ALBERT

Note: Inhalt = Content 1. Vorwort = Introduction 2. Ausgewählte Forschungsthemen = Selected research topics Methanemission aus dem Permafrost im Lena-Delta = Methane emission from permafrost in the Lena River Delta / Torsten Sachs, Julia Boike Neue Biomarker belegen Schwankungen der arktischen Meereisbedeckung während der letzten 30.000 Jahre = New biomarkers reveal fluctuations in Arctic sea ice cover during the past 30,000 years / Juliane Müller, Rüdiger Stein Die Stabilität des Westantarktischen Eisschildes – Ergebnisse der ANDRILL Tiefbohrungen = The stability of the West Antarctic ice sheet – results of ANDRILL deep drilling operations / Gerhard Kuhn, Frank Niessen Meeresalgen global - detaillierter Blick aus dem All = Detailed view from space – marine algae globally observed / Astrid Bracher, Tilman Dinter, Ilka Peeken, Bettina Schmitt Was verrät der Jahreszyklus über die Klimaentwicklung der letzten Millionen Jahre? = What does the annual cycle tell us about climate change in the last millions of years? / Thomas Laepple, Gerrit Lohmann Der Puls der Atmosphäre: Dekadisches Auf und Ab / The pulse of the tmosphere: The decadal Ups and Downs / Dörthe Handorf, Klaus Dethloff, Sascha Brand, Matthias Läuter Das Eisendüngungsexperiment LOHAFEX = The Iron Fertilization Experiment LOHAFEX / Philipp Assmy, Christine Klaas, Victor Smetacek, Dieter Wolf-Gladrow Ein nützliches genetisches Erbe - Wie alte Gene das Überleben in neuen Lebensräumen ermöglichen = A convenient genetic heritage - How ancestral genes help to survive in new habitats / Doris Abele, Ellen Weihe, Magnus Lucassen, Christoph Held, Kevin Pöhlmann Verursacher von Muschelvergiftungen identifiziert = Cause of Shellfish Poisoning Identified / Urban Tillmann, Malte Elbrächter, Bernd Krock, Uwe John, Allan Cembella Mikrobielle Stoffumsätze im Klimawandel = Climate change and the microbial cycling of organic matter / Anja Engel, Judith Piontek, Mascha Wurst, Nicole Händel, Mirko Lunau, Corinna Borchard 3. Forschung = Research PACES 3.1 TOPIC 1: The changing Arctic and Antarctic 3.2 TOPIC 2: Coastal change 3.3 TOPIC 3: Lehrstunden aus der Erdgeschichte = Lessons from the past 3.4 TOPIC 4: Das Erdsystem aus polarer Perspektive = The Earth System from a Polar Perspective 4. Helmholtz-Nachwuchsgruppen = Helmholtz Young Investigator Groups 5. Entwicklungen in den Fachbereichen = Progresses in the scientific divisions 6. Tiefseeökologie und -technologie (HGF-MPG) = Deep-sea ecology and technology (HGF-MPG) 7. Logistik und Forschungsplattformen = Logistics and research platforms 8. Nationale und internationale Zusammenarbeit = National and international cooperation 9. Wissenschaftliches Rechenzentrum = Scientific data processing centre 10. Bibliothek = Library 11. Technologietransfer = Technology transfer 12. Kommunikation und Medien = Communications and Media 13. Schulprojekt = School project 14. Personeller Aufbau und Haushaltsentwicklung = Personnel structure and budget trends 15. Veröffentlichungen, Patente = Publications, patents Anhang = Annex , In deutscher und englischer Sprache

Note: Foreword; Acknowledgements; List of participating members of the Expert Group; CONTENTS; List of tables; List of figures; Executive summary; Part I: Methodology and Data on Levelised Costs for Generating Electricity; Chapter 1 Introduction and context; Chapter 2 Methodology, conventions and key assumptions; Chapter 3 Technology overview; Chapter 4 Country-by-country data on electricity generating costs for different technologies; Part 2: Sensitivity analyses and boundary issues; Chapter 5 Median case; Chapter 6 Sensitivity analyses. , Chapter 7 System integration aspects of variable renewable power generationChapter 8 Financing issues; Chapter 9 Levelised costs and the working of actual power markets; Chapter 10 Carbon capture and storage; Chapter 11 Synthesis report on other studies of the levelised cost of electricity; ANNEXES; Annex 1 Issues concerning data from non-OECD countries and assumptions forthe electricity generating cost calculations; Annex 2 List of abbreviations;.

Note: Contents Preface 1 Introduction 1.1 The necessity for measurements 1.2 Definition of a measurement 1.3 Historical aspects 2 Measurement basics 2.1 Overview of methods 2.1.1 Direct and indirect methods 2.1.2 In-situ and remote sensing methods 2.1.3 Instantaneous and integrating methods 2.1.4 On-line and off-line methods, post-processing 2.1.5 Flux measurements 2.2 Main measurement principles 2.3 Measurements by inversion 2.3.1 Inversion with one variable 2.3.2 Inversion with more than one variable 2.3.3 Well-posed and ill-posed problems 2.4 Measurement instruments 2.4.1 Active and passive instruments 2.4.2 Analogue and digital instruments 2.5 Measurement platforms 2.6 Measurement variables 2.7 General characteristics of measured data 2.8 Data logging 2.9 Quality assurance/quality control 3 In-situ measurements of state variables 3.1 Thermometers 3.1.1 Liquid-in-glass thermometers 3.1.2 Bimetal thermometers 3.1.3 Resistance thermometers, thermistors 3.1.4 Thermocouples, thermopiles 3.1.5 Sonic thermometry 3.1.6 Measurement of infrared radiation 3.1.7 Soil thermometer 3.1.8 Recommendations for temperature measurements 3.2 Measuring moisture 3.2.1 Hygrometer 3.2.2 Psychrometers 3.2.3 Dewpoint determination 3.2.4 Capacitive methods 3.2.5 Recommendations for humidity measurements 3.3 Pressure sensors 3.3.1 Barometers 3.3.2 Hypsometers 3.3.3 Electronic barometers 3.3.4 Microbarometer 3.3.5 Pressure balance 3.3.6 Recommendations for pressure measurements 3.4 Wind measurements 3.4.1 Estimation from visual observations 3.4.2 Wind direction 3.4.3 Cup anemometer 3.4.4 Pressure tube 3.4.5 Hot wire anemometer 3.4.6 Ultrasonic anemometer 3.4.7 Propeller anemometer 3.4.8 Recommendations for wind measurements 4 In-situ methods for observing liquid water and ice 4.1 Precipitation 4.1.1 Rain sensors (Present Weather Sensors) 4.1.2 Rain gauges (totalisators) 4.1.3 Pluviographs 4.1.4 Disdrometer 4.1.5 Special instruments for snow 4.1.6 Recommendations for precipitation measurements 4.2 Soil moisture 4.2.1 Gravimetric methods 4.2.2 Neutron probes 4.2.3 Time domain reflectrometry (TDR) 4.2.4 Tensiometers 4.2.5 Resistance block tensiometer 4.2.6 Recommendations for soil moisture measurements 5 In-situ measurement of trace substances 5.1 Measurement of trace gases 5.1.1 Physical methods 5.1.2 Chemical methods 5.1.3 Recommendations for the measurement of trace gases 5.2 Particle measurements 5.2.1 Determination of the particle mass 5.2.2 Measuring particle size distributions 5.2.3 Measurement of the chemical composition of particles 5.2.4 Measuring the particle structure 5.2.5 Saltiphon 5.2.6 Recommendations for particle measurements 5.3 Olfactometry 5.4 Radioactivity 5.4.1 Counter tubes 5.4.2 Scintillation counters 5.4.3 Recommendations for radioactivity monitoring 6 In-situ flux measurements 6.1 Measuring radiation 6.1.1 Measuring direct solar radiation 6.1.2 Measuring shortwave irradiance 6.1.3 Measuring longwave irradiance 6.1.4 Measuring the total irradiance 6.1.5 Measuring chill 6.1.6 Sunshine recorder 6.1.7 Recommendations for radiation measurements 6.2 Visual range 6.3 Micrometeorological flux measurements 6.3.1 Cuvettes 6.3.2 Surface chambers 6.3.3 Mass balance method 6.3.4 Inferential method 6.3.5 Gradient method 6.3.6 Bowen-ratio method 6.3.7 Flux variance method 6.3.8 Dissipation method 6.3.9 Eddy covariance method 6.3.10 Eddy accumulation methods 6.3.11 Disjunct eddy covariance method 6.3.12 Recommendations for the measurement of turbulent fluxes 6.4 Evaporation Atmometers 6.4.2 Lysimeters 6.4.3 Evaporation pans and tanks 6.4.4 Recommendations for evaporation measurements 6.5 Soil heat flux 6.6 Inverse emission flux modelling 7 Remote sensing methods 7.1 Basics of remote sensing 7.2 Active sounding methods 7.2.1 RADAR 7.2.2 Windprofilers 7.2.3 SODAR 7.2.4 RASS 7.2.5 LIDAR 7.2.6 Further LIDAR techniques 7.3 Active path-averaging methods 7.3.1 Scintillometers 7.3.2 FTIR 7.3.3 DOAS 7.3.4 Quantum cascade laser 7.4 Passive methods 7.4.1 Radiometers 7.4.2 Photometers 7.4.3 Infrared-Interferometer 7.5 Tomography 7.5.1 Simultaneous Iterative Reconstruction Technique 7.5.2 Algebraic Reconstruction Technique (ART) 7.5.3 Smooth Basis Function Minimization (SBFM) 8 Remote sensing of atmospheric state variables 8.1 Temperature 8.1.1 Near-surface temperatures 8.1.2 Temperature profiles 8.2 Gaseous humidity 8.2.1 Integral water vapour content 8.2.2 Vertical profiles 8.2.3 Large-scale humidity distribution 8.3 Wind and turbulence 8.3.1 Small-scale near-surface turbulence 8.3.2 Horizontal wind fields 8.3.3 Vertical wind profiles 8.3.4 Turbulence profiles 8.3.5 Cloud winds 8.3.6 Ionospheric winds 8.4 Mixing-layer heights 8.4.1 LIDAR 8.4.2 SODAR 8.5 Turbulent fluxes 8.6 Ionospheric electron densities 8.7 Recommendations for remote sensing of state variables 9 Remote sensing of water and ice 9.1 Precipitation 9.1.1 RADAR 9.1.2 Precipitation measurements from satellites 9.2 Clouds 9.2.1 Cloud base 9.2.2 Cloud cover 9.2.3 Cloud movement 9.2.4 Water content 9.3 Recommendations for remote sensing of liquid water and ice 10 Remote sensing of trace substances 10.1 Trace gases 10.1.1 Horizontal path-averaging methods 10.1.2 Vertical column densities 10.1.3 Sounding methods 10.2 Aerosols 10.2.1 Aerosol optical depths (AOD) 10.2.2 Sounding methods 10.3 Recommendations for remote sensing of trace substances 11 Remote sensing of surface properties 11.1 Properties of the solid surface 11.1.1 Surface roughness 11.1.2 Land surface temperature 11.1.3 Soil moisture 11.1.4 Vegetation 11.1.5 Snow and ice 11.1.6 Fires 11.2 Properties of the ocean surface 11.2.1 Altitudes of the sea surface 11.2.2 Wave heights 11.2.3 Sea surface temperature 11.2.4 Salinity 11.2.5 Ocean currents 11.2.6 Ice cover, size of ice floes 11.2.7 Algae and suspended sediment concentrations 12 Remote sensing of electrical phenomena 12.1 Spherics 12.1.1 Directional analyses 12.1.2 Distance analyses 12.2 Optical lightning detection 13 Outlook on new developments Literature Subject index Appendix: Technical guidelines and standards Index to the Appendix

Note: Contents: List of Contributors. - Preface. - Part I. Introduction: 1. Applications and uses of diatoms: prologue ; 2. The diatoms: a primer ; 3. Numerical methods for the analysis of diatom assemblage data ; Part II. Diatoms as indicators of environmental change in flowing waters and lakes: 4. Assessing environmental conditions in rivers and streams with diatoms ; 5. Diatoms as indicators of long-term environmental change in rivers, fluvial lakes and impoundments ; 6. Diatoms as indicators of surface-water acidity ; 7. Diatoms as indicators of lake eutrophication ; 8. Diatoms as indicators of environmental change in shallow lakes ; 9. Diatoms as indicators of water-level change in freshwater lakes ; 10. Diatoms as indicators of hydrologic and climatic change in saline lakes ; 11. Diatoms in ancient lakes ; Part III. Diatoms as Indicators in Arctic, Antarctic and alpine lacustrine environments: 12. Diatoms as indicators of environmental change in subarctic and alpine regions ; 13. Freshwater diatoms as indicators of environmental change in the High Arctic ; 14. Diatoms as indicators of environmental change in Antarctic and subantarctic freshwaters ; Part IV. Diatoms as indicators in marine and estuarine environments: 15. Diatoms and environmental change in large brackish-water ecosystems ; 16. Applied diatom studies in estuaries and shallow coastal environments ; 17. Estuarine paleoenvironmental reconstructions using diatoms ; 18. Diatoms on coral reefs and in tropical marine lakes ; 19. Diatoms as indicators of former sea levels, earthquakes, tsunamis and hurricanes ; 20. Marine diatoms as indicators of modern changes in oceanographic conditions ; 21. Holocene marine diatom records of environmental change ; 22. Diatoms as indicators of paleoceanographic events ; 23. Reconsidering the meaning of biogenic silica accumulation rates in the glacial Southern Ocean ; Part V. Other applications: 24. Diatoms of aerial habitats ; 25. Diatoms as indicators of environmental change in wetlands and peatlands ; 26. Tracking fish, seabirds, and wildlife population dynamics with diatoms and other limnological indicators ; 27. Diatoms and archaeology ; 28. Diatoms in oil and gas exploration ; 29. Forensic science and diatoms ; 30. Toxic marine diatoms ; 31. Diatoms as markers of atmospheric transport ; 32. Diatoms as nonnative species ; 33. Diatomite ; 34. Stable isotopes from diatom silica ; 35. Diatoms and nanotechnology: early history and imagined future as seen through patents ; Part IV. Conclusions: 36. Epilogue: a view to the future ; Glossary, acronyms, and abbreviations ; Index.

Note: Contents: 1 The origins of ACSYS / Victor Savtchenko. - PART I OBSERVATIONS: 2 Advances in Arctic atmospheric research / James E. Overland and Mark C. Serreze. - 3 Sea-ice observation: advances and challenges / Humfrey Melling. - 4 Observations in the ocean / Bert Rudels, Leif Anderson, Patrick Eriksson, Eberhard Fahrbach, Martin Jakobsson, E. Peter Jones, Humfrey Melling, Simon Prinsenberg, Ursula Schauer, and Tom Yao. - 5 Observed hydrological cycle / Hermann Mächel, Bruno Rudolf, Thomas Maurer, Stefan Hagemann, Reinhard Hagenbrock, Lev Kitaev, Eirik J. Førland, Vjacheslav Rasuvaev, and Ole Einar Tveito. - 6 Interaction with the global climate system / T. A. McClimans, G. V. Alekseev, O. M. Johannessen, and M. W. Miles. - PART II MODELLING: 7 Mesoscale modelling of the Arctic atmospheric boundary layer and its interaction with sea ice / Christof Lüpkes, Timo Vihma, Gerit Birnbaum, Silke Dierer, Thomas Garbrecht, Vladimir M. Gryanik, Micha Gryschka, Jörg Hartmann, Günther Heinemann, Lars Kaleschke, Siegfried Raasch, Hannu Savijärvi, K. Heinke Schlünzen, and Ulrike Wacker. - 8 Arctic regional climate models / K. Dethloff, A. Rinke, A. Lynch, W. Dorn, S. Saha, and D. Handorf. - 9 Progress in hydrological modeling over high latitudes: under arctic climate system study (ACSYS) / Dennis P. Lettenmaier and Fengge Su. - 10 Sea-ice-ocean modelling / Rüdiger Gerdes and Peter Lemke. - 11 Global climate models and 20th and 21st century Arctic climate change / Cecilia M. Bitz, Jeff K. Ridley, Marika Holland, and Howard Cattle. - 12 ACSYS: Scientific foundation for the climate and cryosphere (CliC) project / Konrad Steffen, Daqing Yang, Vladimir Ryabinin, and Ghassem Asrar.

Note: CONTENTS PREFACE PREFACE TO THE SECOND EDITION ACKNOWLEDGEMENTS PART ONE GLACIERS 1 INTRODUCTION 1.1 Glacier systems 1.1.1 Mass balance 1.1.2 Meltwater 1.1.3 Glacier motion 1.1.4 Glaciers and sea-level change 1.1.5 Erosion and debris transport 1.1.6 Glacial sediments, landforms and landscapes 1.2 Glacier morphology 1.2.1 Ice sheets and ice caps 1.2.2 Glaciers constrained by topography 1.2.3 Ice shelves 1.3 Present distribution of glaciers 1.3.1 Influence of latitude and altitude 1.3.2 Influence of aspect, relief and distance from a moisture source 1.4 Past distribution of glaciers 1.4.1 'Icehouse' and 'greenhouse' worlds 1.4.2 Cenozoic glaciation 2 SNOW, ICE AND CLIMATE 2.1 Introduction 2.2 Surface energy balance 2.2.1 Changes of state and temperature 2.2.2 Shortwave radiation 2.2.3 Longwave radiation 2.2.4 Sensible and latent heat: turbulent fluxes 2.2.5 Energy supplied by rain 2.2.6 Why is glacier ice blue? 2.3 Ice temperature 2.3.1 The melting point of ice 2.3.2 Controls on ice temperature 2.3.3 Thermal structure of glaciers and ice sheets 2.4 Processes of accumulation and ablation 2.4.1 Snow and ice accumulation 2.4.2 Transformation of snow to ice 2.4.3 Melting of snow and ice 2.4.4 Sublimation and evaporation 2.4.5 The influence of debris cover 2.5 Mass balance 2.5.1 Definitions 2.5.2 Measurement of mass balance 2.5.3 Annual mass balance cycles 2.5.4 Mass balance gradients 2.5.5 The equilibrium line 2.5.6 Glaciation levels or glaciation thresholds 2.5.7 Glacier sensitivity to climate change 2.6 Glacier-climate interactions 2.6.1 Effects of glaciers and ice sheets on the atmosphere 2.7 Ice cores 2.7.1 Ice coring programmes 2.7.2 Stable isotopes 2.7.3 Ancient atmospheres: the gas content of glacier ice 2.7.4 Solutes and particulates 3 GLACIER HYDROLOGY 3.1 Introduction 3.2 Basic concepts 3.2.1 Water sources and routing 3.2.2 Hydraulic potential 3.2.3 Resistance to flow 3.2.4 Channel wall processes: melting, freezing and ice deformation 3.3 Supraglacial and englacial drainage 3.3.1 Supraglacial water storage and drainage 3.3.2 Englacial drainage 3.4 Subglacial drainage 3.4.1 Subglacial channels 3.4.2 Water films 3.4.3 Linked cavity systems 3.4.4 Groundwater flow 3.4.5 Water at the ice-sediment interface 3.5 Glacial hydrological systems 3.5.1 Temperate glaciers 3.5.2 Polythermal glaciers 3.5.3 Modelling glacial hydrological systems 3.6 Proglacial runoff 3.6.1 Seasonal and shorter-term cycles 3.6.2 Runoff and climate change 3.7 Glacial lakes and outburst floods 3.7.1 Introduction 3.7.2 Moraine-dammed lakes 3.7.3 Ice-dammed lakes 3.7.4 Icelandic subglacial lakes 3.7.5 Estimating GLOF magnitudes 3.8 Life in glaciers 3.8.1 Supraglacial ecosystems 3.8.2 Subglacial ecosystems 3.9 Glacier hydrochemistry 3.9.1 Overview 3.9.2 Snow chemistry 3.9.3 Chemical weathering processes 3.9.4 Subglacial chemical weathering 3.9.5 Proglacial environments 3.9.6 Rates of chemical erosion 4 PROCESSES OF GLACIER MOTION 4.1 Introduction 4.2 Stress and strain 4.2.1 Stress 4.2.2 Strain 4.2.3 Rheology: stress-strain relationships 4.2.4 Force balance in glaciers 4.3 Deformation of ice 4.3.1 Glen's Flow Law 4.3.2 Crystal fabric, impurities and water content 4.3.3 Ice creep velocities 4.4 Sliding 4.4.1 Frozen beds 4.4.2 Sliding of wet-based ice 4.4.3 Glacier-bed friction 4.4.4 The role of water 4.5 Deformable beds 4.5.1 The Boulton-Hindmarsh model 4.5.2 Laboratory testing of subglacial tills 4.5.3 Direct observations of deformable glacier beds 4.5.4 Rheology of subglacial till 4.6 Rates of basal motion 4.6.1 'Sliding laws' 4.6.2 Local and non-local controls on ice velocity 4.7 Crevasses and other structures: strain made visible 4.7.1 Crevasses 4.7.2 Crevasse patterns 4.7.3 Layering, foliation and related structures 5 GLACIER DYNAMICS 5.1 Introduction 5.2 Understanding glacier dynamics 5.2.1 Balance velocities 5.2.2 Deviations from the balance velocity 5.2.3 Changes in ice thickness: continuity 5.2.4 Thermodynamics 5.3 Glacier models 5.3.1 Overview 5.3.2 Equilibrium glacier profiles 5.3.3 Time-evolving glacier models 5.4 Dynamics of valley glaciers 5.4.1 Intra-annual velocity variations 5.4.2 Multi-annual variations 5.5 Calving glaciers 5.5.1 Flow of calving glaciers 5.5.2 Calving processes 5.5.3 'Calving laws' 5.5.4 Advance and retreat of calving glaciers 5.6 Ice shelves 5.6.1 Mass balance of k e shelves 5.6.2 Flow of ice shelves 5.6.3 Ice shelf break-up 5.7 Glacier surges 5.7.1 Overview 5.7.2 Distribution of surging glaciers 5.7.3 Temperate glacier surges 5.7.4 Polythermal surging glaciers 5.7.5 Surge mechanisms 6 THE GREENLAND AND ANTARCTIC ICE SHEETS 6.1 Introduction 6.2 The Greenland Ice Sheet 6.2.1 Overview 6.2.2 Climate and surface mass balance 6.2.3 Ice sheet flow 6.2.4 Ice streams and outlet glaciers 6.3 The Antarctic Ice Sheet 6.3.1 Overview 6.3.2 Climate and mass balance 6.3.3 Flow of inland ice 6.3.4 Ice streams 6.3.5 Hydrology and subglacial lakes 6.3.6 Ice stream stagnation and reactivation 6.3.7 Stability of the West Antarctic Ice Sheet 7 GLACIERS AND SEA LEVEL CHANGE 7.1 Introduction 7.2 Causes of sea-level change 7.2.1 Overview 7.2.2 Glacio-eustasy and global ice volume 7.2.3 Glacio-isostasy and ice sheet loading 7.3 Sea-level change over glacial-interglacial cycles 7.3.1 Ice sheet fluctuations and eustatic sea-level change 7.3.2 Sea-level histories in glaciated regions 7.4 Glaciers and recent sea-level change 7.4.1 Recorded sea-level change 7.4.2 Global glacier mass balance 7.5 Future sea-level change 7.5.1 IPCC climate and sea-level projections 7.5.2 Predicting the glacial contribution to sea-level change PART TWO GLACIATION 8 EROSIONAL PROCESSES, FORMS AND LANDSCAPES 8.1 Introduction 8.2 Subglacial erosion 8.2.1 Rock fracture: general principles 8.2.2 Abrasion 8.2,3 Quarrying 8.2.4 Erosion beneath cold ice 8.2.5 Erosion of soft beds 8.3 Small-scale erosional forms 8.3.1 Striae and polished surfaces 8.3.2 Rat tails 8.3.3 Chattermarks, gouges and fractures 8.3.4 P-forms 8.4 Intermediate-scale erosional forms 8.4.1 Roches moutonnees 8.4.2 Whalebacks and rock drumlins 8.4.3 Crag and tails 8.4.4 Channels 8.5 Large-scale erosional landforms 8.5.1 Rock basins and overdeepenings 8.5.2 Basins and overdeepenings in soft sediments 8.5.3 Troughs and fjords 8.5.4 Cirques 8.5.5 Strandflats 8.6 Landscapes of glacial erosion 8.6.1 Areal scouring 8.6.2 Selective linear erosion 8.6.3 Landscapes of little or no glacial erosion 8.6.4 Alpine landscapes 8.6.5 Cirque landscapes 8.6.6 Continent-scale patterns of erosion 9 DEBRIS ENTRAPMENT AND TRANSPORT 9.1 Introduction 9.2 Approaches to the study of glacial sediments 9.2.1 The glacial debris cascade 9.2.2 Spatial hierarchies of sediments and landforms 9.3 Glacial debris entrainment 9.3.1 Supraglacial debris entrainment 9.3.2 Incorporation of debris into basal ice 9.4 Debris transport and release 9.4.1 Subglacial transport 9.4.2 High-level debris transport 9.4.3 Glacifluvial transport 9.5 Effects of transport on debris 9.5.1 Granulometry 9.5.2 Clast morphology 9.5.3 Particle micromorphology 10 GLACIGENIC SEDIMENTS AND DEPOSITIONAL PROCESSES 10.1 Introduction 10.2 Sediment description and classification 10.2.1 Sediment description 10.2.2 Deformation structures 10.2.3 Primary and secondary deposits 10.3 Primary glacigenic deposits (till) 10.3.1 Overview 10.3.2 Processes of subglacial till formation 10.3.3 Glacitectonite 10.3.4 Subglacial traction till 10.4 Glacifluvial deposits 10.4.1 Terminology and classification of glacifluvial sediments 10.4.2 Plane bed deposits 10.4.3 Ripple cross-laminated facies 10.4.4 Dunes 10.4.5 Antidunes 10.4.6 Scour and minor channel fills 10.4.7 Gravel sheets 10.4.8 Silt and mud drapes 10.4.9 Hyperconcentrated flow deposits 10.5 Gravitational mass movement deposits and syn-sedimentary deformation structures 10.5.1 Overview 10.5.2 Fall deposits 10.5.3 Slide and slump deposits 10.5.4 Debris (sediment-gravity) flow deposits 10.5.5