Before revision: Project Kaisei (from 海星, kaisei, "ocean planet" in Japanese) is a scientific and commercial mission to study and clean up the Great Pacific Garbage Patch, a large body of floating debris trapped in the Pacific Ocean by the currents of the North Pacific Gyre.
After revision: plastic and marineProject Kaisei (from 海星, kaisei, "ocean planet" in Japanese) is a scientific and commercial mission to study and clean up the Great Pacific Garbage Patch, a large body of floating debris trapped in the Pacific Ocean by the currents of the North Pacific Gyre.