This is a stage-structured population growth model of the Loggerhead Turtle based on the model developed by Crouse et al. (1987). 

Australian health care challenges, inspired by Gene Bellinger's AI gemini causal loop modelling of US healthcare posted to substack in Jan2026

Causal loop diagram of the John Baez 2023 article Compositional Modeling with Stock-Flow Diagrams describing work with Nate Osgood on System dynamics epidemiology models based on my Gemini interaction using Gene Bellinger's AI prompts