For more than 50 years, the sea has been eating away at the coastal community of Atafona in São João da Barra municipality, in Brazil’s Rio de Janeiro state. For the residents, waiting for a solution, the future is uncertain.Atafona is experiencing one of Brazil’s worst coastal erosion disasters. Experts cite a range of drivers for the phenomenon, including human action and the effects of climate change on a coastal area whose occupation has always lacked planning.The first reports about the problem came in 1954, on the island of Convivência, which has now been virtually swallowed up by the se…