This book contains the abstracts of the Fourth International Conference on Applied Science, Energy and Environment organized by the Faculty of Education of Tishk International University with the sponsorship of LEYBOLD Company. The purpose of the ICASEE-2017 is to bring together researchers and practitioners interested in Applied Science, Energy and Environment to share their research findings in the fields of science, alternative energy, eco-friendly energy sources and environmental concerns. This is in order to develop strategies and out plans for better involvement of science in the community and better environment. ICASEE-2017 received 77 papers submissions from 32 different universities and institutions. … Continue reading ICASEE 2017