عنوان مقاله [English]
The geopolitical region of the Caspian Sea underwent profound changes after the collapse of the Soviet Union and the replacement of the four newly independent states. Undoubtedly, after the collapse of the Soviet Union, the geopolitical and geostrategic changes of the Caspian Sea are of such regional and global importance that its comprehensive influence on all regional issues, including environmental issues, cannot be ignored. Accordingly, researchers have tried to examine these developments through the lens of geopolitical environmental threats that affect the development of the country's defense strategy. Therefore, in the present study, which is of applied type, using descriptive-analytical method, efforts have been made to identify the factors of environmental threats of the Caspian Sea geopolitics related to and effective in formulating the defense strategy of the Islamic Republic of Iran. Therefore, in order to confirm these factors, a questionnaire was developed and designed. The statistical population of 49 people was analyzed as a whole and after obtaining the opinion of the statistical population, using statistical techniques and methods, it was analyzed and then summarized and evaluated the research questions. Finally, the results of this research show; The most important environmental threats to the Caspian Sea environment that are effective in developing the defense strategy of the Islamic Republic of Iran; They were calculated in the form of 19 factors. Also, the environmental threats of the Caspian Sea, which are included in this study, amounted to 79.82% in the formulation of the defense strategies of the Islamic Republic of Iran. They have been influential in the Caspian region.