A small island state of 750,000 inhabitants, the Union of the Comoros is particularly vulnerable to climate change, like other small island developing states (SIDS). The main hazards impacting the Union of the Comoros are: temperature increase; sea ​​level rise (erosion and submersion); more intense tropical cyclones, changing precipitation patterns; modification of the wind regime; ocean acidification and changing of fundamental cycles. In addition, the economy of the Union of the Comoros is heavily dependent on agriculture which accounts for about 50% of its Gross Domestic Product (GDP) and the vast majority of the population lives in coastal areas. Despite its low contribution to greenhouse gases, the Union of the Comoros wants to pursue the objective it has set of being a carbon sink and thus contributing to the the global decarbonization efforts.