1.0 – IntroductionTheoretically, environmental law is a combined term describing international treaties, statutes, and procedures. In fact, it aims to control the interaction of humanity and the natural environment. Generally, it can be divided into two most important topics: pollution control and sanitation. The development of international environmental law as a distinct area of ​​public international law began in the mid-1970s with the Stockholm Conference. Thereafter, interest gradually increased and it is one of the most rapidly developing areas of international law. Contemporary topics of international fear covered by environmental law include ozone depletion and global warming, etc. International collaboration in the system of treaties, agreements produced by intergovernmental organizations. are used to defend and protect the environment. In fact, documents from major organizations concerned with environmental protection, such as the United Nations Environment Program (UNEP), the European Union, the OECD and the Council of Europe, are d of vital importance. Meanwhile, crucial responsibility for environmental protection remains at the national and local levels. In addition, municipal laws and regulations related to the environment are gradually required.2.0 – HistoryThroughout the history of many ancient civilizations, pure water has been a major topic. The first environmental rules come from the rules of Roman law and were also put into practice in the Middle Ages in Europe. Recognition that the natural environment is fragile and requires special legal protections. At this time, many influences - including a growing awareness of the unity and fragility of...... middle of paper ......ss.6.0 – Principles and concepts of international law of environment Fundamentally, understanding and intellectual capacity of international environmental law International environmental law requires not only understanding of conventional law, but also the translation of principles and concepts into legally binding rules and instruments. The principles and concepts constitute common ground in international environmental law. Furthermore, it reflects the past development of international environmental law and has a profound impact on its future development. These mentioned terms play an important role in international environmental law, which is the most rapidly developing area of ​​public international law. In fact, it indicates the vital characteristics of international environmental law, ensuring regulation and control in understanding legal norms and which constitute fundamental norms..