According to the public relations report, the vice-chancellor in research mentioned: universities GreenMetric ranks in the world are based on their performance in the field of "green management, sustainability and environment". It is worth mentioning that the National University of Indonesia, in cooperation with the Education for Sustainable Development team of the UNESCO Education Department, introduces the greenest universities in the world every year by evaluating six indicators related to sustainable development, it should be noted that among more than 2000 universities in Iran only 36 universities were included in the Green Metric international ranking list.