Hodo Island is located a few kilometers off the coast of Boryeong and was vulnerable to the 2007 oil spill in Taean area to the north . Hundreds of volunteers have been working to improve the area and prevent the oil from returning to the sea by the tides . Many of the volunteers came from the public schools as a result of a direct appeal by the South Korean government relayed through the provincial school districts
2007 oil spill
2007 South Korea oil spill
Boryeong