Quote:
Originally Posted by Arragonis
I note they term CO2 a long lived gas - how long does it last - e.g. if I breathe out now when does the CO2 content get removed, and where does it go ?
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How much CO2 has been
sequestered in oceans over the 4.56-billions of year of earths existance? Over one-fifth of earth crust is carbonates (~22%).