Okinawa authorities started removing a massive amount of pumice stones from the coast of the main island Friday that drifted ashore following an underwater volcanic eruption earlier this year, disrupting fishing and tourism.The removal started at the fishing port of Hentona in Kunigami, a village located in the northern part of Okinawa, with a prefectural government official saying the "unprecedented" operation could take two to three weeks to complete.The port has been swamped with floating pumice stones, making it difficult for fishermen to set out to sea. Two shovel loaders were seen sco…READ FULL ARTICLE