‘Dark Oxygen’ Is Coming from These Ocean Nodules, and We Don’t Know How

Polymetallic nodules litter a stretch of ocean between Mexico and
Hawaii. They contain metals, such as manganese and cobalt, that
mining companies want to use for battery production. Researchers
recently found that these seafloor blobs might make their own
oxygen—and no one knows exactly how. Scientific American’s
associate news editor Allison Parshall explains the hype behind
this “dark oxygen.” Recommended reading: ‘Dark Oxygen’ Discovered
Coming from Mineral Deposits on Deep Seafloor
https://www.scientificamerican.com/article/dark-oxygen-discovered-coming-from-mineral-deposits-on-deep-seafloor/
Earth’s Coral Reefs Face a New, Deadly Mass Bleaching. They Can
Still Be Saved
https://www.scientificamerican.com/article/earths-coral-reefs-face-a-new-deadly-mass-bleaching-they-can-still-be-saved/ 
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