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Actual Evapotranspiration


ETa estimates the actual water evaporated from the soil and transpired by the vegetation at all stages of crop development and all levels of crop stress. (FAO 1998)

GEOGLAM Agriculture Indicator Category
Agricultural Land Includes or is Indicated by

Each nationally relevant crop type, accounting for ~80% of total area under production, all irrigated crops or water managed crops

Within Season Requirements:
Application or Policy Supported Related Variables Frequency of Update Spatial Unit

SDG 6.4, drought, climate adaptation, irrigation management

Daily - monthly, within each season

Field / administrative unit