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A comment on Is carbon capture a viable solution?. Parent comment
silicates + CO2 --> silica + carbonates
is mildly exothermic. This is why most of the carbon on Earth is in rocks, not in the atmosphere.
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silicates + CO2 --> silica + carbonates
is mildly exothermic. This is why most of the carbon on Earth is in rocks, not in the atmosphere.