Note: Intro -- Preface -- Contents -- 1 Bacterial Metabolism of Selenium-For Survival or Profit -- Abstract -- 1 Introduction -- 2 Selenium Biogeochemical Cycle -- 3 Dissimilatory and Assimilatory Selenium Reduction -- 4 Bacterial Utilization of Selenate -- 5 Growth Coupled to Selenate Reduction -- 6 Enzymatic Reduction of Selenate -- 7 Structure of Selenate Reductases -- 8 Additional Enzymes Reacting with Selenate -- 9 Bacterial Selenite Reduction -- 10 Bacterial Response to Selenium Stress -- 11 Elemental Selenium Oxidation/Reduction -- 12 Transmembrane Movement of Selenium -- 13 Biotechnological Applications of Microbial Selenium Metabolism -- 14 Bioremediation of Se-Laden Wastewaters -- 15 Biogenic Se0 NP Production by Microbial Factories -- 15.1 Metal Selenides -- 16 Summary -- References -- 2 Understanding Selenium Biogeochemistry in Engineered Ecosystems: Transformation and Analytical Methods -- Abstract -- 1 Introduction -- 2 Biogeochemistry of Se -- 2.1 Se Mineralogy -- 2.2 Prevalent Se Species in Engineered Systems -- 2.3 Microbial Transformation of Se in Engineered Systems -- 2.4 The Se Cycle in Nature -- 3 Analytical Methods for Determining Concentration and Speciation of Se -- 3.1 Quantification of Total Se -- 3.1.1 Synchrotron X-Ray Absorption Spectroscopy -- 3.1.2 Electron Microscopy -- 3.1.3 Chromatographic Separation for Speciation -- 3.2 Tools for Studying Se (Bio) Transformations -- 3.2.1 Se Isotopes and Their Fractionation -- 3.2.2 Sequential Extraction Procedures for Fractionation -- 4 Future Perspectives -- Acknowledgements -- References -- 3 Bioprocess Approaches for the Removal of Selenium from Industrial Waste and Wastewater by Pseudomonas stutzeri NT-I -- Abstract -- 1 Introduction -- 2 Isolation and Characterization of a Versatile Selenium-Metabolizing Bacterium -- 2.1 Bioprecipitation of Selenium by Pseudomonas stutzeri NT-I. , 2.2 Biovolatilization of Selenium by P. stutzeri NT-I -- 3 Development and Applications of Selenium-Removal Bioprocesses for Industrial Waste and Wastewater -- 3.1 Treatment of Selenium Refinery Wastewater Using Pilot-Scale Bioreactors -- 3.2 Selenium Removal from Sewage Sludge Ash by Chemical Extraction and Bioreduction -- 3.3 Selenium Removal from Kiln Powder of Cement Manufacturing by Chemical Leaching and Bioprecipitation -- 4 Conclusion and Future Perspectives -- References -- 4 Industrial Selenium Pollution: Sources and Biological Treatment Technologies -- Abstract -- 1 Introduction -- 2 Selenium Chemistry and Toxicity -- 2.1 Selenium Speciation -- 2.2 Sources of Selenium -- 2.3 Regulatory Limits -- 3 Biological Treatment -- 3.1 Microbial Metabolism of Se -- 3.2 Granular Sludge Bioreactors -- 3.3 Fluidized-Bed Biofilm Reactor -- 3.4 Packed-Bed Reactors -- 3.5 Hydrogen-Based Membrane Biofilm Reactor -- 3.6 Electro-Biochemical Reactor -- 3.7 Passive Treatment Systems -- 3.7.1 Biobed Percolator Systems -- 3.7.2 Enhanced in Situ Microbial Reduction -- 3.7.3 Constructed Wetlands -- 4 Conclusions -- Acknowledgements -- References -- 5 Industrial Selenium Pollution: Wastewaters and Physical-Chemical Treatment Technologies -- Abstract -- 1 Introduction -- 2 Aquatic Chemistry of Selenium -- 3 Industrial Pollution Associated with Selenium -- 3.1 Wastewaters Associated with Coal Combustion -- 3.1.1 Ash Pond Water -- 3.1.2 Flue Gas Desulfurization -- 3.2 Mining -- 3.3 Petroleum Refinery Effluents -- 3.4 Agricultural Drainage Water -- 3.5 Regulatory Limits -- 4 Physical Treatment Technologies -- 4.1 Membrane Filtration Processes -- 4.1.1 Reverse Osmosis -- 4.1.2 Nanofiltration -- 4.2 Evaporation -- 4.2.1 Evaporation Ponds -- 4.2.2 Enhanced Evaporation Systems (EES) -- 4.2.3 Mechanical Evaporator/Crystallizer -- 4.3 Adsorption -- 4.3.1 Ion Exchange Resins. , 4.3.2 Oxides -- 4.3.3 Carbon-Derived Sorbents -- 4.3.4 Biosorbents -- 5 Chemical Treatment -- 5.1 Ferrous Hydroxide -- 5.2 Zero-Valent Iron -- 5.2.1 Iron-Based Processes -- 5.2.2 Hybrid Processes -- 5.2.3 Catalyzed Cementation -- 5.3 Sodium Dithionite -- 5.4 Electrochemical Processes -- 6 Physical-Chemical Processes -- 7 Conclusions -- Acknowledgements -- References.

Note: Front Cover -- Emerging Contaminants -- Copyright Page -- Contents -- List of contributors -- one An introductory overview of emerging pollutants and challenges for their regulation -- 1.1 Introduction -- 1.1.1 Background and types -- 1.1.1.1 Pharmaceutical and personal care products -- 1.1.1.2 Polycyclic aromatic hydrocarbons -- 1.1.1.3 Pesticides -- 1.1.2 Additives -- 1.1.3 Micro and nanoplastics -- 1.1.3.1 Nanoparticles -- 1.1.4 Emerging contaminants induced concerns and regulation challenges -- 1.2 Conclusion -- Acknowledgment -- References -- two Insights into the analytical procedures for the detection of emerging contaminants from water, soils, and sediments -- 2.1 Introduction -- 2.2 Emerging contaminants -- 2.3 Analytical procedures for target analysis of emerging contaminants -- 2.3.1 Sample preparation techniques -- 2.3.1.1 Aquatic samples -- Solid-phase extraction -- Other methods -- 2.3.1.2 Solid samples -- Ultrasound-assisted extraction -- Microwave-assisted extraction -- Other methods -- 2.3.2 Detection of emerging contaminants with chromatographic methods -- 2.3.2.1 Liquid chromatography coupled with mass spectroscopy -- 2.3.2.2 Gas chromatography coupled with mass spectroscopy -- 2.3.2.3 Mass spectrometry detectors -- 2.3.2.4 Time of flight technology -- 2.3.2.5 Orbitrap technology -- 2.3.3 Quantification techniques -- 2.3.4 Quality assurance and quality control -- 2.4 Nontarget analysis -- 2.4.1 Matrix clean-up and instrumental analysis -- 2.4.2 Data preprocessing -- 2.4.3 Suspect and nontarget screening strategies -- 2.4.4 Prioritization strategies and structure elucidation -- 2.5 Future outlook and conclusion -- Acknowledgment -- References -- three Occurrence of microplastics and nanoplastics in terrestrial ecosystem and their toxicological impacts in plants -- 3.1 Introduction -- 3.1.1 What is a terrestrial ecosystem?. , 3.1.2 What are plastics? What is the difference between micro/nanoplastics and common plastics? -- 3.1.3 Impact on human health -- 3.2 The fate of plastics in the terrestrial system -- 3.2.1 Accumulation and fate of micro/nanoplastics in soil -- 3.2.2 Impacts of micro/nanoplastics on soil physical and chemical properties -- 3.2.2.1 Impact of micro/nanoplastics on soil physical properties -- 3.2.2.2 Impact of micro/nanoplastics on soil chemical properties -- 3.2.3 Decomposition of plastics and release of micro/nanoplastic as secondary products -- 3.3 Interactions of micro/nanoplastics with plants -- 3.3.1 Uptake and transportation of micro/nanoplastics into the plant vascular system -- 3.3.2 Toxic effects of micro/nanoplastics on terrestrial plant growth -- 3.4 Concluding remarks -- 3.5 Future perspective -- References -- four Occurrence of emerging contaminants in soils and impacts on rhizosphere -- 4.1 Introduction -- 4.2 Categories of emerging contaminants -- 4.3 Fates/transport of emerging contaminants -- 4.4 Effects of emerging contaminants on the plant and rhizospheric health -- 4.4.1 Effect of microplastics and bisphenols on the rhizosphere -- 4.4.2 Effect of personal care products on the rhizosphere -- 4.4.3 Effect of pharmaceuticals on the rhizosphere -- 4.4.4 Effect of pesticides on the rhizosphere -- 4.5 Conclusion -- References -- Five The ubiquity of microplastics and phthalates in aquatic ecosystems and toxicological concerns -- 5.1 Introduction -- 5.2 Plastics industry and environmental pollution -- 5.3 Current contamination of aquatic bodies with plastic contaminants -- 5.4 Regulation and future perspectives -- 5.5 Conclusion -- References -- six Phytotoxicity, cytotoxicity and genotoxicity of pharmaceutical products along with their transport and fate -- 6.1 Introduction -- 6.2 Sources of pharmaceutical products as pollutants in soil. , 6.3 Fate and transport of pharmaceutical products in agriculture soil -- 6.3.1 Sorption and biodegradation of pharmaceuticals in the soil environment -- 6.3.2 Antibiotics -- 6.3.3 Pharmaceuticals and personal care products -- 6.3.4 Antiepileptic -- 6.3.5 Nonsteroidal antiinflammatory drugs -- 6.4 Effects of pharmaceutical products on microbiota -- 6.5 Effects of phytotoxicity of pharmaceutical products on plant's germination, growth, and physiology -- 6.5.1 Effects on germination -- 6.5.2 Effects on growth -- 6.5.3 Effects on plant physiology -- 6.6 Conclusion and future direction -- Acknowledgments -- References -- seven Appraisal on accumulation of nanoenabled agrochemicals in plants with subsequent morphophysiological implications -- 7.1 Introduction -- 7.2 Biosynthesis of nanomaterial -- 7.2.1 Silver nanoparticles -- 7.2.2 Zinc nanoparticles -- 7.2.3 TiO2 nanomaterial -- 7.2.4 Nanorod -- 7.2.5 Quantum dot -- 7.3 Nanomediated agrochemical -- 7.3.1 Nanoemulsion -- 7.3.2 Nanofertilizer -- 7.3.3 Nanopesticide -- 7.4 Conclusion -- Acknowledgements -- References -- eight EDCs exposure-induced alteration in the germination, growth, and physiological trait of the plant -- 8.1 Introduction -- 8.2 Transformation of endocrine-disrupting chemicals in soil and plants -- 8.2.1 Fate of endocrine-disrupting chemicals in soil -- 8.2.2 Transformation of endocrine-disrupting chemicals in plants -- 8.3 Effect of endocrine-disrupting chemical on plant growth and physiology -- 8.3.1 Effect on plant enzymatic and hormonal activity -- 8.3.2 Effect of endocrine-disrupting chemical on plant physiology -- 8.4 Regulation of endocrine-disrupting chemicals in countries -- 8.5 Suggestions for remediation of endocrine-disrupting chemicals -- 8.5.1 Recommendations for water treatment -- 8.5.2 Recommendations for soil treatment. , 8.5.3 Transformation and degradation of endocrine-disrupting chemicals by microbes -- 8.6 Conclusion -- References -- nine Nanomaterial-induced phytotoxicity and challenges to ongoing agricultural practices -- 9.1 Introduction -- 9.2 Trends on nanoparticles' utilization in agriculture and allied sectors -- 9.2.1 Approaches for sustainable agriculture augmentation, to stimulate plant growth and to improve soil quality -- 9.2.2 Nanotechnology in the food business -- 9.2.3 Nanotechnology in electronics, information technology business, and construction industry -- 9.2.4 Nanotechnology in sector of environment management (renewable energy and environment remediation) -- 9.2.5 Nanotechnology in oil and textile industry -- 9.2.6 Nanotechnology in sector of medical sciences -- 9.2.7 Nanotechnology in agriculture -- 9.2.7.1 Effect of nanoparticles on soil health -- 9.2.7.2 Effect of nanoparticles on soil health and microbial biomass -- 9.2.7.3 Phytotoxicity and fate of nanoparticles -- 9.2.7.4 Regulatory policies for the application of nanoparticles -- 9.3 Conclusion -- Acknowledgment -- References -- ten Personal care products in agroecosystem: ubiquity, sources, and toxicity insights -- 10.1 Introduction -- 10.2 Personal care products in soil and water ecosystem -- 10.3 Effect of personal care products on soil physiochemical properties and soil microbiota -- 10.4 Plant's response to personal care products -- 10.5 Mitigation of personal care products-mediated phytotoxicity -- 10.6 Conclusion -- Acknowledgment -- References -- eleven Contamination of arable soils with perfluorinated compounds and their exposure-mediated modulations in plants -- 11.1 Introduction -- 11.2 Sources and fate of perfluorinated compounds in arable soils -- 11.3 Uptake and accumulation in plants -- 11.4 Factors influencing perfluorinated compound accumulation in plants. , 11.5 Effects of perfluorinated compounds on plant physiology and biochemistry -- 11.5.1 Impact of perfluorinated compounds on plant growth and development -- 11.5.2 Alterations in plant metabolism and biochemical processes -- 11.5.3 Oxidative stress and antioxidant defense mechanisms in plants -- 11.6 Ecological and agricultural implications -- 11.7 Ecological consequences of perfluorinated compound contamination in agroecosystems -- 11.7.1 Effects of perfluorinated compounds on soil microbial communities -- 11.7.2 Agricultural implications and crop productivity -- 11.8 Strategies for mitigation and remediation -- 11.8.1 Soil and water management practices to reduce perfluorinated compound contamination -- 11.8.2 Phytoremediation approaches for perfluorinated compound removal -- 11.9 Regulatory measures and policies for perfluorinated compound control -- 11.10 Conclusion and future directions -- Acknowledgements -- References -- twelve Effects of veterinary antibiotics on the soil properties -- 12.1 Introduction -- 12.2 Background and classification -- 12.2.1 Basic concept -- 12.3 Behavior, distribution, sorption, and biodegradation of antibiotics in soil -- 12.4 The influence of veterinary antibiotics on the biological properties of soils -- 12.4.1 Toxicity of soils contaminated with veterinary antibiotics to plants -- 12.5 Effect of veterinary antibiotics on soil microbial communities -- 12.6 Effect of veterinary antibiotics on soil enzyme activity -- 12.7 Conclusions -- Acknowledgments -- References -- thirteen Pollution of silver and silver nanoparticles in the ecosystems and their interactions with plants and soil microbiota -- 13.1 Introduction -- 13.2 Contamination by silver and its nanoparticles in ecosystems -- 13.2.1 Sources of pollution with silver and its nanoparticles in ecosystems -- 13.2.1.1 Silver content in the soil. , 13.2.1.2 Silver chemical compounds.