南鳥島沖の海底からレアアースを含む泥の回収に成功した探査船「ちきゅう」が、14日母港である清水港に帰港しました。
The realm of Earth observation has been reshaped by the integration of satellite technology, with long-term observations crucial in deciphering the complex ...
Japanese researchers have reportedly succeeded in mining mud thought to contain rare earth elements from a seabed some 5,700 meters underwater. The exploration vessel Chikyu, operated by the Japan ...