Incheon City has embarked on securing carbon credits through blue carbon utilizing tidal flats and marine fisheries resources. Recently, the Incheon Fisheries Resources Research Institute expressed its intention to secure carbon credits through blue carbon utilizing Incheon’s tidal flats and marine fisheries resources. Blue carbon refers to the carbon absorbed by coastal ecosystems and tidal flat sediments, such as halophytes and eelgrass, and is evaluated as a key measure for addressing climate change alongside green carbon. The Incheon Fisheries Resources Research Institute has been conducting research related to eelgrass since 2005, and since 2021, it has been carrying out pilot planting of eelgrass and halophytes and carbon reduction research. In 2025, through the Korea South-East Power Field Technology Research and Development Business, ‘a