Geoscience Reference
In-Depth Information
Variable
In situ
Remote sensing
Product
Status
Soil moisture
Mesonets, climate
reference networks,
regional soil moisture
networks
SMMR, AMSR, HYDROS, SMOS, ASCAT
METOP-A, ERS-Scat
Surface soil moisture (SSM)
Root-zone soil moisture
Global Soil Wetness Project
(GSWP) and Land Data
Assimiliation Schemes
(LDAS) Products
Products available from a) active
(scatterometers and radars), b) passive
(radiometers) microwave remote sensors and
c) blended soil moisture product
Global operational products available at coarse
resolution scale ([25 km)
Semi-operational, regional, products available
at medium-resolution scale ([1 km)
30? year historical soil moisture product
available for long-term analyses (WACMOS)
Potential future mission to deliver operational
soil moisture SAR product from Sentinel-1
Sea-surface
salinity
ARGO profilers,
mooring networks,
drifters, gliders,
cruises, voluntary
observing ships (VOS)
SMOS, Aquarius
Sea-Surface Salinity (SSS)
First ever synoptic monitoring for large-scale
oceanography
Large-scale river plumes and their extension
into the open ocean tracking
Freshwater barrier layers in tropical regions of
intense rain detection
Large-scale ocean currents and their salinity
fronts characterization
Surface processes monitoring in strong
evaporation areas
Evapotranspiration
Flux Towers, Flux
measurement aircraft,
gradient observations,
pan evaporation
networks
Derived from models by inputting or
assimilating vegetation indices from
environmental satellites (MODIS, MERIS)
and polar meteorological satellites (SUOMI
NPP, EPS) as well as land surface
temperature (AMSR), soil moisture (AMSR)
and precipitation (NOAA's CMORPH
technique)
No direct estimate of
evapotranspiration
High spatial and temporal resolution product
available (WACMOS)
Global product available from MODIS and
GLEAM
