Does anyone know how many gigatons of carbon dioxide in the atmosphere constitute 1 ppm?
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I can give you the total mass of the atmosphere : 5.148 x 10^18 kg.
Then the standard conversion 5.148 zeta-grams to 5.66 exa-tons.
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"Each part per million by volume of CO
2 in the atmosphere represents approximately 2.13 gigatonnes of carbon, or 7.82 gigatonnes of CO2"
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