At the present world, Sustainable Development is Important to meet the needs of the present without compromising the ability of future generations to meet their own needs. Therefore, we have chosen the theme “Towards A Green Future” of the 4^th International Conference on Sustainable Development, 2020 (4^th UIU-ICSD 2020). This conference creates a unique opportunity to bring stakeholders from many sectors together to share practical solutions towards the achievement of more sustainable and inclusive societies. This conference aims to create a research-based knowledge-sharing platform to notify Policy decisions, Research activities towards attaining the challenges of sustainable development at national, regional and international levels. The Institute of Development Studies and Sustainability (IDSS), United International University (UIU), Bangladesh organize this conference once in a year.