Japanese researchers have found more than 200 million tons of manganese nodules rich in rare metals on the seabed near Minamitorishima, a remote Tokyo island. https://www.japantimes.co.jp/news/2024/06/22/japan/science-health/tokyo-island-rare-metals-find/ #japan #sciencehealth #rareearths #oceans #universityoftokyo #nipponfoundation #batteries