Required Software

To open these system models, you will need Vensim installed on your computer.

To run the model, open Vensim first and then click on the link. To adjust parameters such as the Contamination Rate, run synthesim and adjust the scroll bars.

Model 1: Water Contaminated

In this model, the only quantity is water. There is a contamination rate and a filtration rate for water. Water can be susceptible, contaminated or clean.

At different scales, It eventually levels off.

Model 2: People Contaminated

In this model, the quantities are rabbits and wolves. There is a birth rate ...

Model 3: Interdependence

In this model, the quantities are rabbits and wolves. There is a birth rate ...