Are you being sarcastic? I think this defeatist attitude is shit, and people need to focus on real practical cheap solutions rather than doomerism. Algae is the best solution we have, it already does most of the job for us.

https://www.sciencedaily.com/releases/2023/10/231025185159.htm

The key to bringing global net-zero goals into reach may be algae, say researchers. Studies show impressive success of certain microalgae varieties to remove CO2 from the atmosphere then break it down into useful materials.