Kerala, the state blessed which was always been blessed with rain have been experiencing meteorological drought continuously for many years.The soil moisture map for the state as on 14th March 2018 reveals much about the condition.The districts of Palakkad and Malappuram like the previous years are experiencing less soil moisture, which if not controlled by water harvesting measures or any other means would turn into a drought which in turn leads to a shortage in drinking water as most of the population depends on groundwater.
The image shows the soil moisture map for Kerala state for 14-Mar-2018. The map is prepared by merging data from multiple satellites using the vikleda algorithm.
Some of the applications where soil moisture is useful are:
- Optimal irrigation in farms
- Identify areas being over-irrigated
- Improved flood risk estimation
- Monitor agricultural drought in near real time
- Improved weather forecast
- Analyse the impact of an irrigation project
- Identify the irrigated area by an irrigation source
- Automatic billing of farm based on the actual irrigation
- Estimation of actual evapotranspiration taking place
- Estimation of area getting degraded
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