Associate Professor of the Department of Ecology and Life Safety at Urgench State University E.I.Samandarov Professor in Tashkent State University of World Languages D.Yu., Yormetova published a textbook "Ecology and conservation". In this textbook, the following topics are covered in accordance with the approved curriculum: Environmental Policy, Environmental Factors, Ecosystems, Population Ecology, Biosphere Teaching, Industrial Environmental Processes, Environmental Cleaning Methods, Environmental Pollution Levels and more.