Atmosphere equilibrated CO2 concentration in ocean surface water

Range at 0°C ~25µM: at 20°C ~13 µM
Organism Biosphere
Reference Kranz SA, Young JN, Hopkinson BM, Goldman JA, Tortell PD, Morel FM. Low temperature reduces the energetic requirement for the CO2 concentrating mechanism in diatoms. New Phytol. 2015 Jan205(1):192-201. doi: 10.1111/nph.12976 p.192 left columnPubMed ID25308897
Primary Source Zeebe RE, Wolf‐Gladrow DA. 2007. CO2 in seawater: equilibrium, kinetics, isotopes. Amsterdam, the Netherlands: Elsevier Science B.V.
Comments P.192 left column: "The concentration of CO2 in the polar surface oceans is generally high as a result of the increase in CO2 solubility with decreasing temperature: atmosphere equilibrated CO2 concentration is c. 25 μM at 0°C compared to 13 μM at 20°C (primary source)."
Entered by Uri M
ID 116815