# Causal Factors in History
```mermaid
stateDiagram-v2
Climate-->Ecology
Geography-->Ecology
Climate-->Geography
Geography-->Climate
Climate-->HumanHealth
Ecology-->Disease
Ecology-->FoodProduction
Disease-->HumanHealth
HumanHealth-->Demographics
FoodProduction-->PerCapitaFoodSupply
Demographics-->PerCapitaFoodSupply
Demographics-->Disease
Demographics-->FoodPrices
FoodProduction-->FoodPrices
FoodPrices-->FoodProduction
PerCapitaFoodSupply-->HumanHealth
Demographics-->Wages
FoodPrices-->RealWages
Wages-->RealWages
RealWages-->HumanHealth
Technology?
```
Here is an example from Harry Lee's paper of what I am trying to replicate and extend by including factors that he left out:
![[Harry Lee Diagram of Historical Causal Factors.png]]