منابع آلودگی آب و تصفیه آن: چالش‌ها و دامنه

The book helps readers to understand the fundamentals of water purification processes. Chapters in the book cover industrial purification techniques, while also exploring the future scope and current challenges in this field. Key Features - seven chapters arranged and structured in a clear, coherent manner for understanding the broad topics. - Covers basic water purification techniques for safe drinking water - Covers defluoridation techniques - Explains the parameters affecting photocatalytic degradation of substituted benzoic acids. - Includes a case study for seasonal variations in pond water - Covers the role of nanotechnology in wastewater treatment - Covers the impact of water mismanagement on the environment with suggestions for preventive measures for sustainable water utilization This reference informs advanced readers (sustainable development professionals, post-graduate and research scholars) interested in water treatment processes. It also serves as a resource for courses in environmental chemistry, waste management and sustainability. Cover Title Copyright End User License Agreement Contents Foreword Preface List of Contributors Review on Water Purifications Techniques and Challenges R. M. Belekar1,* and S.J. Dhoble2 INTRODUCTION TRADITIONAL WATER PURIFICATION METHODS Filtration Boiling Chlorination Sedimentation COAGULATION AND FLOCCULATION BIOLOGICAL TREATMENT FENTON OXIDATION PROCESS ADVANCED OXIDATION PROCESS (AOP) MEMBRANE PROCESS Reverse Osmosis (RO) Ultrafiltration and Microfiltration Nanofiltration Electrodialysis ION EXCHANGE PROCESS ELECTROCHEMICAL METHODS ULTRAVIOLET IRRADIATION TECHNOLOGY ADSORPTION CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES The Fluoride Adsorption Isothermal Studies of Activated Alumina Modified with Different Materials: A Critical Review R. M. Belekar1,* and S.J. Dhoble2 INTRODUCTION ADSORPTION TECHNIQUES AND THEORY OF ISOTHERM MODELS ACTIVATED ALUMINA MODIFIED ACTIVATED ALUMINA Calcium and Magnesium Impregnated Activated Alumina Alum Impregnated Activated Alumina Copper Oxide Incorporated Activated Alumina Manganese Oxide Coated Alumina Iron Oxide Impregnated Activated Alumina Alumina Cement Granules Alumina Supported on Carbon Nanotube Chitosan Coated Activated Alumina Lanthanum Impregnated Activated Alumina Hydroxyapatite-modified Activated Alumina Metallurgical Grade Alumina Aluminum Hydroxide Supported on Zeolites Acid Treated Activated Alumina Al2O3/ZrO2 DISCUSSION CONCLUSIONS AND FUTURE SCOPE DISCLOSURE CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENT REFERENCES Degradation of Substituted Benzoic Acids Related to Structural Reactivity Pratibha S. Agrawal1,*, M. K. N. Yenkie1, M.G. Bhotmange1, B.D. Deshpande1 and S.J. Dhoble2 INTRODUCTION EXPERIMENTAL Materials Methodology RESULTS AND DISCUSSIONS Optimization of initial pH Optimization of Initial H2O2/COD Ratio Optimization Studies of TiO2 Photo Catalyst Optimization Studies of Fe (III): Ligand Ratio Effect of Molecular Structure on Reactivity Comparison of Different AOP Effect of Substituent and the Reactivity CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES Analysis of Seasonal and Spatial Variations of Water Quality of Dulhara and Ved Ponds in Ratanpur, Chhattisgarh, India Renu Nayar1,*, G.D. Sharma2, Ritesh Kohale3 and S.J. Dhoble4 INTRODUCTION Objectives of the Present Work Description of Study Sites Method and Material for Experimental Analysis Methodology Sampling Sites Collection of Water Samples in Different Directions RESULTS AND DISCUSSION Appearance of Dulahraand Ved Pond Transparency Temperature pH Total Dissolved solids (TDS) and Total Suspended Solids(TSS) Electrical Conductivity Dissolved Oxygen and Biological Oxygen Demand Calcium and Magnesium Nitrates and Phosphates CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES Nanoparticle-aided AOP for Treatment of Benzoic Acid Bhavna D. Deshpande1,*, Pratibha S. Agrawal1, M.K.N. Yenkie1 and S.J. Dhoble2 INTRODUCTION METHODS AND MATERIALS RESULTS AND DISCUSSION CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES Wastewater Purification Using Nano-Scale Techniques Bhavna D. Deshpande1, Pratibha S. Agrawal1, M.K.N. Yenkie1 and S.J. Dhoble2 INTRODUCTION GENERAL APPLICATION OF MICRO AND NANOPARTICLES MATERIAL USED FOR NANO PARTICLES SYNTHESIS Natural Materials Synthetic Polymers SOME PROCESS OF SYNTHESIS OF NANOPARTICLES FOR WATER PURIFICATION Physical Methods Chemical Synthesis Technique: CHARACTERIZATION OFNANO PARTICLES GENERAL CONS OF NANOTECHNOLOGY [305] CHALLENGES: EFFECT OF NANO-MATERIALS ON HUMAN BEINGS AND ECOSYSTEM USED FOR WATER PURIFICATION IDEOLOGIES FOR ECO-FRIENDLY USE OF NANOTECHNOLOGY CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES Utilization of Water: Environmental Impact and Health Issues Bhavna D. Deshpande1,*, Pratibha S. Agrawal1, M.K.N. Yenkie1 and S.J. Dhoble2 INTRODUCTION HUMAN DESIRE AND EARTHS LIMIT EFFECTS OF CLIMATE AND ENVIRONMENTAL CHANGE ON WATER AVAILABILITY ENVIRONMENTAL IMPACT AND HEALTH ISSUE Preventive Measures WATER CONSERVATION AND MANAGEMENT: TRADITIONAL METHODS WATER CONSERVATION AND MANAGEMENT: CONTEMPORARY PRACTICES BIOETHICAL, SOCIAL, AND LEGAL CONSIDERATIONS: PREVENTION AND REGULATION LAWS ENVIRONMENTAL AWARENESS, EDUCATION, AND INFORMATION FRAMEWORK FOR LEGAL ACTION PROCESS RELATED REFORMS Substantive Reforms RESEARCH NEEDS AND DIRECTIONS: EMERGING ISSUES INTEGRATED WATER CONSERVATION TECHNIQUE: A FRAMEWORK FOR EFFECTIVE MANAGEMENT CONCLUSION CONSENT FOR PUBLICATION CONFLICT OF INTEREST ACKNOWLEDGEMENTS REFERENCES Subject Index Back Cover