BackForward Variable: Soil moisture (in the roots region)

Definition
Full name Soil moisture (in the roots region)
Definition Sub-soil 3D field of the fractional content of water in a volume of wet soil. Requested from surface down to ~ 3 m
Measuring Units m3 /m3 Uncertainty Units m3 /m3
Horizontal Res Units km Vertical Res Units
Stability Units m3 /m3 (Stability /decade)

 

Comment:
Last modified: 2019-09-30
Applied in OSCAR/Space Gap Analysis: Yes
Classification
  • Domain: Terrestrial
    • Sub-domain: Land surface
      • Variable: Soil moisture (in the roots region)
        • Measured in Layers:
          • Root
  • Cross-cutting themes:

Requirements defined for Soil moisture (in the roots region)  (1)

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
822 Soil moisture (in the roots region) Root 2.5 Atmospheric Climate Monitoring 0.5 0.04 m3 /m3 0.01 m3 /m3 1 km
25 km 		24 h Global reasonable 2025-08-08 GCOS-200: The Global Observing System for Climate: Implementation Needs (Published 2016) Requirements in the GCOS-200 IP, Annex A, are only specified at the goal level. Requirements for stability in the GCOS IP are specified per year. 8 Aug 2025: PoC of AA 4.2 requested to archive these requirements under 2.5, because this GCOSTOPC variable will be moved under AA .4.2. The change was supported by PoC and the owner of AA 2.5.