We really must mess up again and deep ocean mining might be just that.  Extract below:

Scientists have discovered “dark oxygen” being produced in the deep ocean, apparently by lumps of metal on the seafloor.

About half the oxygen we breathe comes from the ocean. But, before this discovery, it was understood that it was made by marine plants photosynthesising – something that requires sunlight.

File Type: amp
Categories: All Categories, Energy, Environment, Science
Tags: Ocean, Oxygen
Author: Victoria Gill