Sea level rise and the resulting coastal erosion affects the island’s hotels and beaches, one of the main draws for tourism, said Ruperto Chaparro, director of the Puerto Rico Sea Grant Program. (Janice Cantieri/MEDILL)

Sea level rise and the resulting coastal erosion affects the island’s hotels and beaches, one of the main draws for tourism, said Ruperto Chaparro, director of the Puerto Rico Sea Grant Program. (Janice Cantieri/MEDILL)

Sea level rise and the resulting coastal erosion affects the island’s hotels and beaches, one of the main draws for tourism, said Ruperto Chaparro, director of the Puerto Rico Sea Grant Program. (Janice Cantieri/MEDILL)