TreesAndSeasons - gama-platform/gama GitHub Wiki
Path: Library models/Toy Models/Art/L-Trees/models/Tree and Seasons.gaml
https://github.com/gama-platform/gama.old/blob/GAMA_1.9.2/msi.gama.models/models/Toy%20Models/Art/L-Trees/models/Tree%20and%20Seasons.gaml