The maps illustrate the changes in area after construction of a hydroelectric power dam.
Overall, it is clear that the area has undergone significant development over the period. While many new facilities have been added and several new modifications have been made.
In 1980, the western side of the area consisted of rare plants and animals. The north side of the area was consisted of a forest and ancient structures. Moreover, there was a irrgated farmiand in the center of the area and a village in the Eastern side. Furthermore, there were mountains in northern and southern corners of the area. Additionally, a river passed through the center of the area.
In 2000, the area has experienced major changes. The forest and ancient structures has been removed and rare plants and animals in western side were also completely removed. However, electricity towers has been added in the southern corner of the area. Furthermore, the river was converted into a big lake and irrgated farmiand has been removed and replaced by hydroelectric dam. However, the village was relocated to the southern side of the area and a hotel was made on the previous site of the village. The center of the area was started to be used for fishing.