Why are we even trying to suck it out of the sky, if we could much easier suck it out of the oceans, where it is 150 times more concentrated, and then let the o

Why are we even trying to suck it out of the sky, if we could much easier suck it out of the oceans, where it is 150 times more concentrated, and then let the oceans suck it out of the sky as they have done for the whole time. This paper https://newsroom.ucla.edu/releases/using-seawater-to-reduce-co2-in-atmosphere https://newsroom.ucla.edu/releases/using-seawater-to-reduce-... two years ago said that it would need solar plants worth less than the COVID stimulus bill, and it would produce H2, soft water and limestone, all of which can be sold and can displace fossil sources.