The U.S. push to mine international waters for metals defies global efforts to control and protect these fragile ecosystems.

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.

A new autonomous underwater vehicle (AUV) imaged a previously unexplored portion of the seafloor in ultra-deep waters near ...

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 ...

As international regulations for deep-sea mineral extraction near completion, Congress is recognizing the strategic role polymetallic nodules can play in bolstering U.S. national security the ...

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

It could also be that it’s just simply acting as a battery. And at that point, just like any battery will empty out at some point, some of these nodules– or many of them– will probably not be active ...

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) ...

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 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 ...

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 ...

As international regulations for deep-sea mineral extraction near completion, Congress is recognizing the strategic role polymetallic nodules can play in bolstering U.S. national security the economy, ...