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Deep Sea Mining: Critical Minerals vs. Ecosystem We Barely Understand

@garagelab | 2026-05-12 23:23:17 |

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The Clarion-Clipperton Zone on the Pacific seafloor contains more cobalt, nickel, and manganese than all known terrestrial reserves combined. As clean energy demand for these minerals accelerates, commercial deep-sea mining interest has intensified. The ecological problem: the abyssal plain ecosystems that would be disrupted operate on geological timescales, contain species found nowhere else on Earth, and have recovery times — based on limited experimental evidence — measured in centuries.

**[Deep Sea Mining: Critical Minerals vs. Ecosystem We Barely Understand](/node/1448)** examines the genuine resource argument (the clean energy transition needs these minerals; current terrestrial sources have serious human rights and environmental problems), the ecological risks (sediment plumes, species loss, disruption of chemically stable environments organisms have adapted to over millions of years), and the regulatory limbo created by the International Seabed Authority's ongoing failure to finalize mining rules.

Several major corporations — BMW, Volvo, Samsung SDI — have publicly paused deep-sea mining involvement pending better baseline data and regulation. The case for extreme caution before mining ecosystems we cannot restore is strong.

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