• fckreddit@lemmy.ml
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    5 months ago

    I don’t know. What do you think is the concentration of CO2 in the sea water? I am just not convinced.

    • Rob Bos@lemmy.ca
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      5 months ago

      The concentration isn’t as important as the difficulty to remove it. It’s still a hard problem, but rock weathering is one way to accomplish it, but it would need a lot of exposed rock surface.

      • fckreddit@lemmy.ml
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        5 months ago

        Not just a lot of exposed rock surface. But also, there are energy costs for pumping water to the exposed surface. Factoring in the efficiency of the carbon removal from the water, I find it hard to believe it is a good solution.

        Wouldn’t it be better if we focus on better sources of energy? I am no expert, but I know about it more than a common man due to my academic background in civil engineering.