Coastal erosion, especially in West Africa, has already displaced communities, with economic losses costing about 2.3% of GDP in Togo alone. In the past 60 years, sea temperatures in the Western Indian Ocean increased 0.6 C, triggering mass coral bleaching and deadly climate-related disasters across the region. The economic cost of the 1998 coral bleaching event to Zanzibar and Mombasa was in the tens of millions of dollars. The natural cost is still unknown.
We are all too aware that difficult times lie ahead for coastal communities