The amount of Air Travel in a nation is closely tied to how wealthy it and its people are. Despite this, high levels of air traffic are a good thing to avoid, as it reduces Air Quality by up to 5% and increases CO2 Emissions and Oil Demand by up to 10%.
Causes[]
Default: 0%
(Derived stuff)
Effects[]
+CO2 Emissions {0.32*(x^2)}
+Oil Demand {0+(0.1*x)}
-The Environment {-0.14*(x^3)}
-Rail Usage {0-(0.04*x)}