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Natural and Enhanced Remediation Systems
Hardcover | 6 August 2001 | Edition Number 1
At a Glance
440 Pages
16.1 x 23.8 x 3.2
Hardcover
RRP $462.00
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Industry Reviews
Hazardous Wastes Pollution and Evolution of Remediation | p. 1 |
Introduction | p. 1 |
The Concept of Risk | p. 2 |
The Decision Making Framework | p. 3 |
Evolution of Understanding of Fate and Transport in Natural Systems | p. 4 |
Evolution of Remediation Technologies | p. 7 |
References | p. 11 |
Contaminant and Environmental Characteristics | p. 13 |
Introduction | p. 14 |
Contaminant Characteristics | p. 18 |
Physical/Chemical Properties | p. 18 |
Boiling Point | p. 18 |
Vapor Pressure | p. 18 |
Henry's Law Constant | p. 19 |
Octanol/Water Partition Coefficients | p. 20 |
Solubility in Water | p. 20 |
Hydrolysis | p. 22 |
Photolytic Reactions in Surface Water | p. 24 |
Biological Characteristics | p. 26 |
Cometabolism | p. 27 |
Kinetics of Biodegradation | p. 32 |
Environmental Characteristics | p. 38 |
Sorption Coefficient | p. 38 |
Soil Sorption Coefficients | p. 43 |
Factors Affecting Sorption Coefficients | p. 48 |
Oxidation-Reduction Capacities of Aquifer Solids | p. 51 |
pe and pH | p. 51 |
REDOX Poise | p. 52 |
REDOX Reactions | p. 53 |
References | p. 58 |
Monitored Natural Attenuation | p. 63 |
Introduction | p. 64 |
Definitions of Natural Attenuation | p. 64 |
Approaches for Evaluating Natural Attenuation | p. 65 |
Patterns vs. Protocols | p. 70 |
Protocols for Natural Attenuation | p. 70 |
Patterns of Natural Attenuation | p. 71 |
Various Patterns of Natural Attenuation | p. 72 |
Processes Affecting Natural Attenuation of Compounds | p. 79 |
Movement of Contaminants in the Subsurface | p. 79 |
Dilution (Recharge) | p. 79 |
Advection | p. 81 |
Dispersion | p. 83 |
Phase Transfers | p. 85 |
Sorption | p. 85 |
Stabilization | p. 88 |
Volatilization | p. 89 |
Transformation Mechanisms | p. 89 |
Biodegradation | p. 90 |
Monitoring and Sampling for Natural Attenuation | p. 109 |
Dissolved Oxygen (DO) | p. 113 |
Oxidation-Reduction (REDOX) Potential (ORP) | p. 117 |
pH | p. 119 |
Filtered vs. Unfiltered Samples for Metals | p. 120 |
Field Filtration and the Nature of Groundwater Particulates | p. 121 |
Reasons for Field Filtration | p. 122 |
Low-Flow Sampling as a Paradigm for Filtration | p. 124 |
A Comparison Study | p. 125 |
References | p. 126 |
In Situ Reactive Zones | p. 131 |
Introduction | p. 132 |
Engineered Anaerobic Systems | p. 135 |
Enhanced Reductive Dechlorination (ERD) Systems | p. 135 |
Early Evidence | p. 135 |
Biostimulation vs. Bioaugmentation | p. 136 |
Mechanisms of Reductive Dechlorination | p. 138 |
Microbiology of Reductive Dechlorination | p. 142 |
Cometabolic Dechlorination | p. 142 |
Dechlorination by Halorespiring Microorganisms | p. 144 |
Electron Donors | p. 147 |
Production of H[subscript 2] by Fermentation | p. 149 |
Competition for H[subscript 2] | p. 152 |
Mixture of Compounds on Kinetics | p. 155 |
Temperature Effects | p. 158 |
Anaerobic Oxidation | p. 158 |
Electron Acceptors and Nutrients | p. 158 |
Field Implementation of IRZ for Enhanced Reductive Dechlorination | p. 160 |
Lessons Learned | p. 163 |
Derivation of a Completely Mixed System for Groundwater Solute Transport of Chlorinated Ethenes | p. 170 |
IRZ Performance Data | p. 177 |
In Situ Metals Precipitation | p. 183 |
Principles of Heavy Metals Precipitation | p. 187 |
Aquifer Parameters and Transport Mechanisms | p. 195 |
Contaminant Removal Mechanisms | p. 196 |
In Situ Denitrification | p. 197 |
Perchlorate Reduction | p. 199 |
Engineered Aerobic Systems | p. 200 |
Direct Aerobic Oxidation | p. 200 |
Aerobic Cometabolic Oxidation | p. 202 |
MTBE Degradation | p. 204 |
In Situ Chemical Oxidation Systems | p. 205 |
Advantages | p. 206 |
Concerns | p. 207 |
Oxidation Chemistry | p. 208 |
Hydrogen Peroxide | p. 211 |
Potassium Permanganate | p. 213 |
Ozone | p. 216 |
Application | p. 218 |
Oxidation of 1,4-Dioxane by Ozone | p. 222 |
Biodegradation Enhanced by Chemical Oxidation Pretreatment | p. 223 |
Nano-Scale Fe (0) Colloid Injection within an IRZ | p. 223 |
Production of Nano-Scale Iron Particles | p. 228 |
Injection of Nano-Scale Particles in Permeable Sediments | p. 231 |
Organic Contaminants Treatable by Fe (0) | p. 231 |
References | p. 233 |
Phytoremediation | p. 239 |
Introduction | p. 240 |
Chemicals in the Soil-Plant System | p. 241 |
Metals | p. 241 |
Organics | p. 242 |
Types of Phytoremediation | p. 244 |
Phytoaccumulation | p. 245 |
Phytodegradation | p. 248 |
Phytostabilization | p. 250 |
Phytovolatilization | p. 251 |
Rhizodegradation | p. 252 |
Rhizofiltration | p. 256 |
Phytoremediation for Groundwater Containment | p. 259 |
Phytoremediation of Dredged Sediments | p. 260 |
Phytoremediation Design | p. 261 |
Contaminant Levels | p. 265 |
Plant Selection | p. 265 |
Treatability | p. 266 |
Irrigation, Agronomic Inputs, and Maintenance | p. 266 |
Groundwater Capture Zone and Transpiration Rate | p. 267 |
References | p. 267 |
Constructed Treatment Wetlands | p. 269 |
Introduction | p. 270 |
Beyond Municipal Wastewater | p. 272 |
Looking Inside the "Black Box" | p. 273 |
Potential "Attractive Nuisances" | p. 274 |
Regulatory Uncertainty and Barriers | p. 275 |
Types of Constructed Wetlands | p. 276 |
Horizontal Flow Systems | p. 276 |
Vertical Flow Systems | p. 277 |
Microbial and Plant Communities of a Wetland | p. 278 |
Bacteria and Fungi | p. 278 |
Algae | p. 279 |
Species of Vegetation for Treatment Wetland Systems | p. 279 |
Free-Floating Macrophyte-Based Systems | p. 282 |
Emergent Aquatic Macrophyte-Based Systems | p. 284 |
Emergent Macrophyte-Based Systems with Horizontal Subsurface Flow | p. 285 |
Emergent Macrophyte-Based Systems with Vertical Subsurface Flow | p. 285 |
Submerged Macrophyte-Based Systems | p. 285 |
Multistage Macrophyte-Based Treatment Systems | p. 287 |
Treatment-Wetland Soils | p. 287 |
Cation Exchange Capacity | p. 289 |
Oxidation and Reduction Reactions | p. 290 |
pH | p. 292 |
Biological Influences on Hydric Soils | p. 292 |
Microbial Soil Processes | p. 292 |
Treatment Wetland Soils | p. 293 |
Contaminant Removal Mechanisms | p. 294 |
Volatilization | p. 294 |
Partitioning and Storage | p. 295 |
Hydraulic Retention Time | p. 297 |
Treatment Wetlands for Groundwater Remediation | p. 299 |
Metals-Laden Water Treatment | p. 300 |
A Case Study for Metals Removal | p. 302 |
Removal of Toxic Organics | p. 306 |
Biodegradation | p. 306 |
Removal of Inorganics | p. 309 |
Wetland Morphology, Hydrology, and Landscape Position | p. 309 |
References | p. 310 |
Engineered Vegetative Landfill Covers | p. 313 |
Historical Perspective on Landfill Practices | p. 314 |
The Role of Caps in the Containment of Wastes | p. 315 |
Conventional Landfill Covers | p. 316 |
Landfill Dynamics | p. 317 |
Alternative Landfill Cover Technology | p. 321 |
Phyto-Cover Technology | p. 321 |
Benefits of Phyto-Covers over Traditional RCRA Caps | p. 326 |
Enhancing In Situ Biodegradation | p. 326 |
Gas Permeability | p. 327 |
Ecological and Aesthetic Advantages | p. 327 |
Maintenance, Economic, and Public Safety Advantages | p. 329 |
Phyto-Cover Design | p. 329 |
Vegetative Cover Soils | p. 330 |
Nonsoil Amendment | p. 331 |
Plants and Trees | p. 331 |
Cover System Performance | p. 332 |
Hydrologic Water Balance | p. 332 |
Precipitation | p. 335 |
Runoff | p. 335 |
Potential Evapotranspiration--Measured Data | p. 337 |
Potential Evapotranspiration--Empirical Data | p. 339 |
Effective Evapotranspiration | p. 340 |
Water Balance Model | p. 343 |
Example Application | p. 344 |
Summary of Phyto-Cover Water Balance | p. 347 |
General Phyto-Cover Maintenance Activities | p. 348 |
Site Inspections | p. 348 |
Soil Moisture Monitoring | p. 349 |
Drainage Measurement | p. 350 |
General Irrigation Guidelines | p. 352 |
Tree Evaluation | p. 356 |
Stem | p. 356 |
Leaves | p. 356 |
Agronomic Chemistry Sampling | p. 357 |
Safety and Preventative Maintenance | p. 359 |
Repairs and Maintenance | p. 359 |
Operation and Maintenance (O&M) Schedule | p. 359 |
Year 1--Establishment | p. 360 |
Years 2 and 3--Active Maintenance | p. 360 |
Year 4--Passive Maintenance | p. 361 |
Specific Operational Issues | p. 362 |
Irrigation System Requirements | p. 362 |
Tree Replacement | p. 362 |
References | p. 362 |
Physical Properties of Some Common Environmental Contaminants | p. 365 |
Useful Information for Biogeochemical Sampling | p. 383 |
Common and Scientific Names of Various Plants | p. 405 |
Index | p. 409 |
Table of Contents provided by Syndetics. All Rights Reserved. |
ISBN: 9781566702829
ISBN-10: 1566702828
Series: Geraghty & Miller Environmental Science and Engineering Series.
Published: 6th August 2001
Format: Hardcover
Language: English
Number of Pages: 440
Audience: Professional and Scholarly
Publisher: Taylor & Francis Ltd
Country of Publication: GB
Edition Number: 1
Dimensions (cm): 16.1 x 23.8 x 3.2
Weight (kg): 0.74
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