At the close of the fourth international scientific conference events for environment and sustainable development organized by the environmental research center at the University of technology in cooperation with the Arab Union for sustainable development and environment held in Cairo, Egypt, the  president of university Prof  Dr.Amen Dawie thamer Esquire The head of the Department Prof Dr.Wisam  Kazim Hamdan esteemed shield for his participation in the fourth international scientific conference for environment and sustainable development and for being a member of the Supervisory Committee at the Conference.