ALBERT

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 Preface Ackowledgements 1 Introduction 1.1 Definition and extent 1.2 The role of the cryosphere in the climate system 1.3 The organization of cryospheric observations and research 1.4 Remote sensing of the cryosphere Part I The terrestrial cryosphere 2A Snowfall and snow cover 2.1 History 2.2 Snow formation 2.3 Snow cover 2.4 Snow cover modeling in land surface schemes of GCMs 2.5 Snow interception by the canopy 2.6 Sublimation 2.7 Snow metamorphism 2.8 In situ measurements of snow 2.9 Remote sensing of snowpack properties and snow-cover area 2.10 Snowmelt modeling 2.11 Recent observed snow cover changes 2B Avalanches 2.12 History 2.13 Avalanche characteristics 2.14 Avalanche models 2.15 Trends' in avalanchf:' conditions 3 Glaciers and ice caps 3.1 History 3.2 Definitions 3.3 Glacier characteristics 3.4 Mass balance 3.5 Remote sensing 3.6 Glacier flow and flowlines 3.7 Scaling 3.8 Glacier modeling 3.9 Ice caps 3.10 Glacier hydrology 3.11 Changes in glaciers and ice caps 4 Ice sheets 4.1 History of exploration 4.2 Mass balance 4.3 Remote sensing 4.4 Mechanisms of ice sheet changes 4.5 The Greenland Ice Sheet 4.6 Antarctica 4.7 Overall ice sheet changes 4.8 Ice sheet models 4.9 Ice sheet and ice shelf interaction 4.10 Ice sheet contributions to sea level change 5 Frozen ground and permafrost 5.1 History 5.2 Frozen ground definitions and extent 5.3 Thermal relationships 5.4 Vertical characteristics of permafrost 5.5 Remote sensing 5.6 Ground ice 5.7 Permafrost models 5.8 Geomorphological features associated with permafrost 5.9 Changes in permafrost and soil freezing 6 Freshwater ice 6.1 History 6.2 Lake ice 6.3 Changes in lake ice cover 6.4 River ice 6.5 Trends in river ice cover 6.6 Icings Part II The marine cryosphere 7 Sea ice 7.1 History 7.2 Sea ice characteristics 7.3 Ice drift and ocean circulation 7.4 Sea ice models 7.5 Leads, polynyas, and pressure ridges 7.6 Ice thickness 7.7 Trends in sea ice extent and thickness 8 Ice shelves and icebergs 8.1 History 8.2 Ice shelves 8.3 Ice streams 8.4 Conditions beneath ice shelves 8.5 Ice shelf buttressing 8.6 Icebergs 8.7 Ice islands Part Ill The cryosphere past and future 9 The cryosphere in the past 9.1 Introduction 9.2 Snowball Earth and ice-free Cretaceous 9.3 Phanerozoic glaciations 9.4 Late Cenozoic polar glaciations 9.5 The Quaternary 9.6 The Holocene 10 The future cryosphere: impacts of global warming 10.1 Introduction 10.2 General observations 10.3 Recent cryospheric changes 10.4 Climate projections 10.5 Projected changes to Northern Hemisphere snow cover 10.6 Projected changes in land ice 10.7 Projected permafrost changes 10.8 Projected changes in freshwater ice 10.9 Projected sea ice changes Part IV Applications 11 Applications of snow and ice research 11.1 Snowfall 11.2 Freezing precipitation 11.3 Avalanches 11.4 Ice avalanches 11.5 Winter sports industry 11.6 Water resources 11.7 Hydropower 11.8 Snow melt floods 11.9 Freshwater ice 11.10 Ice roads 11.11 Sea ice 11.12 Glaciers and ice sheets 11.13 Icebergs 11.14 Permafrost and ground ice I 1.15 Seasonal ground freezing Glossary References Index

Note: Contents: Contributors. - Preface. - Introduction and Scientific Background / J.C.R. Hunt, J. Norbury and I. Roulstone. - 1. A view of the equations of meteorological dynamics and various approximations / A. A. White. - 2. Extended-geostrophic Euler-Poincare models for mesoscale oceanographic flow / J. S. Allen, D. D. Holm and P. A. Newberger. - 3. Fast singular oscillating limits of stably-stratified 3D Euler and Navier-Stokes equations and ageostrophic wave fronts / A. Babin, A. Mahalov and B. Nicolaenko. - 4. New mathematical developments in atmosphere and ocean dynamics, and their application to computer simulations / M. J. P. Cullen. - 5. Rearrangements of functions with applications to meteorology and ideal fluid flow / R. J. Douglas. - 6. Statistical methods in atmospheric dynamics: probability metrics and discrepancy measures as a means of defining balance / S. Baigent and J. Norbury.

Note: Contents Preface Part 1 Mathematical tools M 1 Algebra of vectors M 1.1 Basic concepts and definitions M 1.2 Reference frames M 1.3 Vector multiplication M 1.4 Reciprocal coordinate systems M 1.5 Vector representations M 1.6 Products of vectors in general coordinate systems M 1.7 Problems M 2 Vector functions M 2.1 Basic definitions and operations M 2.2 Special dyadics M 2.3 Principal-axis transformation of symmetric tensors M 2.4 Invariants of a dyadic M 2.5 Tensor algebra M 2.6 Problems M 3 Differential relations M 3.1 Differentiation of extensive functions M 3.2 The Hamilton operator in generalized coordinate systems M 3.3 The spatial derivative of the basis vectors M 3.4 Differential invariants in generalized coordinate systems M 3.5 Additional applications M 3.6 Problems M 4 Coordinate transformations M 4.1 Transformation relations of time-independent coordinate systems M 4.2 Transformation relations of time-dependent coordinate systems M 4.3 Problems M 5 The method of covariant differentiation M 5.1 Spatial differentiation of vectors and dyadics M 5.2 Time differentiation of vectors and dyadics M 5.3 The local dyadic of vP M 5.4 Problems M 6 Integral operations M 6.1 Curves, surfaces, and volumes in the general qi system M 6.2 Line integrals, surface integrals, and volume integrals M 6.3 Integral theorems M 6.4 Fluid lines, surfaces, and volumes M 6.5 Time differentiation of fluid integrals M 6.6 The general form of the budget equation M 6.7 Gauss' theorem and the Dirac delta function M 6.8 Solution of Poisson's differential equation M 6.9 Appendix: Remarks on Euclidian and Riemannian spaces M 6.10 Problems M 7 Introduction to the concepts of nonlinear dynamics M 7.1 One-dimensional flow M 7.2 Two-dimensional flow Part 2 Dynamics of the atmosphere 1 The laws of atmospheric motion 1.1 The equation of absolute motion 1.2 The energy budget in the absolute reference system 1.3 The geographical coordinate system 1.4 The equation of relative motion 1.5 The energy budget of the general relative system 1.6 The decomposition of the equation of motion 1.7 Problems 2 Scale analysis 2.1 An outline of the method 2.2 Practical formulation of the dimensionless flow numbers 2.3 Scale analysis of large-scale frictionless motion 2.4 The geostrophic wind and the Euier wind 2.5 The equation of motion on a tangential plane 2.6 Problems 3 The material and the local description of flow 3.1 The description of Lagrange 3.2 Lagrange's version of the continuity equation 3.3 An example of the use of Lagrangian coordinates 3.4 The local description of Euler 3.5 Transformation from the Eulerian to the Lagrangian system 3.6 Problems 4 Atmospheric flow fields 4.1 The velocity dyadic 4.2 The deformation of the continuum 4.3 Individual changes with time of geometric fluid configurations 4.4 Problems 5 The Navier-Stokes stress tensor 5.1 The general stress tensor 5.2 Equilibrium conditions in the stress field 5.3 Symmetry of the stress tensor 5.4 The frictional stress tensor and the deformation dyadic 5.5 Problems 6 The Helmholtz theorem 6.1 The three-dimensional Helmholtz theorem 6.2 The two-dimensional Helmholtz theorem 6.3 Problems 7 Kinematics of two-dimensional flow 7.1 Atmospheric flow fields 7.2 Two-dimensional streamlines and normals 7.3 Streamlines in a drifting coordinate system 7.4 Problems 8 Natural coordinates 8.1 Introduction 8.2 Differential definitions of the coordinate lines 8.3 Metric relationships 8.4 Blaton's equation 8.5 Individual and local time derivatives of the velocity 8.6 Differential invariants 8.7 The equation of motion for frictionless horizontal flow 8.8 The gradient wind relation 8.9 Problems 9 Boundary surfaces and boundary conditions 9.1 Introduction 9.2 Differential operations at discontinuity surfaces 9.3 Particle invariance at boundary surfaces, displacement velocities 9.4 The kinematic boundary-surface condition 9.5 The dynamic boundary-surface condition 9.6 The zeroth-order discontinuity surface 9.7 An example of a first-order discontinuity surface 9.8 Problems 10 Circulation and vorticity theorems 10.1 ErteFs form of the continuity equation 10.2 The baroclinic Weber transformation 10.3 The baroclinic Ertel-Rossby invariant 10.4 Circulation and vorticity theorems for frictionless baroclinic flow 10.5 Circulation and vorticity theorems for frictionless barotropic flow 10.6 Problems 11 Turbulent systems 11.1 Simple averages and fluctuations 11.2 Weighted averages and fluctuations 11.3 Averaging the individual time derivative and the budget operator 11.4 Integral means 11.5 Budget equations of the turbulent system 11.6 The energy budget of the turbulent system 11.7 Diagnostic and prognostic equations of turbulent systems 11.8 Production of entropy in the microturbulent system 11.9 Problems 12 An excursion into spectral turbulence theory 12.1 Fourier Representation of the continuity equation and the equation of motion 12.2 The budget equation for the amplitude of the kinetic energy 12.3 Isotropie conditions, the transition to the continuous wavenumber space 12.4 The Heisenberg spectrum 12.5 Relations for the Heisenberg exchange coefficient 12.6 A prognostic equation for the exchange coefficient 12.7 Concluding remarks on closure procedures 12.8 Problems 13 The atmospheric boundary layer 13.1 Introduction 13.2 Prandtl-layer theory 13.3 The Monin-Obukhov similarity theory of the neutral Prandtl layer 13.4 The Monin-Obukhov similarity theory of the diabatic Prandtl layer 13.5 Application of the Prandtl-layer theory in numerical prognostic models 13.6 The fluxes, the dissipation of energy, and the exchange coefficients 13.7 The interface condition at the earth's surface 13.8 The Ekman layer - the classical approach 13.9 The composite Ekman layer 13.10 Ekman pumping 13.11 Appendix A: Dimensional analysis 13.12 Appendix B: The mixing length 13.13 Problems 14 Wave motion in the atmosphere 14.1 The representation of waves 14.2 The group velocity 14.3 Perturbation theory 14.4 Pure sound waves 14.5 Sound waves and gravity waves 14.6 Lamb waves 14.7 Lee waves 14.8 Propagation of energy 14.9 External gravity waves 14.10 Internal gravity waves 14.11 Nonlinear waves in the atmosphere 14.12 Problems 15 The barotropic model 15.1 The basic assumptions of the barotropic model 15.2 The tinfiltered barotropic prediction model 15.3 The filtered barotropic model 15.4 Barotropic instability 15.5 The mechanism of barotropic development 15.6 Appendix 15.7 Problems 16 Rossby waves 16.1 One-and two-dimensional Rossby waves 16.2 Three-dimensional Rossby waves 16.3 Normal-mode considerations 16.4 Energy transport by Rossby waves 16.5 The influence of friction on the stationary Rossby wave 16.6 Barotropic equatorial waves 16.7 The principle of geostrophic adjustment 16.8 Appendix 16.9 Problems 17 Inertial and dynamic stability 17.1 Inertial motion in a horizontally homogeneous pressure field 17.2 Inertial motion in a homogeneous geostrophic wind field 17.3 Inertial motion in a geostrophic shear wind field 17.4 Derivation of the stability criteria in the geostrophic wind field 17.5 Sectorial stability and instability 17.6 Sectorial stability for normal atmospheric conditions 17.7 Sectorial stability and instability with permanent adaptation 17.8 Problems 18 The equation of motion in general coordinate systems 18.1 Introduction 18.2 The covariant equation of motion in general coordinate systems 18.3 The contravariant equation of motion in general 18.4 The equation of motion in orthogonal coordinate systems 18.5 Lagrange's equation of motion 18.6 Hamilton's equation of motion 18.7 Appendix 18.8 Problems 19 The geographical coordinate systems 19.1 The equation of motion 19.2 Application of Lagrange's equation of motion 19.3 The first metric simplification 19.4 The coordinate simplification 19.5 The continuity equation 19.6 Problems 20 The stereographic coordinate system 20.1 The stereographic projection 20.2 Metric forms in stereographic coordinates 20.

Note: Contents: Foreword. - Preface. - Summary for Policymakers. - Technical Summary. - 1 The Climate System: an Overview. - 2 Observed Climate Variability and Change. - 3 The Carbon Cycle and Atmospheric Carbon Dioxide. - 4 Atmospheric Chemistry and Greenhouse Gases. - 5 Aerosols, their Direct and Indirect Effects. - 6 Radiative Forcing of Climate Change. - 7 Physical Climate Processes and Feedbacks. - 8 Model Evaluation. - 9 Projections of Future Climate Change. - 10 Regional Climate Information - Evaluation and Projections. - 11 Changes in Sea Level. - 12 Detection of Climate Change and Attribution of Causes. - 13 Climate Scenario Development. - 14 Advancing Our Understanding. - Appendix I Glossary. - Appendix II SRES Tables. - Appendix Ill Contributors to the IPCC WGI Third Assessment Report. - Appendix IV Reviewers of the IPCC WGI Third Assessment Report. - Appendix V Acronyms and Abbreviations. - Appendix VI Units. - Appendix VII Some Chemical Symbols used in this Report. - Appendix VIII Index.