http://www.test.bbcnewsd73hkzno2ini43t4gblxvycyac5aw4gnv7t2rccijh7745uqd.onion/news/science-environment-68576735
Image source, ROV-Team Kiel 6000, GEOMAR Image caption, Potato-sized lumps on the seabed contain crucial battery minerals including copper and cobalt Green campaigners say there are sufficient supplies of the metals on land and no ocean mining should be allowed until the deep-sea environment, and the impact mining will have on it, are much better understood.