‘Dark oxygen’ produced by metals on deep-ocean floor, study finds
![‘Dark oxygen’ produced by metals on deep-ocean floor, study finds](https://static.independent.co.uk/2024/07/22/17/22165740-b4edec31-5734-4329-ab1b-6672f825b8b2.jpg?width=1200&auto=webp)
It was previously thought that only photosynthetic organisms such as plants and algae generate Earth’s oxygen.
It was previously thought that only photosynthetic organisms such as plants and algae generate Earth’s oxygen.