverteilung des Osmiums / H. Gerstenberger ; M. Geisler ; M. Herrmann ; H. Schelhorn. - Isotopenphysikalische Untersuchungen im Rahmen der Antarktisforschung der Bergakademie Freiberg / D. Hebert ; K. Froehlich. - Isotopenuntersuchungen zur Klärung der Genese der Grundwasserressourcen Ostsibiriens / E. V. Pinneker. - Autorenregister.

Note: Karlsruhe, Univ., Diss., 1981 , INHALT: Zusammenfassung. - 1. Einleitung. - 1.1 Stand der Carbonatitforschung: experimentelle Untersuchungen und Bildungshypothesen. - 1.2 Mikrothermische Untersuchungen an fluiden Einschlüssen in Carbonatitmineralen. - 1.3 Der Carbonatit des Kaiserstuhls. - 1.4 Problemstellung, Methodisches. - 2. Das Probenmaterial. - 2.1 Proherrnahme und Aufbereitung. - 2.2 Probenpräparation für die Einschlußuntersuchungen. - 2.3 Optische Untersuchung, Phänomenologie. - 2.31 Anordnung, Verwachsungen und Habitus der Apatite. - 2.32 Die Einschlüsse der Apatite. - 2.321 Cavitätenformen, Füllungen, Dimensionen. - 2.322 Kriterien für primäre Einschlußbildung und sekundäre Veränderungen. - 2.323 Unterschiedliche Einschlußführung in Apatiten und anderen Mineralen. - 3. Apparaturen. - 3.1 Die mikrothermische Apparatur. - 3.11 Konzeption und Ausführung des Beiz-Kühltisches. - 3.12 Eichung des Beiz-Kühltisches. - 3.13 Präzision und Probleme im Meßbetrieb. - 3.2 Kühlplatte. - 3.3 Quetschtisch. - 4. Zur Theorie der Einschlußuntersuchungen. - 4.1 Geometrische Berechnungen. - 4.11 Berechnung des Cavitätenvolumens. - 4.12 Fehlerdiskussion. - 4.13 Grenzen der optischen Auflösung. - 4.2 Zur Theorie der Phasenverhältnisse. - 4.21 Einschlußbildung und Phasentrennung. - 4.22 Phasenverhältnisse in Einkomponentensystemen, Homogenisierungskurven. - 4.23 Phasenverhältnisse in Wasser-Salz-Systemen: H2O-NaCl; H2O-NaCl-KCl. - 4.24 Phasenverhältnisse in Wasser-Gas-Systemen: CO2-H2O. - 5. Konstruktion der Phasendiagramme. - 5.1 H2O. - 5.2 CO2. - 5.3 H2O-NaCl. - 5.4 CO2-H2O. - 5.5 Wasser-Salzsysteme mit kritischen Endpunkten (PQ-Systeme). - 5.6 Wasser-Salzsysteme bei stark positivem Temperaturkoeffizient der Löslichkeit der Salzkomponente: H2O-KCl, H2O-NaCl-KCl. - 5.7 System CO2-H2O-NaCl. - 6. Untersuchungsergebnisse. - 6.1 Experimentelle Untersuchungen an einzelnen Einschlüssen: Mikrothermometrie und destruktive Methoden. - 6.11 Einphasige Einschlüsse mit Gasfüllung. - 6.12 Calcit als Einphaseneinschluß im Apatit. - 6.13 Zweiphaseneinschlüsse L+V. - 6.14 Dreiphaseneinschlüsse LH2O + LCO2 +V. - 6.15 Einschlüsse mit übersättigten Lösungen (Multiphaseneinschlüsse). - 6.16 Fluide Einschlüsse im Calcit des Carbonatits. - 6.2 Analytische Untersuchungen. - 6.21 Kationen und Anionen in wäßrigen Extrakten des Apatitmahlgutes. - 6.22 Bitumenphasen in organischen Solventextrakten. - 6.23 Gasanalytische Messungen. - 7. Genetische Interpretation der Einschlußresultate. - 7.1 Das Subsystem H2O-Salzphasen. - 7.11 H2O-NaCl. - 7.12 H2O-NaCl-Na2SO4/Na2CO3. - 7.13 H2O-NaCl-KCl. - 7.2 Druckmodelle im seichten, subvulkanischen Niveau. - 7.21 Hydrostatische Bedingungen. - 7.22 Lithostatische Bedingungen. - 7.3 Das Subsystem CO2-H2O 7.4 Kombination der Teilsysteme, das System CO2-H2O-NaCl bei volumenkontrollierten Bedingungen. - 7.5 Zusammenfassung und Vergleich mit den Resultaten aus anderen Carbonatitlokalitäten. - 8. Petrogenetische Schlußfolgerungen. - 8.1 Magmatische Carbonatitintrusion und autometasomatische Folgeprozesse. - 8.2 Hydrothermaltransport des Calcits. - 8.3 Überlegungen zur Herkunft der Salzphasen. - 8.4 Künftige, weiterführende Untersuchungen. - 8.5 Zusammenfassung. - 9.0 Anhang I Abbildungen. - 10.0 Anhang II Originalmeßwerte.

Note: Inhalt: 8. Meereis. - Phänomene, Genese und Morphologie. - Zur Erforschung des Meereises. - Das Meereis als komplexe Erscheinung. - Das Meereis als Substrat. - Eisbildung und Gefriervorgänge. - Eisbildung auf dem Meere und Struktur der Meereisdecke. - Eisnomenklatur. - Formen des Meereises und Definitionen (Klassifikation). - Ejsbildungsphänomene an der oberen Grenzschicht des Meeres. - Schiffsvereisung, eine Erscheinung der Grenzschicht Hydrosphäre - Atmosphäre (Ozean - Luft). - Meereis an Küsten. - Eisbildung am Strand. - Eis und Eisbildung auf Watten. - Eisbildung an Steilküsten. - Das Meereis des Nordpolarmeeres und seiner Randmeere. - Zur Erforschung des Nordpolarmeeres und des polaren Meereises. - Nansen's Drift mit der „Fram" im Nordpolarmeer. - Die Driftbewegungen des arktischen Meereises des Nordpolarmeeres mit seinen Randmeeren. - Die Dynamik des Meereises im Nordpolarmeer nach Drifteis-Stationen. - Die jahreszeitliche Schwankung der Eisbedeckung des Nordpolarmeeres. - Form des Meeresbodens des Nordpolarmeeres. - Bilanz und Wassermassenaustausch des Nordpolarmeeres mit dem Atlantischen und Pazifischen Ozean. - Die Vereisung des Nordpolarmeeres und seiner Randmeere in ihrem Zusammenhang mit dem Wasserhaushalt. - Anthropogene Eingriffe und Projekte zur Veränderung der polaren Umwelt. - Eis des Meeres als Hindernis für den Seeverkehr. - Das Eis als besondere Grenzschicht des Meeres für die Schiffahrt. - Die Nordostpassage, arktischer Seeweg zwischen Atlantischem und Pazifischem Ozean innerhalb des eurasischen Kontinents: der sibirische Seeweg. - Der sibirische Seeweg. - Die Nordwestpassage - arktische Seeverbindung zwischen Atlantischem und Pazifischem Ozean um den nordamerikanischen Kontinent. - Erdöl in den Randmeeren des Nordpolarmeeres: Transportproblem und Ausbeute. - Umweltbedingungen und Nutzung der arktischen Region. - Meereis im Nordatlantischen Ozean und Nebenmeeren. - Eisberge im Nordatlantischen Ozean und Eis um Grönland. - Eiserkundung mit Luft- und Satellitenbildern. - Die Vereisung der Ostsee. - Zur Vereisung von Nebenmeeren in Nordamerika. - Das Meereis im Jahreshaushalt. - Wirkung und Mechanismus von Flußsystemen auf Wasser und Eis des Nordpolarmeeres. - Eisbedeckung des Nordpolarmeeres und Klimaschwankungen. - Das Meereis der Antarktis. - Zur Erforschung des Meereises um die Antarktis. - Die Eisschelfe: Größe, Form, Entstehung, Haushalt. - Eisberge der Antarktis. - Packeis der antarktischen Meeresregionen. - Eisgrenzen und Wassermassen des Südpolarmeeres. - Das Meereis, besonders der Antarktis, als klimatischer Faktor. - Die Polkappen der Erde im Satellitenbild. - Nachtrag (Ergänzung). - Mehrjährige Variation der antarktischen Meereisbedeckung (Südpolarregion). - Antarktischer Meereisaufbruch im Satellitenbild. - Die Eiskappe der Antarktis. - Der Meeresboden des Südpolarmeeres in bathymetnschen Profilen. - Rechtsverhältnisse der Antarktis und des südlichen Polarmeers. - Zur gegenwärtigen Polarforschung der BRD. - Polarexpeditionen der BRD. - Zu den Rechtsverhältnissen im Nordpolarmeer. - Das Polarmeer in morphographischer Darstellung. - Dynamik von Packeisfeldern (Ergänzung). - Literatur. - Institutionen zur Polarforschung. - Eisschlüssel und Eissymbole. - Sachregister.

Note: CONTENTS: Introduction. - International co-operation. - Intergovernmental co-operation. - Non-governmental co-operation. - I. Scientific Programme. - 1. Astronomy. - 2. Biological Sciences. - 2.1 The marine ecosystem and its living resources. - 2.1.1 Food resources, phytoplankton production and zooplankton. - 2.1.2 The role of the benthos. - 2.1.3 The role of micro-organisms. - 2.1.4 Distribution and incidence of seals in the pack-ice of the Weddell Sea. - 2.1.5 Distribution and life history of fishes. - 2.1.6 Large-scaie distribution and drift of krill. - 2.1.7 Composition and behaviour of krill shoals. - 2.1.8 Preservation and processing of krill. - 2.2 The adaptation of antarctic marine organisms to their environment. - 2.2.1 Experiments and marine studies on .the ecophysiology of krill. - 2.2.2 Temperature regulation and food requirements of warm-blooded antarctic animals. - 2.2.3 Growth, digestive system and food economy of antarctic fishes. - 2.2.4 Freezing resistance of sea animals. - 2.2.5 Taxonomy of antarctic marine organisms. - 2.3 Terrestrial biology in Antarctica. - 2.3.1 Temperature adjustments in the reproductive biology of antarctic birds. - 2.3.2 Biochemical bases of growth processes in poikilothermic organisms at very low temperatures. - 2.3.3 Nutritional biology of poikilothermic herbivora. - 2.3.4 Study of lichens, fungi and bacteria in Antarctica and on offshore islands. - 2.3.5 Photosynthesis and heterotrophic life cycle of plants at very low temperatures. - 2.4 Environmental protection in Antarctica. - 2.5 Human biology and medicine in polar regions. - 3. Geodesy, Cartography and Remote Sensing. - 3.1 Satellite geodesy. - 3.2 Doppler satellite positioning. - 3.3 Geodetic mapping of ice-free areas. - 3.4 Remote-sensing by satellite. - 4. Geology and Geophysics. - 4.1 Study of drift processes as a contribution to the geological history of Antarctica. - 4.1.1 Study of magnetic structures by means of aeromagnetic photography. - 4.1.2 Paleomagnetic studies of drift evolution. - 4.1.3 Micro-earthquakes as indicators of tectonic activity. - 4.1.4 Earth tides and natural oscillations of the earth. - 4.2 Studies of the structure of crust and mantle. - 4.2.1 Structure of the basement complex of the transantarctic mountain chain in the area east of the Filchner Ice Shelf. - 4.2.2 Structure of the basement of the Weddell Sea, the Filchner/Ronne Ice Shelf, and the peripheral area. - 4.2.3 Oldest and highly metamorphous rocks of the East Antarctic. - 4.3 Stratigraphy, tectonics and magmatism in the mobile areas. - 4.3.1 Mobile fringe areas of the East Antarctic. - 4.3.2 Paleozoic and mesozoic mountains(Beacon upper group) in the transantarctic mountains. - 4.3.3 Early paleozoic to cainozoic orogenes in the area around the Filchner/Ronne Ice Shelf. - 4.4 Study of exogenous processes under extremely cold conditions. - 4.4.1 Glacial geology and geomorphology. - 4.4.2 Weathering and detrital formation. - 4.5 Geoscientific marine research. - 5. Glaciology. - 5.1 Volume and dynamics of the Filchner/Ronne Ice Shelf. - 5.2 Determining the extent and thickness of the ice and its temporal variation in the Filchner/Ronne Ice Shelf sector and peripheral areas. - 5.3 Determining the composition and inner structure of the Filchner/Ronne Ice Shelf on the basis of geophysical surface measurements. - 5.4 Studies of the dynamics of the pack-ice in the Weddell Gyre. - 5.5 Physical characteristics of ocean ice. - 5.6 Glaciological drillings. - 5.7 Chemical composition and accumulation genesis of antarctic background aerosol; global transport of trace gases and aerosols. - 5.8 Study of the elastic and rheological characteristics of ice, its heat conductability and texture affected by deformation. - 6. Upper Atmosphere and Extraterrestrial Physics. - 6.1 Investigation of whistlers and VLF radio emissions (chorus, hiss, etc) at conjugated points. - 6.2 Study of terresterial magnetic pulsations at conjugated points. - 6.3 Study of atmospherics to obtain more precise data on worldwide thunderstorms. - 6.4 Measurements of the aero-electric field. - 6.5 Balloon-based study of the ionosphere in the light of Mg t resonance lines. - 6.6 Measurement of the vertical distribution of ozone, steam and aerosol up to an altitude of 30 km. - 6.7 Measurements of emission in the infrared 9.6 µ ozone band from the ground. - 6.8 Other projects which may be carried out simultaneously with the above or later. - 6.9 Proposed basic terrestrial magnetic equipment for the Antarctic Station. - 6.10 Meteorite search expedition. - 6.11 Study of micrometeorites and cosmic dust. - 7. Meteorology and Oceanography. - 7.1 Meteorology. - 7.1.1 Atmospheric boundary stratum. - 7.1.2 Study of stratospheric circulation. - 7.1.3 Measurement of trace gases over long periods. - 7.1.4 Other research projects. - 7.1.5 Weather service observations and consultations. - 7.1.6 Basic meteorological equipment for the Antarctic Station. - 7.2 Physical oceanography. - 7.2.1 Formation and extent of bottom water in the Atlantic sector of the circumantarctic ocean. - 7.2.2 Numeric simulation of the vertical flows of material, energy and impulses. - 7 2.3 Time scales of transportation in deep water with the aid of radioactive trace elements. - 7.2.4 Detection of heavy metals in the Antarctic Ocean. - 7.2.5 Fishery oceanography in circumantarctic waters. - 7.2.6 Other research projects. - 8. Engineering Sciences. - 8.1 Shipbuilding technology. - 8.1.1 Measuring and testing programme regarding the performance of vessels in ice and technical developments in the construction of ice-going vessels. - 8.2 Iceberg location and navigation. - 8.2.1 Iceberg location. - 8.2.2 Development of precision positioning systems (also for dynamic positioning) to ensure noninterference with signals transmitted through ice and water masses of different thicknesses. - 8.3 Construction techniques. - 8.4 Exploration techniques. - 8.5 Other topics. - The Antarctic Research Station. - The Polar Research and Supply Ship. - The Polar Research Institute. - Institutions contributing to the Programme.

Note: Inhaltsverzeichnis: Einleitung. - Die Anfänge der Arktisforschung. - Mit Segelschiffen von Spitzbergen über die Polregion nach Ostasien (1607-1818). - Mit Schlittenbooten, Hundeschlitten und Dampfschiffen dem Pol entgegen (1827-1882).

Note: CONTENTS: PREFACE. - LIST OF PLATES. - LIST OF FIGURES. - PART I. - GENERAL INTRODUCTION. - I. - Geological objectives and methods of the expedition with a review of former explorations. - Introduction. - The approach to Mongolia. - The Gobi Region. - Prehistoric adventure. - Historic travel and modern exploration. - Earlier studies of special significance. - II. - Boundaries of the Gobie Region. - Introduction. - The Northern Boundary. - Northern boundary - western section. - Northern boundary - central section. - Northern boundary - eastern section. - Summary of the Transbaikal border. - The Eastern Boundary. - Summary of the eastern boundary. - The Southern Boundary. - Southern boundary - eastern section. - Southern boundary - central section. - Southern boundary - western section. - The Western Boundary. - PART II. - ROUTE STUDIES OR ITINERARY. - Introduction. - The task of a geological reconnaisance expedition. - Recording observations. - III. - From Kalgan to Iren Dabasu. - Kalgan to Wan Ch'uan Pass. - The lower pass. - Wan Ch'uan basin and the upper pass. - The Pacific divide to P'ang Kiang. - The granite hills of Chakhar. - The P'ang Kiang hollow. - P'ang Kiang to Iren Dabasu. - The first fossils. - IV. - From Iren Dabasu to Urga. - Iren Dabasu to Camp Jurassic. - The structural relations at Camp Jurassic. - Camp Jurassic to Mount Tuerin. - The granites of Mount Tuerin. - Mount Tuerin to Bolkuk Gol. - The Arctic divide. - Observations in the vicinity of Camp Bolkuk Gol. - Course of the Bolkuk Gol. - Glacial evidence in the Gangin Daba. - Ground ice. - Local culture. - Side traverse toward Urga. - Mineral resources. - V. - From Urga to Tsetsenwan Traverse along the Tola River. - The vicinity of five Antelope Camp. - From the Tola River to Tsetsenwan. - The vicinity of Tsetsenwan. - A side traverse north of Tsetsenwan. - The serpent-form dikes. - Contact effects of the granite margin. - Jurassic structural relations. - A side traverse south of Tsetsenwan. - VI. - From Tsetsenwan to Sain Noin and the Arctic divide. - Wastward from Tsetsenwan. - The vicinity of Camp Canyon Brook. - From Camp Canyon Brook to the Ongin Gol. - Rock-bound hollows. - Continuation of the traverse. - The Ongin Gol. - From the Ongin Gol to Sain Noin. - The vicinity of Sain Noin. - From Rainy Gulch to the Arctic Divide. - A step across the divide. - VII. - From the hot springs of Sain Noin to Mount Uskuk. - Arishan to Gorida. - The Gorida basin. - The old Uliassutai trail. - Old Uliassutai Trail to Mount Uskuk. - The saltpan of Guchu Burt. - Ondai Sair. - VII. - The return journey from Tsagan Nor to Artsa Bogdo. - Choosing a route. - Tsagan Nor to the volcanic cliffs. - Desert hollows. - Volcanic cliffs to Artsa Bogdo. - North Margin of Artsa Bogdo. - Picture writings. - IX. - From Artsa Bogdo to Sair Usu. - Artsa Bogdo to Djadokhta. - The flaming cliffs of Djadokhta. - Djadokhta to Ongin Gol in Sumu. - Ongin Gol in Sumu. - Ongin Gol to Sair Usu. - X. - From Sair Usu to Kalgan. - Palaeozoic strata. - Continuation of traverse to Ardyn Obo. - Sediments of Ardyn Obo. - Ardyn Obo to Shara Murun. - Palaeozoic strata of Jisu Honguer. - Tertiary sediments of Shara Murun. - Shara Murun to Kalgan. - Chinese settlements. - The return to Kalgan. - PART III. - SPECIAL AND LOCALITY STUDIES. - Introduction. - Method of Mapping. - XI. - Eren Dabasu and Irdin Manha. - Introduction. - General aspect and larger relations of the basin. - Origin of the hollow at Iren Dabasu. - General Rock structure. - The Iren Dabasu formation. - Variegated Tertiary beds. - The Houldjin formation. - The Arshanto and Irdin Manha formations. - Shara Murun. - Age and correlation. - XII. - Arishan, the sacred mountain of Sain Noin. - Introduction. - Features of the locality. - Geological formations. - Graywacke series. - The granite. - The Jurassic formation. - Special products. - Structural features. - The spring waters and their origin. - XIII. - Mount Uskuk and the Tsagan Nor Basin. - Principal structural features. - The rock formations. - Rocks of the ancient floor. - The crystalline metamorphics. - The graywacke series. - Bathylithic granite. - Jurassic strata. - Post-Jurassic intrusives. - Rocks of the sedimentary cover. - Cretaceous strata. - Fossil content. - Tertiary strata. - Fossil content. - Former extent of later sediments. - Evidence of the faulted margins. - Evidence of the sedimentary remnants. - Evidence of the basalt remnants. - Evidence of planation. - Erosional history of the south block of Uskuk. - Deformation of the Mount Uskuk region. - The Saltpan of Guchu Burt. - Tsagan Nor. - XIV. - The Gurbun Saikhan Ranges. - The journey. - A desert well. - The return journey. - Geological observations at Artsa Bogdo. - The south.basin. - Approach to the Gurbun Saikhan. - The formations of the Gurbun Saikhan. - Ancient rocks. - Limestones. - Serpentine. - Graywacke-slate series. - Topographic character of the Gurbun Saikhan. - XV. - Artsa Bogdo and Oshih. - The Artsa Bogdo Mountain Block. - The marginal shelf. - History of the shelf. - Rock formations of the mountain. - Ancient meta-crystallines and intrusives. - Folded sediments and associated eruptives. - Later igneous rocks. - Tectonic features. - Traces of former sedimentary cover. - Topographic features. - Stream pattern. - Glaciation. - The Oshih Hollow. - Features of the locality. - The geologic column. - XVI. - Problems and areas deserving special study. - Introduction. - Sedimentary basins and potential fossil fields. - The area of the great pass. - P'ang Kiang. - The paper-shales of mile 299. - The flaming cliffs of Uskuk. - Oshih (Ashile) basin. - Djadokhta. - Ardyn Obo. - Shara Muraci. - Ulan Nor. - The badlands of the Ongin Gol. - Structural and historical problems. - The Camp Jurassic area. - The crystalline upland east of the Ongin Gol. - The transition country of Gangin Daba. - Sair Usu. - Los in Sumu. - Jisu Honguer. - Genral problems. - PART IV. - SUMMARIES AND DISCUSSIONS. - Introduction. - XVII. - Structural elements of the Oldrock floor. - Two major divisions. - Subdivision of the Oldrock floor. - Mesozoic intrusives. - Jurassic sediments. - Paloeozoic strata. - The great Mongolian bathylith. - The Khangai graywacke series. - The ancient crystalline complex. - The Wu T'ai system. - The T'ai Shan complex. - XVIII. - Surface features and their origin. - Basins and mountains. - The basin of Mongolia. - Deserts in general. - The shaping processes. - Major subdivisions of the Mongolian Basin. - Talas of the eastern and southern province. - The western faulted talas. - Mountains. - Fault-block mountains of the Altai type. - Ikhe Bogdo. - Baga Bogdo. - Artsa Bogdo. - Gurbun Saikhan. - The mountains of the eastern province. - Volcanic mountains. - The structure lines of Mongolia. - XIX. - Surface features and their origin (continued). - Plateaus, plains and flatlands. - Introduction - the level lands of the desert. - Agencies which carve the erosion plane. - Erosion by wind. - Rainfall. - Drainage. - Immigrant streams. - Native streams. - Erosive work of running water. - The Piedmont Slope. - The Gobi erosion plane. - Original slopes of the erosion plane. - Deformation of the Gobi surface. - Deposits on the Gobi upland. - Redissection of the Gobi erosion plane. - Summary of the Gobi erosion plane. - Desert Hollows. - The older Peneplanes. - The pre-Cretaceous peneplane. - The Mongolian peneplane. - The Khangai peneplane. - Relations of the Khangai and Mongolian peneplanes . - Relations of the Mongolian peneplane and the Gobi erosion plane. - Relations between the Gobi erosion plane and the lowlands of the P'ang Kiang stage. - Comparison of peneplanes with those of surrounding regions. -

Note: CONTENTS Abstract Preface Introduction Stream bank erosional processes Permafrost and related factors Permafrost and erosion General Erosional processes Bank zone processes Bluff zone processes Factors affecting perm afrost erodibility Exposure to currents and wind waves Texture and stratigraphy Ice content, distribution and type Slope aspect Coriolis force Timing and depth of thaw Water level and temperature Vegetation Ice and snow cover Groundwater Rates and timing of erosion and recession Overall effects of permafrost Recommendations for research Literature cited Appendix A : Processes of stream bank modifications

Note: Inhalt: 1. Einleitung. - 2. Grenzen, Einteilung und Namengebung. - 3. Forschungsgang. - 4. Bau und Oberflächenformen des eisfreien Gebietes. - 5. Klima. - 6. Erdmagnetismus und Polarlicht. - 7. Das Südpolarmeer. - 8. Die Vereisung des Südpolargebietes. - 9. Pflanzen- und Tierwelt in der Antarktis. - 10. Die Wirtschaft des Südpolargebietes. - 11. Politische Ansprüche und Besiedlung. - 12. Akklimatisation und Möglichkeiten der Besiedlung in der Zukunft. - 13. Die einzelnen Teilgebiete der Antarktis. - A. Die subantarktischen Streuinseln. - 1. Bouvet. - 2. Truls und Pagoda-Felsen. - 3. Prinz-Edward-lnseln. - 4. Crozet-lnseln. - 5. Kerguelen. - 6. Heard-Gruppe. - 7. Royal Company und Emerald. - 8. Macquarie. - 9. Nimrod, Swains und Dougherty. - B. Die subantarktischen Inseln des Südantillenbogens. - 1. Südgeorgien. - 2. Süd-Sandwich-Gruppe. - C. Die polaren Inseln des Südantillenbogens. - 1. Süd-Orkney-Gruppe. - 2. Süd-Shetland-lnseln. - D. Die polaren Streuinseln. - 1. Peter-l.-lnsel. - 2. Scott-lnsel. - 3. Balleny-Inseln. - E. Ostantarktis. - 1. Das ostantarktische Horstgebirge. - 2. Zentralplateau und Wilkesland. - 3. Die Bergländer des afrikanischen Quadranten. - 4. Neu-Schwabenland. - 5. Die Ostküste des Weddell-Meeres. - F. Westantarktis. - 1. Das nördliche Grahamland. - 2. Südliches Grahamland und vorgelagerte Inseln. - 3. James-Ellsworth-Land. - 4. Marie-Byrd-Land 233. - 5. Das Gebiet der antarktischen Depression. - 14. Ziele und Aufgaben der künftigen antarktischen Forschung. - 15. Literatur. - Tabellen. - Namen- uud Sachverzeichnis. - Verzeichnis der Karten und Figuren. - Bildtafeln. - Übersichtskarte.

Note: CONTENTS Abstract Preface Introduction Bering Strait Field reconnaissance Estimation of ice forces on Fairway Rock 1. Creep deformation 2. Crushing failure 3. Flexural failure 4. Forces required to form floating or grounded pressure ridges along therock or to pile ice on the beaches 5. Buckling failure Driving forces Angle of internal friction of sea ice Summary Literature cited Appendix A: April 1982 field observations at Fairway Rock

Note: Contents Abstract Preface Introduction Winter 1979-80 observations Winter 1980-81 and summer 1981 observations Winter 1981-82 and summer 1982 observations Old ice ride-up features Discussion Literature cited Appendix A. The boulder rampart and rock littered shore west of Konganevik Pt. Appendix B. Site location maps

Note: Contents: A snow cover in the region of Fiord Hornsund on Spitsbergen / J. Pereyma. - Temperature rations in summer on the Waldemar Glacier and on the Waldemar sea lowland / G. Wójcik, K. Marciniak, R. Przybylak. - Precipitation and evaporation in Werenskiold Glacier district / A. Szczepankiewicz-Szmyrka. - Biometeorological conditions on the Werenskiold Glacier forefield in summer of 1980 / A. Szczepankiewicz-Szmyrka. - Some notes on wind directions in the West Spitsbergen in 1980 / K. Gerstmann. - Radar measurements of the thickness of the Werenskiold Glacier / R. Czajkowski - The analysis of movements of the Werenskiold Glacier based on dating of fossil moss / H. Chmal - Increase in the mass of the firn snow in the glacial amphiteatre of the Penck Glacier in the period 1934 to 1958 / C. Lipert - Some automatic systems to collect and transmission stored data using various radio-links / J. Molski. - Würm and Holocene glaciations of North-Western Sörkappland exemplified by the Slakli Valley, Spitsbergen / P. Kłysz, L. Lindner. - The marine origin of Lisbetdalen mezorelief SW Spitsbergen / W. Stankowski - Raised marine terraces of Kulmstranda North-Western Sörkappland / P. Kłysz, L. Lindner - The geomorphological sketch map of the Gåsdalen region, South Spitsbergen / J. Jania, Z. Lentowicz, T. Szczypek, J. Wach. - Last deglaciation of Treskelen Peninsula, Hornsund, Svalbard / L. Marks. - The recession of Vitkovski Glacier as recorded in its marginal zone / L. Andrzejewski, w. Stankowski. - Degradation processes on the end moraine of the Werenskiold Glacier / J. Cegła, J. Kida. - Studies of the dessication crack on the forefield of the Werenskiold Glacier / J. Cegła. - The beginning and evolution of the marginal outwash on the forefield of the Eliza Glacier / A. Olazewski. K. Sendobry. - Summer thawing of the ground in the Kaffiöyra, SW Spitsbergen / K. Marciniak, W. Szczepanik, R. Przybylak - Morphology and sedimentary environments of the Baszkara ·and Dzankuat Glaciers in the High Kaukas / A. Karczewski, A. Kostrzewski,P. W. Kowalew. - Stratigraphic position and remarks on sedimentation of the Brentskardhaugen Bed, Spitsbergen / A. Wierzbowski, G. Biernat, C. Kulicki. - Some remarks concerning the structure of groups of the bottom fauna of the Admiralty Bay - King George Island, South Shetland / P. Presler, K. Jażdżewski·, W. Jurasz, W. Kittel, J. Siciński. - Biological indexes of the hydrological conditions - observations from Hornsund region, Spitsbergen / J. M. Węsławski. - The habitability of the littoraly rocks in region Steinvika and Hyttevika Bays, Vestspitsbergen / O. Różycki, M. Gruszczynski. - Some aspects of the acoustical estimation of the krill abundance / M. Brzozowska. - Liberation of carbon dioxide from tundra soils / H. Dziadowiec. - Exploration in the Hornsundfiord region / J. Szupryczyński. - , In polnischer Sprache

Note: CONTENTS Abstract Preface Introduction Background Objectives and procedures Equipment used Radar TDR Definitions Massive ice Results Artificial wedge: Norwich, Vermont Ice wedges in sand: Fish Creek, Alaska Ice wedges: Prudhoe Bay, Alaska Ice wedges under thawed fine-grained soils: North Slope, Alaska Wedge-like soil structures: Ft. Greely, Alaska TDR measurements Summary and concluding remarks Literature cited Appendix A: Brief discussion of dispersion

Note: CONTENTS Abstrac Preface Introduction Purpose Scope Concept of accuracy Test selection Definition of parameters Piezometric head Use of piezometers Hydraulic conductivity Flow direction Specific discharge magnitude Transmissivity Volumetric flow rate Porosity Average linear velocity Storage coefficient-specific yield Aquifer dispersivity Parameter estimation techniques Piezometric head Hydraulic conductivity Direction and magnitude of specific discharge vector Transmissivity Volumetric flow rate Total porosity Average linear velocity Storage coefficient Specific yield Effective porosity Aquifer dispersivity-dispersion coefficients Conclusions Literature cited

Note: CONTENTS Abstract Preface Introduction General behavior of underwater explosions Regression analysis for ice-blasting data General features of the regression curves Use of the regression curves as design curves for ice blasting Row charges and pattern charges Response of floating ice sheets to underwater explosions Specific energy and “powder factor” Summary and conclusions Literature cited Appendix A: Basic data on ice blasting Appendix B: Scaled input data Appendix C: Initial regression analysis using complete polynomial Appendix D: Regression analysis with two coefficients of the original poly­nomial deleted