This book comprehensively explores advanced methodologies and practical applications in the treatment and valorization of wastewater. This book synthesizes cutting-edge research and practical insights into various techniques used to address the environmental challenges posed by liquid waste streams. From fundamental principles to applied solutions, each chapter delves into specific methodologies such as adsorption, electrochemical methods, biological treatments using microalgae, advanced oxidation processes, and integrated treatment systems. Key Features:Bridges the gap between theoretical advancements and real-world applications in wastewater treatmentDiscusses the importance and challenges of treating liquid wastes, including emerging contaminants, setting the stage for detailed discussions on innovative techniquesExplores in-depth studies on adsorption mechanisms, the effectiveness of electrochemical treatments, and the utilization of biological processes for waste remediationFeatures case studies from different geographical regions that illustrate practical implementations and highlight the diverse approaches to wastewater management worldwideThe intended audience includes researchers, engineers, and practitioners in environmental and chemical engineering seeking to enhance their understanding of modern techniques and their application in liquid waste treatment. By consolidating knowledge from global experts, this book serves as a valuable resource for academics and professionals striving to address the growing concerns of environmental sustainability through innovative waste treatment solutions.