Novel bioremediation processes for treatment of seleniferous soils and sediment. ([2018])

• Record Type: Book
• Further Information: Note: Shrutika Laxmikant Wadgaonkar.
• Authors: Wadgaonkar, Shrutika Laxmikant
• Contents: Cover; Title Page; Copyright Page; Table of Contents; Acknowledgement; Summary; Abstract; Résumé; Sommario; CHAPTER 1: General Introduction; 1.1. Background; 1.2. Problem Statement; 1.3. Research objectives; 1.4. Structure of thesis; References; CHAPTER 2: Literature review -- Environmental impact and bioremediation of seleniferous soils and sediments; Abstract; 2.1. Introduction; 2.2. Selenium in the soil environment; 2.2.1. Selenium content and species present in soils and sediments; 2.2.2. Sources of selenium in soil; 2.2.3. Sources of selenium in sediments 2.3. The biogeochemical selenium cycle2.3.1. Selenium speciation; 2.3.2. Isotopic speciation of selenium; 2.3.3. Factors affecting selenium speciation in soil; 2.3.4. Role of the soil compartment in the biogeochemical selenium cycle; 2.4. Selenium essentiality; 2.4.1. Metabolic role of selenium in animals and humans; 2.4.2. Selenium toxicity; 2.4.3. Selenium deficiency; 2.5. Plant -- selenium interactions; 2.5.1. Selenium metabolism in plants; 2.5.2. Role of rhizospheric microorganisms; 2.6. Microbe -- selenium interactions; 2.6.1. Selenium metabolism in microorganisms; 2.6.2. Aerobic reduction 2.6.3. Anaerobic reduction2.7. Bioremediation of seleniferous soils; 2.7.1. Phytoremediation by use of selenium hyperaccumulators; 2.7.2. Phytoremediation by genetic engineering of plants; 2.7.3. Microbial remediation by bioaugmentation; 2.7.4. Microbial remediation by volatilization; 2.7.5. Microbial remediation by in situ bioreduction of selenium; 2.7.6. Ex situ bioremediation by soil washing; 2.8. Conclusions; References; CHAPTER 3: Optimisation of soil washing for seleniferous soil from Northern India; Abstract; 3.1. Introduction; 3.2. Materials and methods 3.2.1. Sample collection and characterisation3.2.2. Soil flushing; 3.2.3. Soil washing; 3.3. Results; 3.3.1. Soil characterisation; 3.3.2. Se leaching in column by soil flushing; Figure 3.1. (a) Se extracted (%) from the soil with respect to the total leachate and; 3.3.3. Optimisation of soil washing; 3.4. Discussion; 3.4.1. Se migration in the soil column; 3.4.2. Optimization of seleniferous soil washing; 3.4.3. Practical implications; 3.5. Conclusion; References CHAPTER 4: In situ and ex situ bioremediation approaches for removal and recovery of selenium from seleniferous soils of Northern IndiaAbstract; 4.1. Introduction; 4.2. Materials and methods; 4.2.1. Sample collection and chemicals; 4.2.2. In situ treatment using microcosms; 4.2.3. Seleniferous soil leachate preparation and UASB reactor operation; 4.2.4. Characterisation of anaerobic granular sludge; 4.2.5. Analysis; 4.3. Results; 4.3.1. In situ microcosm for anaerobic reduction of selenium; 4.3.2. Treatment of soil leachate in a UASB reactor
• Publisher Details: Leiden, the Netherlands : CRC Press
• Publication Date: 2018
• Extent: 1 online resource
• Subjects: 628.55; Soil remediation; Bioremediation; Soils -- Selenium content; TECHNOLOGY & ENGINEERING / Environmental / General; SCIENCE / Environmental Science; Bioremediation; Soil remediation; Soils -- Selenium content; Electronic books
• Languages: English
• ISBNs: 9780429427428; 0429427425; 9780429763946; 0429763948; 9780429763922; 0429763921; 9780429763939
• Related ISBNs: 042976393X; 9781138384804; 1138384801
• Notes: Note: Includes bibliographical references.; Note: Online resource; title from PDF title page (EBSCO, viewed November 13, 2018).
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.