Tokyo, Japan (SPX) Oct 27, 2025 Researchers from the Institute of Earth Environment, Chinese Academy of Sciences have analyzed the movement and spread of radioactive iodine isotopes in the northern coastal region of the South China Sea, an area with a high concentration of nuclear power plants. Leading the study, Jinxiao Hou, Dr. Xiaolin Hou, and Dr. Yanyun Wang used comprehensive seawater sampling and ultra-trace analytical t