Almost entire ground-level of Northern Hemisphere covered in radioactive fission product after 3/11 (GRAPHIC) — Study: “The impact of Fukushima radioxenon releases on the worldwide Xe-133 background must be investigated”

Almost entire ground-level of Northern Hemisphere covered in radioactive fission product after 3/11 (GRAPHIC) — Study: “The impact of Fukushima radioxenon releases on the worldwide Xe-133 background must be investigated”