ECV Products and Requirements for Inorganic Carbon
These products and requirements reflect the Implementation Plan 2016 (GCOS-200). GCOS is reviewing and will update the requirements until 2022. More information on: gcos.wmo.int.
PRODUCT | DEFINITION | FREQUENCY | RESOLUTION | REQUIRED MEASUREMENT UNCERTAINTY | STABILITY | STANDARDS/ REFERENCES |
Interior ocean carbon storage. At least 2 of: Dissolved Inorganic Carbon (DIC), Total Alkalinity (TA) or pH | Interior ocean carbon storage, calculated from at least two of Dissolved Inorganic Carbon, Total Alkalinity or pH. [mol C kg-1] | decadal | Every 20° | TA/DIC ±2 μmol kg-1M; pH ±0.005 | ||
pCO2 (to provide Air-sea flux of CO2) | Surface ocean partial pressure of CO2 μatm] | Weekly to decadal | Every 10°, (Denser in the coastal domain, surface) | ±2 μatm |