Examining the concept of environmental security and its challenges with a case study in iranian and international law

Today, the centrality of military security is interwoven with biological and climate issues at the national and international levels, and more than ever, these aspects have received the attention of world leaders and politicians. In this direction and in order to investigate the major environmental issues and the impact of these issues on national security in a descriptive-analytical way and by referring to library sources and examining them, we are looking for an answer to the question that the impact of climate and environmental changes in to what extent is Iran's national security? This study showed that the security approach to the environment, in international law, has a fundamental place in the laws of countries. This issue has had a wide influence in the field of technology, business, industry, energy use. At the same time, work specialization and the growing role of social organizations in weakening the restrictions imposed by the environment have had a tremendous impact on the proliferation of security problems, and as a result, it has weakened the atmosphere of international relations between governments and sometimes led to conflicts. Is. This article also shows that in Iranian law, issues related to water shortage crisis and air pollution have an immediate and vital importance in terms of security and have managed to overshadow national security and authority