BackForward Variable: CO2

Definition
Full name CO2
Definition 3D field of amount of CO2 (Carbon dioxide, expressed in moles) divided by the total amount of all constituents in dry air (also expressed in moles)
Measuring Units ppm Uncertainty Units ppm
Horizontal Res Units km Vertical Res Units m
Stability Units ppm (Stability /decade)

 

Comment:
Last modified: 2022-05-19
Applied in OSCAR/Space Gap Analysis: Yes
Classification
  • Domain: Atmosphere
    • Sub-domain: Atmospheric chemistry
      • Variable: CO2
        • Measured in Layers:
          • PBL
  • Cross-cutting themes:

Requirements defined for CO2  (9)

This tables shows all related requirements. For more operations/filtering, please consult the full list of Requirements
Note: In reading the values, goal is marked blue, breakthrough green, threshold orange
Application-dependent Technical Priority (ATP) Magenta and Relative priority of the attributes Red

Id Variable Layer App Area ATP Uncertainty Layer/s Quality Coverage Quality Stability / decade Hor Res Ver Res Obs Cyc Timeliness Coverage Conf Level Val Date Source General Comment Application Area Comment Horizontal Coverage Comment Observation Comment Performance Comment
90 CO2 PBL Climate-AOPC (deprecated) 1 ppm
1.3 ppm
2 ppm
10 km
50 km
500 km
0.5 m
1 m
2 m
3 h
6 h
12 h
7 d
14 d
60 d
Global firm 2007-07-19 AOPC 3 ppm Acc goal and 6 ppm Acc Min
156 CO2 PBL Atmospheric Chemistry (deprecated) 2 ppm
2.7 ppm
5 ppm
50 km
100 km
500 km
6 h
10 h
24 h
3 d
4 d
7 d
Global firm 2002-05-24 GAW Report No. 159 C budget, bdry
796 CO2 2.5 Atmospheric Climate Monitoring 0.5 0.1 ppm
0.2 ppm
0.5 ppm
0.5
0.1 ppm
0.1 ppm
0.3 ppm
0.5
100 km
500 km
2000 km
0.5
100 m
1000 m
3000 m
0.5
60 min
24 h
7 d
0.5
24 h
30 d
180 d
0.5
Global firm 2023-05-03 GCOS-245: The 2022 ECVs Requirements (GCOS-245) Requirement for uncertainty is at 2-sigma
870 CO2 PBL 2.7 Atmospheric Composition Information Services in Urban and Populated Areas 0.5 ppm
1 ppm
2 ppm
0.1 ppm
0.15 ppm
0.2 ppm
0.5 km
2 km
4 km
20 m
100 m
500 m
6 min
24 h
7 d
24 h
30 d
182 d
Local firm 2022-01-05 GAW Expert Team on Atmospheric Composition Network Design and Evolution Uncertainties are provided as 2 sigma. They represent the sum of random and systematic error.
87 CO2 FT Climate-AOPC (deprecated) 1 ppm
1.5 ppm
2 ppm
50 km
100 km
250 km
1 m
1.5 m
2 m
3 h
4 h
6 h
7 d
14 d
60 d
Global reasonable 2007-07-19 AOPC 3 ppm Acc goal and 6 ppm Acc Min
88 CO2 MUS
M
Climate-AOPC (deprecated) 1 ppm
1.3 ppm
2 ppm
250 km
350 km
500 km
2 m
3 m
4 m
3 h
4 h
6 h
30 d
60 d
180 d
Global reasonable 2007-07-19 AOPC 3 ppm Acc goal and 6 ppm Acc Min
89 CO2 UTLS Climate-AOPC (deprecated) 1 ppm
1.3 ppm
2 ppm
250 km
350 km
500 km
1 m
2 m
4 m
3 h
4 h
6 h
30 d
60 d
180 d
Global reasonable 2007-07-19 AOPC 3 ppm Acc goal and 6 ppm Acc Min
91 CO2 TC Climate-AOPC (deprecated) 1 ppm
1.3 ppm
2 ppm
50 km
100 km
500 km
3 h
4 h
6 h
30 d
60 d
180 d
Global reasonable 2007-07-19 AOPC