This article explores promising areas of cooperation between the member states of the Organization of Turkic States (OTS), which need to be developed in response to global climate and geopolitical challenges. It also examines issues of economic, energy and environmental security while referring to the theory of regional security complex developed by representatives of the Copenhagen School of international relations. After the theoretical introduction, the article analyses the significance of different areas of cooperation, such as transport and communications, the green energy sector and food security. In line with its aim, the article focuses on the role of the OTS in providing security in the sensitive fields of transportation, logistics, agriculture and power supply. Finally, the article discusses the need for a qualitative deepening of integration between the Turkic countries in the face of geopolitical uncertainty.