Sea-floor nodules raise oxygen levels in the deep ocean, suggesting they may have a valuable role in ecosystems and adding to concerns about the impact of deep-sea mining. advertisement.

Deep-sea mining could impact marine life stretching from the tiniest bottom dwellers to apex predators like swordfish and ...

Scientists have found evidence that the metallic nodules found on the Pacific Ocean seafloor are producing "dark oxygen." The post Deep-Sea Nodules Producing ‘Dark Oxygen,’ Study Finds first ...

Now a new study suggests the nodules are able to produce oxygen about 4,000 m below the ocean’s surface (Nat. Geosci. 2024, DOI: 10.1038/s41561-024-01480-8). Credit: Camille Bridgewater (2024) ...

Large swathes of the deep-sea floor contain nodules of the critical minerals cobalt, copper, manganese and nickel. "This is an exciting opportunity for the U.S.," Gerard Baron, ...

The battle over mining mineral-rich deep sea 'nodules' United Nations (United States) (AFP) – They might look like pebbles strewn across the seafloor, but to the unique animals of the ocean deep ...

Many deep-sea life-forms are reliant on the polymetallic nodules, which form slowly. Here, a branching bryozoan uses a nodule as a surface on which to grow. NHMDeepSea Group/Natural History Museum, UK ...

A study in the journal Nature Geoscience suggested that deep-sea nodules, which contain metals such as nickel critical for electric-vehicle batteries, ...

As part of a continuing study of the sources and distribution of heavy metals in deep sea materials, ... R. Mercury Content of Deep-sea Manganese Nodules. Nature 219, 54–55 (1968). https: ...

The nodules' role in marine ecosystems may be much more significant than first thought, meaning that deep-sea mining to harvest the nodules could have unknown and potentially disastrous effects.

Deep sea nodules could be making their own oxygen without sunlight. By Andrew Paul. Published Jul 22, 2024 11:00 AM EDT. The formations can be found as deep as 20,000 feet below the ocean's surface.

Sea-floor nodules raise oxygen levels in the deep ocean, suggesting they may have a valuable role in ecosystems and adding to concerns about the impact of deep-sea mining By Madeleine Cuff 22 July ...