News Headline
Oxygen-starved oceans can take a million years to recover
Source
Cosmos
Publication Date
2017-05-15
About 183 million years ago something disrupted the Earth’s carbon cycle, which triggered a sudden drop in the oxygen levels of the world’s oceans, initiating a mass extinction of marine species.
Content
https://cosmosmagazine.com/climate/oxygen-starved-oceans-can-take-a-million-years-to-recover