China was the primary source of the ocean-borne garbage, followed by Taiwan, Japan, Malaysia, Vietnam, Hong Kong, Russia, Indonesia, the U.S., Britain, the Netherlands, and the Philippines.
South Korean refuse is no stranger to foreign shores, either. Japan has become particularly sensitive regarding an inflow of Korean sea waste.
In 2003 and 2005, Japan sent marine security officials to South Korea’s Ministry of Maritime and Fisheries to ask Seoul to set up countermeasures regarding the influx of sea waste from Korean shores.
In one Japanese prefecture, Ishikawa, about 38 percent of the total garbage washed up came from South Korea, according to a research survey. Only seven percent of the waste was from China and Thailand.
In another Japanese prefecture called Kanakawa, about 70 percent of plastic waste came from overseas and of that waste, 80 percent originated from North and South Korea.
In 2001, one northern coastal area of Brazil found waste from 48 countries on five continents, including South Korean bottleshankyoreh