I believe this is how [they] planned to control food and water if anyone cares to dig further.
keywords
United Nations
International Institute for Applied Systems Analysis (IIASA)
Habsburgs
FAO
GAEZ - Global Agro-Ecological Zones
http://www.fao.org/nr/gaez/en/
"The term GAEZ refers to the Agro-Ecological Zones system, developed by the Food and Agriculture Organization of the United Nations (FAO) in collaboration with the International Institute for Applied Systems Analysis (IIASA)."
Water Futures and Solutions
https://iiasa.ac.at/web/home/research/wfas/water-futures.html
GAEZ - Global Agro-Ecological Zones (2012)
https://climate-adapt.eea.europa.eu/metadata/portals/gaez-global-agro-ecological-zones