This book includes the papers presented in International Conference on Advanced Science and Engineering 2019 (ICOASE2019), which held in Duhok, Kurdistan Region-Iraq, on April 2-4, 2019. The conference is organized by both the University of Zakho and Duhok Polytechnic University. The conference, and consequently these proceedings, aimed to give more concrete expression to the natural sciences and engineering applications with a new multilateral scientific forum that emphasizes the vulnerability and proactive remediation from an Earth and Environmental point of view.