This contributed volume offers a variety of background and cases that explore how novel technologies can be utilized in support of SDG 6, to ensure clean water and sanitation for all. The global water crisis, exacerbated by climate change, necessitates the integration of cutting-edge technologies such as IoT systems, smart water infrastructure, and renewable energy solutions to ensure sustainable and equitable water use. This book offers a deep dive into how IoT, smart water systems, and data analytics are revolutionizing water management as well as case studies and a detailed examination of how policy-makers can facilitate the integration of innovative technologies into water management frameworks.

S M Nazmuz Sakib, DBA, CMSA®, FPWMP®, FTIP®, BIDA®, FMVA®, CBCA®, is a Bangladeshi multidisciplinary researcher, academic, inventor, and professional whose work spans business administration, information technology, law, engineering, and the life sciences. He is a Fellow of the Scholars Academic and Scientific Society, a Member of the International Association of Engineers (IAENG), an Associate Lifetime Member of the Bangladesh Computer Society, and a Lifetime Member of the Bangladesh English Language Teachers Association (BELTA). Beyond his academic and professional pursuits, he holds the title of Arena Grand Master (AGM) from the FIDE International Chess Federation.Sakib’s early education began with his Primary School Certificate from Cotton Research Station School in Sreepur, Gazipur. He later attended Alhaz Dhanai Bepari Memorial High School in Sreepur before relocating to Jashore, where he completed his Junior School Certificate at Jagodishpur Mirzapur Ismail Secondary School and his Higher Secondary Certificate from Chowgacha Government College. His secondary schooling was completed at A.K. High School and College in Dhania, Dhaka.Sakib holds an extensive portfolio of professional certifications and designations from globally recognized institutions. He is a six-time designate from the Corporate Finance Institute, holding the CMSA®, FPWMP®, FTIP®, BIDA®, FMVA®, and CBCA® credentials. His technical and managerial certifications span an impressive range: he is a Unilever Digital Marketing Analyst, an AWS Cloud Solutions Architect, a Microsoft UX Design certified professional, a Google-certified expert in Project Management, Business Intelligence, Digital Marketing, IT Support, and Data Analytics, and a Meta Social Media Marketing professional. He has also earned credentials from SAS as a Statistical Business Analyst and Visual Business Analytics specialist, an HRCI Human Resource Associate, a Tally Bookkeeper, and a Liberty Mutual Insurance Sales Agent. His Six Sigma Yellow Belt and Green Belt certifications from Kennesaw State University complement his project management training from Rice University, the University of California Irvine, and the University of Colorado Boulder. He has also completed specialized programs in Digital Health from Imperial College London, Advanced Digital Transformation from IIM Ahmedabad, Sustainability Analytics from Arizona State University, and Blockchain essentials from the AICPA, among many others. His 22 CPD Diploma certifications further demonstrate his breadth, covering fields as varied as tissue engineering, genetic engineering, soil science, industrial engineering, fashion design, nutrition, pharmacy, energy economics, community psychology, audio system engineering, ISO standards, lean manufacturing, and human resource administration. He is also a certified TESOL and TEFL instructor and holds an EF SET English Certificate at the C2 Advanced level.As an inventor, Sakib has registered six patents across four countries. His innovations include a Neuro-Generative Adversarial Mechanism for Real-Time Malware Morphing Detection and Counteraction in High-Density Edge Networks (Germany, 2025), a Smart Bluetooth Hearing and Communication Device (India, 2025), a Machine Learning Based Personalized Learning Device (India, 2025), a Medical Apparatus for Transdermal Delivery of Insulin (United Kingdom, 2024–2029), a Network Security Managing Device (India, 2024), and a Computing Apparatus for Analyzing Plant Immunity (Australia, 2026). These patents reflect his ability to bridge cutting-edge technology with practical applications in healthcare, cybersecurity, and education.His scholarly output is equally prolific, with 34 peer-reviewed publications appearing in reputable journals, books, and conference proceedings. His research has been published by Springer Nature, CRC Press (Taylor & Francis), IGI Global, and the Asian Pacific Organization for Cancer Prevention, among others. He has contributed to diverse fields, including oncology (with works on DNA damage in chemotherapy patients, hypofractionated radiotherapy for cerebral tumors, and his own Microbiological Tumor Evolutionary Equation and MechanoTranscriptomic Gradient Alignment), environmental science (deforestation, sediment contamination in the DRC, oil and gas development in Nigeria, and Arctic melting), mathematics (his Theorem of Symmetric Perpendicular Bisectors in Isosceles Triangles, Quantum Modular Arithmetic Theory, and Formula for Adaptive Compositionality in Categories), engineering (LiDAR technology, electrochemical wastewater treatment, and fuzzy-logic flood warning systems), and business applications (blockchain for supply chains, AI in customer analytics, cryptocurrency, NFTs, and metaverse marketing). He has also authored chapters on oral hygiene innovation, geriatric dentistry, language development, and the sociology of culture in Bangladesh and India. Several of his works bear his name as part of the formal scientific contribution, including his hypotheses on aerosol-sea ice feedback and his novel mathematical frameworks.