A deep dive into the complexities of deep-sea mining, with Andrea Koschinsky

CSmith deep sea cnidarian
A cnidarian (Relicanthus sp.) with 8-foot long tentacles attached to a dead sponge stalk on a manganese nodule in the eastern Clarion-Clipperton Zone. Credit: Diva Amon and Craig Smith.

The world’s growing population increases the already heavy demand on mineral resources on land, and so people are looking once more to the minerals found on the ocean floor, sometimes buried thousands of meters below the surface. The November 2018 issue of IEAM contains a critical review that explores the complexities of deep-sea mining, including the environmental, legal, economic, and societal impacts. In this episode we speak with lead author Andrea Koschinsky to learn more about this fascinating topic and the long road ahead to make it a reality.

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