The book [D.D.T.] Drilling solutions . H. 2" edited by Yanchenko E. E. and other authors is an important and relevant work devoted to one of the most acute environmental problems of our time - the disposal of waste drilling fluids This work is a continuation of the first part and deepens research related to technologies, methods and practical solutions in the field of safe disposal, making it an indispensable source of information for specialists in this field. The book is addressed to a wide range of readers: from undergraduate and graduate students studying the oil and gas industry, to practicing engineers and environmentalists working in the field of drilling and waste disposal. It will be especially useful for those interested in sustainable technologies and environmental aspects of oil production. The age category of readers varies from 18 years and older, as the book contains both theoretical and practical aspects that require some knowledge in the field of engineering and ecology. The second part of the book continues to develop the topics raised in the first, and offers the reader an in-depth analysis of modern technologies for the disposal of drilling muds. The authors consider various methods, including physico-chemical and biological approaches, as well as their effectiveness and impact on the environment. The book also addresses regulatory issues in the field of recycling, making it relevant not only for practitioners, but also for researchers involved in the development of new standards and norms. One of the key topics discussed in the book is the need to transition to more environmentally friendly technologies in the oil and gas industry. The authors emphasize that the disposal of drilling fluids is not just a technical task, but also an important step towards sustainable development. Readers will be able to learn about different approaches to minimizing the negative impact on nature and how new technologies can help in this process. The style of the authors is distinguished by scientific rigor and at the same time the availability of presentation. They use many examples from practice, which allows the reader to better understand complex concepts and apply them in practice. In addition, the book presents many graphs, tables and illustrations that make the material more visual and understandable. The book [D.D.T.] Drilling solutions . H. 2" is an important contribution to the literature on ecology and the oil and gas industry. It not only highlights current issues, but also offers practical solutions, making it an indispensable tool for all who are interested in sustainable development and environmental protection. If you are looking for information about modern methods of waste disposal, how to make oil production more environmentally friendly, this book will be a real find for you. Do not miss the opportunity to get acquainted with the work that combines theory and practice, and opens up new horizons in the field of utilization of drilling fluids. Read "Utilities. Drilling solutions . H. 2” and become part of the solution of an important environmental task!