This is wild! "Dark" oxygen produced at the bottom of the ocean, possibly by natural electrolysis associated with the polymetallic nodules that are the major talked for deep sea mining.
So crazy that for years, the scientists who discovered this refused to believe their sensors were working properly.
https://www.cnn.com/2024/07/22/science/dark-oxygen-discovery-deep-sea-mining/index.html
#geology #DeepSeaMining