Description: Microplastics and marine pollution are emerging environmental issues around the world. In South Korea, styrofoam buoys are one of the primary sources of microplastics. The article addresses current limitations regarding environmental efforts done to reduce styrofoam buoys at governmental and company levels. The article introduces one solution to the problem, a new eco-friendly buoy made of biodegradable material with enhanced durability and sustainability. The article proposes potential campaigns and activities to raise awareness of the issue and encourage using eco-friendly buoys.