Review Article
Remote Sensing of Soil Moisture
Table 12
Sources of land surface data used in the downscaling of soil moisture and their spatial resolution and temporal repeat [
61].
| | Source | Data | Spatial resolution | Temporal repeat |
| | NLDAS | Soil moisture content (0–10 cm layer, kg/m2) | 1/8 degree (12.5 km) | Hourly | | Surface skin temperature (K) | 1/8 degree (12.5 km) | Hourly | | AVHRR | Normalized difference vegetation index (NDVI) | 5 km | Daily | | MODIS | Normalized difference vegetation index (NDVI) | 5 km | Biweekly | | Land surface temperature (K) | 1 km | Daily | | AMSR-E | Soil moisture content
(m3/m3) | 1/4 degree (25 km) | Daily | | Mesonet | Surface soil water content (0–5 cm layer) | 116~117 stations | 5 minutes | | Little Washita Watershed | Soil moisture measurement (0–5 cm layer) | 9 stations | Hourly |
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