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Partial Pressure of CO2 in Atmosphere (PCO2ATM)

Partial Pressure of CO2 in Atmosphere refers to the pressure that would be exerted by CO2 if all other gases in the atmosphere were removed. pCO2 in the air is determined optically by measuring the absorbance by CO2 in the infrared range.

Instrument Classes

The following instrument classes include this data product:

Typical Units
µatm

Sampling Regime
Air-Sea Interface