THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
Measurements > Land >
Vegetation >
Above Ground Biomass (AGB)


Measurement Definition*: Total amount of vegetation in a reference area - Physical unit: [ t/ha (tons/hectare) ] - Accuracy unit: [ t/ha ]
InstrumentStatus/
Accuracy
Instrument DescriptionMeasurement TechnologyTimeline
ATLAS
Advanced Topographic Laser Altimeter System
Operational
Provide date on ice sheet height and sea ice thickness, land altitude, aerosol height distributions, cloud height and boundary layer height.n/a
C-Band SAR
C-Band Synthetic Aperture Radar
Operational
Marine core services, land monitoring and emergency services. Monitoring sea ice zones and arctic environment. Surveillance of marine environment, monitoring land surface motion risks, mapping of land surfaces (forest, water and soil, agriculture), mapping in support of humanitarian aid in crisis situations.n/a
GEDI
Global Ecosystem Dynamics Investigation Lidar
Operational
This project will use a laser-based system to study a range of climates, including the observation of the forest canopy structure over the tropics, and the tundra in high northern latitudes.n/a
PALSAR-2 (ALOS-2)
Phased Array type L-band Synthetic Aperture Radar-2
Operational
Disaster Monitoring, Land monitoring, Agricultural Monitoring, Natural Resource Exploration, Global Forest Monitoring, Potential use and interferometry.n/a
SAR (RADARSAT-2)
Synthetic Aperture Radar (SAR) C band
Operational
All-weather images of ocean, ice and land surfaces. Used for monitoring of coastal zones, polar ice, sea ice, sea state, geological features, vegetation and land surface processes.n/a
SAR-L
L-Band Synthetic Aperture Radar
Operational
Land, ocean, emergencies, soil moisture, interferometry, others.n/a
S-band SAR
S-band SAR
Operational
SAR imagery for a range of applications including agriculture, maritime and forestryn/a
P-Band SAR
P-Band Synthetic Aperture Radar
Being developed
Forest biomass monitoringn/a
SAR (RCM)
Synthetic Aperture Radar (SAR) C band
Being developed
All-weather, C-band data to support ecosystem monitoring, maritime surveillance and disaster management.n/a
L-band SAR (NISAR)
L-band Synthetic Aperture Radar (SAR) (NISAR)
Approved
3-year mission to study solid earth deformation (earthquakes, volcanoes, landslides), changes in ice (glaciers, sea ice) and changes in vegetation biomassn/a
ALOS-4 SAR (L-band)
ALOS-4 SAR (L-band)
Proposed
 n/a
L-Band SAR
L-Band Synthetic Aperture Radar
Proposed
Global observation of dynamic processes in the bio-, cryo-, geo- and hydrosphere.n/a
* Description adapted from WMO.
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