ALBERT

Note: Contents 1. Introductory Remarks on Remote Sensing / E. SCHANDA 1.1 Application Areas of Remote Sensing 1.2 Sensing Systems 1.3 Remote Sensing and Spectral Constraints 2. Aerospace Photography / A. E. SALERNO 2.1 Introduction 2.2 Characteristics of Photographic Process 2.2.1 Sensitometry General 2.2.2 The Characteristic Curve 2.2.3 Development Control 2.2.4 Exposure Control 2.2.5 Film Speed 2.2.6 Reciprocity Law Anomalies 2.2.7 Density Measurement 2.2.8 Measurement of Color 2.2.9 Tone Reproduction Theory 2.2.10 Spectral Sensitivity 2.2.11 Resolution 2.2.12 Granularity 2.2.13 Dimensional Stability and Mechanical Properties 2.3 Cameras and Films 2.3.1 Cameras (General) 2.3.2 Aerial Cameras — Common Features 2.3.3 Optical System 2.3.4 Calibration 2.3.5 Image Motion 2.3.6 Hand Held Cameras 2.3.7 Special Cameras 2.3.8 Film (General) 2.3.9 Aerial Photographic Materials 2.3.10 Black-and-White Camera Films 2.3.11 Color Camera Films 2.4 Photographic Attributes of Earth Sciences 2.4.1 Agriculture 2.4.2 Geography and Geology 2.4.3 Hydrology and Oceanography 2.4.4 Anomalies, Atmospheric 2.4.5 Factors Affecting the Photo Image 2.4.6 Image Formation on Color Film 2.4.7 Processing of Color Film 2.4.8 Photo Systems, Choice 2.4.9 Image Enhancement Procedure Bibliography 3. Infrared Sensing Methods / P. W. SCHAPER 3.1 Introduction 3.2 The Infrared Radiation Field 3.3 Fundamentals of Measurement 3.4 Methods of Measurement 3.4.1 The Single Element Radiometer 3.4.2 Imaging Radiometers 3.4.3 Multi Wavelength Channel Radiometers 3.4.4 Spectrometers 3.4.5 Interferometers 3.5 Applications 3.6 Data Interpretation Error Sources 3.7 Expectations of the Near Future References 4. Laser Applications in Remote Sensing / R.T.H. COLLIS and P. B. RUSSELL 4.1 Introduction 4.1.1 Scope and Definitions 4.1.2 Technical Approaches 4.2 Fundamentals of Physical Processes Involved 4.2.1 Specular Reflection and Elastic (Non-resonant) Scattering 4.2.2 Inelastic and Resonant Scattering 4.2.3 Resonant Absorption 4.2.4 Doppler Effects 4.2.5 Polarization 4.3 Instrumentation 4.3.1 System Concepts 4.3.2 System Configuration 4.3.3 Lasers 4.3.4 Photodetection 4.3.5 Eye Safety 4.3.6 Viewpoint of Remote Sensing 4.4 Applications 4.4.1 General 4.4.2 Backscattering Techniques - Non-resonant Elastic Scattering 4.4.3 Inelastic and Resonant Backscattering 4.4.4 Resonant Absorption 4.4.5 Doppler Techniques 4.4.6 Polarization References 5. Radar Methods / G.P. DE LOOR 5.1 General Aspects 5.1.1 Introduction 5.1.2 Resolution 5.1.3 Image Build-up; Flight Procedure 5.1.4 Parallax 5.1.5 Image Correction 5.1.6 Registration of the Radar Signals 5.2 Backgrounds 5.2.1 Introduction 5.2.2 The Radar Equation 5.2.3 Ground Returns 5.3 Applications 5.3.1 Introduction 5.3.2 Geography 5.3.3 Geology 5.3.4 Vegetation Studies 5.3.5 Sea, Coastal and Oceanographic Studies 5.4 Conclusion References 6. Passive Microwave Sensing / E. SCHANDA 6.1 Principles of Passive Microwave Remote Sensing 6.1.1 Physical Fundamentals of Microwave Radiometry 6.1.2 Semitransparent Media 6.1.3 The Effects of the Atmosphere 6.2 Instrumental Aspects of Microwave Radiometry 6.2.1 The Sensitivity of a Microwave Radiometer 6.2.2 Other Types of Radiometers 6.2.3 Angular Resolution and Range of Passive Microwave Sensing 6.2.4 Realisations of Microwave Radiometers 6.3 Emissive Properties of Materials on the Surface of the Earth 6.3.1 Plane Surfaces of Homogeneous Materials 6.3.2 Heterogeneous Media 6.3.3 Rough Surfaces 6.3.4 Various Investigations on Emissivities 6.4 Remote Determination of Atmospheric Constituents by Their Micro-wave Spectra 6.4.1 The Absorption Coefficients of the Line Spectra 6.4.2 Determinations of Height Profiles 6.5 Passive Microwave Remote Sensing of Water, Ice and Snow 6.5.1 Investigations of Water Surfaces 6.5.2 Investigations of Ice and Snow 6.6 Investigations of the Soil, Vegetation and Geological Features 6.7 Investigations of the Atmosphere and of Meteorological Features 6.7.1 Sounding of Atmospheric Constituents from Molecular Line Radiation 6.7.2 Observation of Meteorological Features References 7. Applications of Gamma Radiation in Remote Sensing / R.L. GRASTY 7.1 The Natural Gamma-radiation Field 7.2 Gamma-ray Detector Systems 7.3 Operational Procedures 7.3.1 Background Radiation 7.3.2 Height Correction 7.3.3 Calibration and Spectral Stripping 7.4 Applications 7.4.1 Mineral Exploration 7.4.2 Geological Mapping 7.4.3 Water-equivalent Snow Measurements 7.4.4 Soil Moisture Measurement 7.4.5 Monitoring Nuclear Facilities 7.5 Future Prospects References 8. Sonar Methods / D.J. CREASEY 8.1 Introduction 8.2 Propagation of Acoustic Energy 8.2.1 General 8.2.2 Absorption Losses in Water 8.2.3 Beam Bending in Water 8.2.4 Propagation in Air 8.3 The Sonar Equation 8.3.1 Transducers and Arrays 8.3.2 Noise and Reverberation 8.3.3 Signal to Noise Ratio and Signal to Reverberation Ratio 8.3.4 Interference Signals in Air 8.4 Factors Affecting Resolution in a Sonar System 8.4.1 General 8.4.2 Range Resolution 8.4.3 Bearing Resolution 8.4.4 Doppler Effect in Sonar 8.5 Applications 8.5.1 Echo Sounding 8.5.2 Sonars with Fixed Beams 8.5.3 Mechanically Rotated Sonar Array Systems 8.5.4 Side-scan Sonars 8.5.5 Sub-bottom Profiling Systems 8.5.6 Sonars with Sectors Scanned Electronically 8.5.7 Remote Sensing Application of Sonar in Air References 9. Digital Picture Processing / PH. HARTL 9.1 Introduction 9.1.1 General Remarks 9.1.2 Relation between Image and Real Scene 9.1.3 Enhancement and Filtering 9.2 The Elements of an Image Data Processing and Analysis System 9.2.1 Data Acquisition Subsystem 9.2.2 Data Handling Subsystem 9.2.3 Data Preprocessing Subsystem 9.2.4 Data Storage and Retrieval Subsystem 9.3 Geometric Corrections 9.3.1 Linear Transformations 9.3.2 Quadratic and Higher Order Transformations 9.3.3 Reference Marks 9.3.4 Image Gridding 9.3.5 Image Registration 9.3.6 Geometric Correction Concepts 9.4 Image Enhancement and Filtering Processes 9.4.1 Enhancement Processes 9.4.2 Image Smoothing 9.4.3 Image Sharpening 9.4.4 Matched Filters 9.4.5 Ratio Mapping and Generalization of Image Combination Procedures 9.4.6 Pseudocolor Transformation 9.5 Feature Extraction and Classification 9.5.1 Spectral Features 9.5.2 Spatial Features 9.5.3 The Decision Process 9.5.4 The Decision Criteria 9.5.5 Unsupervised Classification 9.5.6 Recognizing of Bridges, Rivers, Lakes, and Islands 9.6 Appendix 1: The Image Signal in Spatial and Frequency Domain 9.6.1 Signals in the Spatial Domain 9.6.2 Signals in the Frequency Domain 9.7 Appendix 2: Numerical Example for Texture-context Features References Subject Index Color Plates

Note: Contents: I: Introduction ; II: Climate Change Impacts on Major Cotton Production Regions ; III: Climate Change Impacts on Cotton Growth and Production ; IV: Management Approaches to Adapt to Impacts of Climate Change ; V: Role of Research in Modern Cotton Systems Adapting to Climate Change ; VI: Conclusion

Note: Contents: 1 Global Distribution of Lakes / M. MEYBECK. - 1 Introduction. - 2 Background Material and Approaches to Global Lake Census. - 2.1 Data Used. - 2.2 Approaches to Global Lake Census. - 3 General Laws of Lake Distribution. - 3.1 Lake Density . - 3.2 Limnic Ratio. - 4 Distribution of Lakes of Tectonic Origin. - 5 Lakes of Glacial Origin. - 5.1 Lake Densities. - 5.2 Global Deglaciated Area. - 5.3 Total Number of Glacial Lakes. - 6 Fluvial Lakes. - 7 Global Distribution of Crater Lakes. - 8 Global Distribution of Saline Lakes. - 8.1 Coastal Lagoons. - 8.2 Salinized Lakes due to Evaporation. - 9 Global Lake Distribution. - 9.1 Extrapolation Approach. - 9.2 Lake Type Approach. - 9.3 Climatic Typology Approach. - 9.4 Lake Distribution in Endorheic Areas. - 9.5 Global Dissolved Salt Distribution in Lakes. - 10 Major Changes in Global Lake Distribution in the Geological Past. - 10.1 Lake Ages. - 10.2 Historical Changes. - 10.3 Postglacial Changes. - 11 Discussion and Conclusions. - References. - 2 Hydrological Processes and the Water Budget of Lakes / T. C. WINTER. - 1 Introduction. - 2 Hydrological System with Regard to Lakes. - 2.1 Interaction of Lakes with Atmospheric Water. - 2.2 Interaction of Lakes with Surface Water. - 2.3 Interaction of Lakes with Subsurface Water. - 2.4 Change in Lake Volume. - 3 Summary. - References. - 3 Hydrological and Thermal Response of Lakes to Climate: Description and Modeling / S. W. HOSTETLER. - 1 Introduction. - 2 Hydrological Response. - 3 The Hydrological Budget. - 4 Hydrological Models. - 5 Thermal Response. - 5.1 Energy Budget and Energy Budget Models. - 5.2 Models and Modeling. - 6 Use of Models to Link Lakes with Climate Change. - 7 Input Data Sets. - 8 Sample Applications. - 9 Summary. - References. - 4 Mixing Mechanisms in Lakes / D. M. IMBODEN and A. WÜEST. - 1 Transport and Mixing. - 2 Lakes as Physical Systems. - 3 Fluid Dynamics: Mathematical Description of Advection and Diffusion. - 3.1 Equations of Fluid Motion. - 3.2 Turbulence, Reynolds' Stress, and Eddy Diffusion. - 3.3 Vertical Momentum Equation. - 3.4 Nonlocal Diffusion and Transilient Mixing. - 4 Density and Stability of Water Column. - 4.1 Equation of State of Water. - 4.2 Potential Temperature and Local Vertical Stability. - 5 Energy Fluxes: Driving Forces Behind Transport and Mixing. - 5.1 Thermal Energy. - 5.2 Potential Energy. - 5.3 Kinetic Energy. - 5.4 Turbulent Kinetic Energy Balance in Stratified Water. - 5.5 Internal Turbulent Energy Fluxes: Turbulence Cascade. - 6 Mixing Processes in Lakes. - 6.1 Waves and Mixing. - 6.2 Mixing in the Surface Layer. - 6.3 Diapycnal Mixing. - 6.4 Boundary Mixing. - 6.5 Double Diffusion. - 6.6 Isopycnal Mixing. - 7 Mixing and Its Ecological Relevance. - 7.1 Time Scales of Mixing. - 7.2 Reactive Species and Patchiness. - 7.3 Mixing and Growth: The Search for an Ecological Steering Factor. - References. - 5 Stable Isotopes of Fresh and Saline Lakes / J. R. GAT. - 1 Introduction. - 1.1 Isotope Separatio During Evaporation. - 2 Small-Area Lakes. - 2.1 Seasonal and Annual Changes. - 2.2 Deep Freshwater Lakes. - 2.3 Transient Surface-Water Bodies. - 3 Interactive and Feedback Systems. - 3.1 Network of Surface-Water Bodies. - 3.2 Recycling of Reevaporated Moisture into the Atmosphere. - 3.3 Large Lakes. - 3.4 Large-Area Lakes with Restricted Circulation. - 4 Saline Lakes. - 4.1 Isotope Hydrology of Large Salt Lakes. - 4.2 Ephemeral Salt Lakes and Sabkhas. - 5 Isotopie Paleolimnology. - 6 Conclusions: From Lakes to Oceans. - References. - 6 Exchange of Chemicals Between the Atmosphere and Lakes / P. VLAHOS, D. MACKAY, S. J. EISENREICH, and KC. HORNBUCKLE. - 1 Introduction. - 2 Air-Water Partitioning Equilibria. - 3 Diffusion Between Water and Air. - 4 Volatilization and Absorption: Double-Resistance Approach. - 5 Factors Affecting Mass-Transfer Coefficients. - 6 Partitioning of Chemical to Paniculate Matter in Air and Water. - 6.1 Air. - 6.2 Water. - 7 Atmospheric Deposition Processes. - 7.1 Dry Deposition. - 7.2 Wet Deposition. - 8 Specimen Calculation. - 8.1 Step 1: Physicochemical Properties. - 8.2 Step 2: Mass-Transfer Coefficients. - 8.3 Step 3: Sorption in Air and Water. - 8.4 Step 4: Equilibrium Status. - 8.5 Step 5: Volatilization and Deposition Rates. - 9 Role of Air-Water Exchange in Lake Mass Balances. - 10 Case Studies. - 10.1 Mass Balance on Siskiwit Lake, Isle Royale. - 10.2 Mass Balance on Lake Superior. - 10.3 Air-Water Exchange in Green Bay, Lake Michigan. - 10.4 Air-Water Exchange in Lake Superior. - 11 Conclusions. - References. - 7 Atmospheric Depositions: Impact of Acids on Lakes / W. STUMM and J. SCHNOOR. - Abstract. - 1 Introduction: Anthropogenic Generation of Acidity. - 1.1 Genesis of Acid Precipitation. - 2 Acidity and Alkalinity: Neutralizing Capacities. - 2.1 Transfer of Acidity (or Alkalinity) from Pollution Through the Atmosphere to Ecosystems. - 3 Acidification of Aquatic and Terrestrial Ecosystems. - 3.1 Disturbance of H+ Balance from Temporal or Spatial Decoupling of the Production and Mineralization of the Biomass. - 3.2 In Situ H+ Ion Neutralization in Lakes. - 3.3 Krug and Frink Revisited. - 4 Brønsted Acids and Lewis Acids: Pollution by Heavy Metals, as Influenced by Acidity. - 4.1 Cycling of Metals. - 4.2 Pb in Soils. - 5 Impact of Acidity on Ecology in Watersheds. - 5.1 Soils. - 5.2 Lakes. - 5.3 Nitrogen Saturation of Forests. - 6 Critical Loads. - 6.1 Critical Load Maps. - 6.2 Models for Critical Load Evaluation. - 7 Case Studies. - 7.1 Chemical Weathering of Crystalline Rocks in the Catchment Area of Acidic Ticino Lakes, Switzerland. - 7.2 Watershed Manipulation Project at Bear Brooks, Maine. - 8 Summary. - References. - 8 Redox-Driven Cycling of Trace Elements in Lakes / J. HAMILTON-TAYLOR and W. DAVISON. - 1 Introduction. - 2 Major Biogeochemical Cycles and Pathways. - 3 Iron and Manganese. - 3.1 Transformations and Cycling. - 3.2 Iron and Manganese Compounds as Carrier Phases. - 4 Sediment-Water Interface. - 4.1 Diffusive Flux from Sediments. - 4.2 Evidence of Little or No Diffusive Efflux from Sediments. - 4.3 Transient Remobilization. - 4.4 Diffusive Flux into Sediments. - 5 Pathways Involving Redox Reactions Directly: Case Studies. - 5.1 Arsenic. - 5.2 Chromium. - 5.3 239,240Pu. - 5.4 Selenium 6 Pathways Involving Redox Reactions Indirectly: Case Studies. - 6.1 137Cs. - 6.2 Stable Pb, 210Pb, and 210Po. - 6.3 Zinc. - 7 Summary and Conclusions. - References. - 9 Comparative Geochemistry of Marine Saline Lakes / F. T. MACKENZIE, S. VINK, R. WOLLAST, and L. CHOU. - 1 Introduction. - 2 General Characteristics of Marine Saline Lakes. - 3 Comparative Sediment-Pore-Water Reactions. - 3.1 Mangrove Lake, Bermuda. - 3.2 Solar Lake, Sinai. - 4 Conclusions. - References. - 10 Organic Matter Accumulation Records in Lake Sediments / P. A. MEYERS and R. ISHIWATARI. - 1 Introduction. - 1.1 Significance of Organic Matter in Lake Sediments. - 1.2 Origins of Organic Matter to Lake Sediments. - 1.3 Alterations of Organic Matter During Deposition. - 1.4 Similarities and Differences Between Organic Matter in Sediments of Lakes and Oceans. - 1.5 Dating of Lake-Sediment Records. - 2 Indicators of Sources and Alterations of Total Organic Matter in Lake Sediments. - 2.1 Source Information Preserved in C/N Ratios of Sedimentary Organic Matter. - 2.2 Source Information from Carbon-Stable Isotopic Compositions. - 2.3 Source Information from Nitrogen-Stable Isotopic Compositions. - 3 Origin and Alterations of Humic Substances. - 4 Sources and Alterations of Lipid Biomarkers. - 4.1 Alteration of Lipids During Deposition. - 4.2 Changes in Sources vs Selective Diagenesis. - 4.3 Effects of Sediment Grain Size on Geolipid Compositions. - 4.4 Source Records of Alkanes in Lake Sediments. - 4.5 Preserv