Ana kiran ma'adanai masu mahimmanci a matsayin "man na karni na 21," yayin da karuwar bukata ke haifar da talauci da gurbata muhalli a kasashe matalauta.
Wata ฦungiyar bincike ta Majalisar ฦinkin Duniya kan ruwa ta gano cewa ma'adanai masu mahimmanci kamar lithium, cobalt, da nickel suna zama "man ฦarni na 21," yayin da gaggawar neman...