posted by Mike .
Why is the ocean described as the world’s largest carbon sink?
Sink/Sources in the carbon cycle?
Carbon movement through the marine carbon cycle.
Since this is not my area of expertise, I searched Google under the key words "'carbon sink' ocean" to get these possible sources:
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.