The International Institute for Applied Systems Analysis (IIASA) and the Food and Agriculture Organization of the United Nations (FAO) have been continuously developing the Agro-Ecological Zones (AEZ) methodology over the past 40 years for assessing agricultural resources potentials.

With each update of GAEZ, the issues addressed, the size of the database and the increased result options are part of new GAEZv4 Data Portals providing interactive access of data and results to users. This user Guide provides information and examples on how to navigate through the platform and extract the needed information. The user guide provides information about (1) basic information about the data limitation and the disclaimer, (2) GAEZ Data Searching, (3) Navigation menu, (4) Dataset Selection, (5) GAEZ mapping interface, (6) GAEZ data portal login and download.