Scientists have discovered “dark oxygen” being produced in the deep ocean, apparently by lumps of metal on the seafloor.

About half the oxygen we breathe comes from the ocean. But, before this discovery, it was understood that it was made by marine plants photosynthesising - something that requires sunlight.

Here, at depths of 5km, where no sunlight can penetrate, the oxygen appears to be produced by naturally occurring metallic “nodules” which split seawater - H2O - into hydrogen and oxygen.

Several mining companies have plans to collect these nodules, which marine scientists fear could disrupt the newly discovered process - and damage any marine life that depends on the oxygen they make.

  • porous_grey_matter
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    5 months ago

    The review standards for nature geoscience are pretty high, I think they will have thought of that

    • AmidFuror@fedia.io
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      5 months ago

      Nature journals have published plenty of wrong and sometimes fraudulent work. I agree it is difficult to publish in them, but that’s no guarantee.

      I could definitely be wrong, but time will tell.

      • porous_grey_matter
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        5 months ago

        Sure they have; nonetheless the chances are dramatically lower than elsewhere. When they do that, it’s news.