| CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
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Measurements > Land >
Soil moisture >
Soil moisture in the roots region
  | Measurement Definition*: Sub-soil vertical profile of the fractional content of water in a volume of wet soil. Requested from surface down to ~ 3 m - Physical unit: [ m3/m3 ] - Accuracy unit: [m3/m3 ].
Thematic Links |
| Instrument | Status/
Accuracy | Instrument Description | Measurement Technology | Timeline |
LTI
Laser Tracking Instrument | Approved
| The aim of MAGIC is to obtain high-resolution measurements in space and time and include the capability to determine the variations in gravity field due to mass change in hydrology, cryosphere, oceanography, solid Earth and climate change signals so as to serve science and operational products including emergency services. | n/a |  |
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* Description adapted from WMO.
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