The book "Theoretical and practical aspects of biological wastewater treatment in aerotanks" is a unique publication, which is the result of joint work of a group of specialists in the field of ecology, engineering and biotechnology. This work will become an indispensable assistant for students, graduate students, researchers and practicing engineers interested in the issues of wastewater treatment and sustainable development. The book discusses in detail the basic principles and technologies of biological wastewater treatment, with a focus on aerotenki - one of the most common and effective purification systems. The authors focus on theoretical foundations, explaining how aerotencs work, which microorganisms are involved in the cleaning process and what factors affect the effectiveness of this technology. The reader immerses himself in the world of biochemical processes that occur in aerotencs, and learns how to properly manage these systems to achieve maximum efficiency. However, the book is not limited to theory. It also offers practical advice on the design, operation and optimization of aerotanks. The authors share the experience of using various technologies, describe real examples and analyze the results. This makes the publication particularly valuable for practitioners who are looking for solutions to specific wastewater treatment challenges. The book will be interesting to a wide range of readers .. Students and graduate students studying ecology, water supply and sanitation will find useful materials for their research and coursework in it. Engineers and designers working in the field of wastewater treatment will be able to use the knowledge gained to improve their projects and improve the efficiency of existing systems. In addition, the book will be useful to environmentalists and environmentalists seeking to understand how cleaning technologies can contribute to sustainable development and the protection of water resources. The topics raised in the book cover a wide range of issues related to ecosystems, sustainable development, and innovation in wastewater treatment. The authors emphasize the importance of biological methods of purification as one of the most environmentally friendly and effective ways to solve the problem of water pollution. They discuss the impact of wastewater on ecosystems and human health, as well as the need to introduce modern technologies to minimize the negative impact on the environment. The style of the authors is distinguished by scientific rigor, but at the same time accessibility and intelligibility. They are able to explain complex things in simple language, which makes the book interesting and easy to understand. The team of authors includes recognized experts in their field, which adds additional value to the publication. If you are interested in topics such as wastewater treatment, biotechnology, ecology and sustainable development, then “Theoretical and practical aspects of biological wastewater treatment in aerotensives” will be a real find for you. This book will not only enrich your knowledge, but also inspire new ideas and solutions in the important field of environmental protection. Do not miss the opportunity to get acquainted with this unique work, which will help you better understand how technology can serve for the benefit of nature and humanity.