Requirement details

Name	Carbon dioxide
Note	Measurements should be representative for a large region and not influenced by local sources and sinks.
Dissemination	NRT Service
Quality Control Procedure	Automatic
Group	Atmosphere
Status	-
Uncertainty	0.5 ppm 0.2 ppm 0.1 ppm
Update Frequency	2 w 1 d 1 h
Timeliness	1 yr 1 m 1 d
Scale
Horizontal resolution
Vertical resolution
Essential variables	Atmosphere - Atmospheric Composition - Carbon dioxide, methane and other greenhouse gases
State	Draft
Created on	March 11, 2018, 5:58 p.m.
Last updated on	Oct. 2, 2020, 2:57 p.m.

Product	Level of definition	Relevant for	Criticality	Barriers	Created on	Last updated on
Flux inversion reanalysis of global CO2 (surface fluxes and atmospheric concentrations)	Reasonable	Calibration and validation	Essential	Coverage	March 12, 2018, 8:59 a.m.	Nov. 9, 2020, 1:31 p.m.
European anthropogenic emissions	Reasonable	Calibration and validation	Essential	Availability, Coverage	March 11, 2018, 5:59 p.m.	Nov. 9, 2020, 1:31 p.m.
Biomass burning emissions based on Fire Radiative Power satellite observations	Reasonable	Product generation	Desirable	Coverage	March 29, 2018, 9:51 a.m.	Nov. 9, 2020, 1:31 p.m.
Global anthropogenic emissions	Reasonable	Calibration and validation	Essential	Availability, Coverage	March 11, 2018, 6 p.m.	Nov. 9, 2020, 1:31 p.m.
Global forecasts of CO2	Reasonable	Product generation	Essential	Accuracy, Coverage	Feb. 25, 2021, 3:18 p.m.	Feb. 25, 2021, 3:18 p.m.
CAMS global greenhouse gas reanalysis / Atmospheric Composition Reanalysis EGG4	Reasonable	Calibration and validation	Essential	Coverage, Timeliness	July 27, 2022, 12:35 p.m.	July 27, 2022, 12:35 p.m.

Data	Level of compliance	Created on	Last updated on
ICOS NRT data products	Partially	March 11, 2018, 5:58 p.m.	Nov. 9, 2020, 1:31 p.m.
ICOS atmospheric composition data products	Partially	March 31, 2018, 10:07 a.m.	Nov. 9, 2020, 1:31 p.m.
OBSPAC groundbased in-situ carbon dioxide dataset	Fully	July 28, 2022, 8:03 a.m.	July 28, 2022, 8:03 a.m.