The problem of waste management in tourist attractions, especially marine debris, is a significant problem that all stakeholders should work together to find a solution. General, the concept of waste solution consist of reduction, reuse, and recycling (3Rs). Therefore, this research aimed to study the current practice waste management of Chang Island and how to achieve the 12th Sustainable Development Goal (12th SDGs) targets 12.5. This research also aimed to the reveal the problems, obstacles, and guidelines for effective implementation of waste ...