The EF estimation in the GEFC package includes 4 subsequent steps:
- Select a Data Source
- Display Hydrological Characteristics
- Calculate EFs
- Display Estimated Reference and Environmental Monthly Flow Time Series
The above image is an illustration of progressive zooming in the Global Environmental Flow Calculator from the main screen to the individual river basins and data cells seen at a higher zoom level (b) Display of the actual selected monthly flow data and other hydrological characteristics / time series calculated from it.
Above, The graphed and tabulated Reference and Environmental Flow Duration Curves (b) Display of Estimated Reference and Environmental Flow Time Series