A large amount of plastic waste was found in the deep sea about 500 km offshore of Japan, and the amount of waste is estimated to be up to 7,000 per square kilometer, according to a survey by the Japan Agency for Marine-Earth Science and Technology.
A large amount of plastic waste was found in the deep sea about 500 km offshore of Japan, and the amount of waste is estimated to be up to 7,000 per square kilometer, according to a survey by the Japan Agency for Marine-Earth Science and Technology.