| Description |
1 online resource |
| Physical Medium |
polychrome |
| Description |
text file |
| Note |
Includes index. |
| Contents |
PERMAFROST DISTRIBUTION, COMPOSITION AND IMPACTS ON INFRASTRUCTURE AND ECOSYSTEMS; Library of Congress Cataloging-in-Publication Data; Contents; Preface; Chapter 1 Cryogenic Processes and their Impact on Infrastructures; Abstract; Introduction; 1. Distribution of Permafrost; 2. Problems of Interactions between Humanity and Permafrost; 3. Types of Ground Ice; 4. Main Cryogenic Processes and Their Impacts on Infrastructure; 4.1. Frost Heaving; 4.1.1. Mechanisms of frost heaving; 4.1.2. Impacts on engineering structures; 4.1.3. Protection measures; 4.2. Thermokarst; 4.2.1. Causes of thermokarst. |
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4.2.2. Intensity of Thermokarst4.2.3. Impacts on engineering structures; 4.2.4. Positive significance of thermokarst; 4.3. Thermoabrasion; 4.3.1. Mechanisms of thermoabrasion; 4.3.2. Intensity of thermoabrasion; 4.3.2. Impacts on engineering structures; 4.4. Thermoerosion; 4.4.1. Mechanisms of thermoerosion; 4.4.2. Kinds of thermoerosion and their intensity; 4.4.3. Impacts on engineering structures; 4.5. Cryogenic (Frost) Cracking; 4.5.1. Mechanisms of cryogenic cracking; 4.5.2. Impacts on engineering structures; 4.6. Solifluction; 4.6.1. Kinds of solifluction. |
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4.6.2. Impacts on engineering structures4.7. Rock Streams; 4.7.1. Mechanisms of rock streams; 4.7.2. Impacts on engineering structures; 4.8. Rock Glaciers; 4.8.1. Types of rock glaciers; 4.8.2. Impacts on engineering structures; Conclusion; References; Chapter 2 Patterned Ground and Climate Change; Abstract; Introduction; 1. The Frost Rules; 1.1. Ground Freezing; 1.2. Ice lensing; 1.3. Frost Heave and Frost Susceptibility; 1.4. Frost Susceptibility Gradient; 1.5. Other Contributing Processes; 2. The Role of Drainage; 3. Patterned Grounds; 3.1. Unsorted Polygons, Hummocks and Circles. |
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3.1.1. Polygonal patterns3.1.2. Circles and Mud Boils; 3.1.3. Cryoturbations; 3.1.4. Role of the drainage; 3.1.5. Hummocks or Frost Mounds; 3.2. Sorted Polygons and Circles; 3.2.1. The Non-Frost Susceptible Surface Layer; 3.2.2. The Stone Circle; 3.2.3. The Frost-Susceptible Deep Layer; 3.2.4. Influence of the Drainage: Raised Centre Forms; 4. Patterning and Climate Change; Conclusion; Acknowledgments; References. |
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Chapter 3 Zone of Optimum Development of Patterned Grounds as a Characteristic of Semi-Arid Areas, an Indicator of Permafrost-Lines and a Reference to Sub-Glacial Permafrost below the Past Arid Cold-Based Tibetan Ice SheetAbstract; 1. Global Uniformity of Permafrost- and Periglacial Indicators; 2. Proof of the Zonal (Planetary) and Regional (Hypsometric) Symmetry of Permafrost and Perennial Thawing Soil by Means of Patterned Grounds; 3. Aridity As a Favoring Factor for the Periglacial Environment, i.e., the Existence (Currency) of Patterned Grounds. |
| Local Note |
eBooks on EBSCOhost EBSCO eBook Subscription Academic Collection - North America |
| Subject |
Permafrost.
|
|
Permafrost. |
| Genre/Form |
Electronic books.
|
| Added Author |
Pokrovsky, Oleg S.
|
| Other Form: |
Print version: Permafrost 9781629488301 (DLC) 2013047180 (OCoLC)864092379 |
| ISBN |
9781629488370 (electronic book) |
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1629488372 (electronic book) |
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9781629488301 |
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1629488305 |
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