Can’t reply to the dead post. But in case the author wanted to learn something: Yes you are correct, most carbon is cycled through the oceans. Problem is that

Can’t reply to the dead post. But in case the author wanted to learn something: Yes you are correct, most carbon is cycled through the oceans. Problem is that we’ve been moving non-cycling carbon from fossils sources into that cycle. Here’s a good animated model https://youtu.be/dwVsD9CiokY https://youtu.be/dwVsD9CiokY