ENVIRONMENT

Polymetallic nodules may be a source of under-water oxygen

New research suggests that polymetallic nodules can produce oxygen without light

 A field of manganese nodules in the deep waters next to Hawaii. Photo: NOAA Office of Ocean Exploration and Research, 2015 Hohonu Moana / The American Ceramic Society

A field of manganese nodules in the deep waters next to Hawaii. Photo: NOAA Office of Ocean Exploration and Research, 2015 Hohonu Moana / The American Ceramic Society

A recent study published in Nature Geoscience has revealed that polymetallic nodules may play a more important role on the seafloor than previously thought.  A team led by Andrew Sweetman from the Scottish...

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