the lungs of iran and the continuity of life of the country's most important rivers, including karun karkheh and zayandeh rood, and more. 40% of the country's fresh water is supplied by the forests of zagros it started from the north-western tip of iran and continues in the west and south-west of iran. the area and extent of hectares in 11 provinces of the country . the zagros forests make up 40% of the total area of ​​iran's forests. it is interesting to note that the forests of the islands have the abundance of oak trees in it is the different climates that make up more than 70% of the forest species of oaks, and the increase of human activities and interference with nature and the lack of burden with the increase in temperature have gradually decreased with forests and oak trees have become prone to damage. unfortunately, in recent years, in addition to the usual factors of forest destruction it has left last year . that too as a citizen, so from the beginning, our colleagues in the construction projects management unit, along with the colleagues of the ministry of natural resources and t