TOKYO -- Japanese conglomerate Furukawa is leveraging its terrestrial mining know-how to develop prototype equipment that can extract rare-earth elements and rare metals from the ocean floor.
Companies race to commercialize technology that can collect critical resources

A machine gathers seabed resources in a test south of Japan's Minamitorishima atoll. (Japan Organization for Metals and Energy Security)
TOKYO -- Japanese conglomerate Furukawa is leveraging its terrestrial mining know-how to develop prototype equipment that can extract rare-earth elements and rare metals from the ocean floor.