Head of the Department of Hydrology of the Earth and Water Resources of the Institute of Geography, DSc. in geography Professor Rza Makhmudov, leading researcher of the department DSc, Associate Professor Ziyafet Agayev, as well as Head of the Department of Geomorphology of the Coast and Bottom of the Caspian Sea, DSc. Professor Amir Aliyev took part in the conference dedicated to the topic “Cleaning, protection and efficient use of water resources within the framework of environmental standards”. The main objective of the event, held within the framework of the 29th session of the Conference of the Parties to the United Nations Framework Convention on Climate Change (COP29), organized by HLKT Engineering and Construction LLC, the official representative of the Austrian company Andritz Hydro in the Republic of Azerbaijan, was to familiarize with new innovative technologies in the petrochemical industry, heavy industry, efficient use, purification and protection within the framework of environmental standards of water resources polluted by wastewater from large cities and waste from mining enterprises.