Research unit of Water Desalination in the Department of Building and Construction Engineering in collaboration with the Environmental Research Center , the Ministry of Water Resources and  the World Association of water - Iraq branch has held a specialized scientific symposium entitled (the concept of sustainable development in the development of water resources) in 6 / March / 2017.Symposium was held at the Department of Building and Construction Engineering Hall. Symposium was attended by professors and masters of different the terms of reference. They gave different specialized lectures in this vital scientific field.