One of the mangrove forest areas in Dumai City is the Muara Sungai Masjid Mangrove Forest Area located in Purnama Dumai District, precisely in the Marine Station mangrove area and the Bangsal Aceh area which has a fairly large area and great potential as a carbon absorber from the atmosphere, so the existence of mangrove forests needs to be maintained to maintain carbon stability in the atmosph…