“4th Global Congress on Renewable Energy and Environment (GC-REE 2016)" aims to gathering of professors, environmental scientists, engineers, scientists, technologists, planners, managers, innovators, policy makers, students, Energy and power ministries, Energy, soil and water manufacturers, fuel producers, global buyers and suppliers from the power, petroleum and renewable energy industries and others interested in sharing ideas, knowledge and experiences. The major objective is to provide a unique environment to share innovative practices, cutting-edge research and unique experiences as well as strategies. So, we invite all colleagues, researchers, academicians, government workers, graduate students, teachers, environmental volunteers, project leaders and NGO members around the world to submit their original research articles and review papers to this leading international conference.