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Carbon Cycle - Coggle Diagram
Carbon Cycle
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Key words
Gigatonne
This equals one billion tonnes, or one trillion Kg
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Carbon Pathways
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Ocean-Atmosphere
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Co2 dissolved in the surface of the ocean can be transferred to the deep ocean in areas where cold dense surface waters sink
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Land-Ocean
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rainwater containing weak carbonic acid reacts with limestone to produce soluble calcium bicarbonate
some carbon is returned to the atmosphere by volcanism. the carbon is released from the melting of rocks when subduction occurs at plate boundaries
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