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Deep-sea mining: Curse or cure?

The Real Story

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The Impact of Rare Metals on the Sea Bed

This week, we're looking at climate change and the impact of getting rare metals out of the sea. We heard about the polymetallic nodules that exist 4,000 to 6,000 feet below the surface on the sea bed. The International Sea Bed Authority could eventually license their abstraction. And whether this debate could be as much about geopolitics as it is about climate.

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