The book "Modern technologies of treatment of industrial wastewater, treatment and disposal of sediment", created by the team of authors, represents an important contribution to the field of ecology and engineering . This publication will become an indispensable assistant for students, graduate students, specialists in the field of water supply and sanitation, as well as for anyone interested in modern approaches to wastewater treatment and sludge disposal. With the rapid growth of the industry and the increase in wastewater, the problem of their treatment is becoming increasingly urgent. The book offers the reader a deep dive into modern technologies that allow him to effectively cope with this task. The authors consider not only traditional cleaning methods, but also the latest developments that are already being implemented in practice. The reader will be able to learn about such approaches as biological cleaning, physicochemical methods, as well as innovative technologies that minimize the impact on the environment. The book is addressed to a wide range of readers .. Students and teachers of technical universities will find useful materials for study and research in it . Engineers and specialists working in the field of ecology and water supply will be able to get acquainted with the latest achievements and trends in their field. In addition, the book will be of interest to anyone who cares about the state of the environment and wants to know more about how to protect it. One of the key topics raised in the book is the need to integrate wastewater treatment technologies into the overall water management system. The authors emphasize the importance of an integrated approach that takes into account both technological and environmental aspects. This allows not only to effectively purify wastewater, but also to use the obtained resources, such as purified water and biogas, in other production processes. The style of the authors is distinguished by the scientific rigor and accessibility of the presentation . Each chapter of the book is filled with examples, illustrations and practical recommendations, which makes the material understandable and easy to perceive. The team of authors includes leading experts in the field of ecology and engineering, which guarantees high quality of the presented material. The book “Modern technologies of industrial wastewater treatment, treatment and disposal of sludge” will become a desktop guide for all who seek to improve the environmental situation in their region. It opens new horizons for understanding the complex processes of cleaning and recycling, and also inspires the introduction of innovative solutions into practice. If you are looking for information about modern methods of wastewater treatment, are interested in environmental technologies or want to improve your knowledge in the field of water supply and sanitation, this publication will be a real find for you. Do not miss the opportunity to get acquainted with current research and development, which can change the approach to wastewater treatment and improve the state of the environment.