This project aims to develop and install barriers in small and medium-sized rivers in Malang, East Java, Indonesia to control plastic waste. The project also involves inviting the local community to participate in cleaning up the river and educating them about the importance of not throwing garbage in the river. The goal is to make a positive impact on the environment and society while promoting the Nouns branding. The project is seeking funding of 0.72 ETH, with 0.06 ETH allocated for each barrier and 0.28 ETH for installation, maintenance, and documentation.