Dark oxygen | Icycol

Dark oxygen is oxygen produced without sunlight, unlike oxygen produced on the Earth’s surface by photosynthesis. The oxygen is produced when potato-shaped metallic lumps, called “polymetallic nodules”, react with salt water. These nodules are made of rare metals that have been deposited over millions of years. The discovery was made in the Pacific Ocean’s Clarion-Clipperton Zone (CCZ), at a depth of 13,000 feet. Some marine scientists are concerned that mining companies’ plans to collect the no

Evidence of Dark Oxygen has been discovered on the ocean floor. | Hashem Al-Ghaili

How 'Dark Oxygen' Is Created 4000 meters Deep Into The Ocean