Another source of critical minerals is seafloor massive sulfides, which form near hydrothermal vents along oceanic ridges. Volcanic activity reacts with seawater, fueling bursts of marine life at ...
Add Yahoo as a preferred source to see more of our stories on Google. A mechanical claw holds a polymetallic nodule, one of several seafloor sources of critical minerals. ROV-Team/GEOMAR via Wikimedia ...
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