But that is not all that matters. The real world is a more complicated place, as I shall explain in a moment. And that is why a floating exchange rate regime makes sense for Canada. The case typically made for a floating rate for Canada is that it gives us the chance to run an independent monetary policy. That is true.
Over-irrigation of the soil takes out all of the embedded nutrients and makes the soil fallow. In addition, it can lead to erosion and runoff, which can make the ground less stable and less able to hold fruits, vegetables, and plants.
Over-fertilization often results in an unusually high accumulation of salts in the soil, as well as excess nitrogen. While any type of fertilizer can certainly be applied to excess, these two factors cause the bulk of the damage in over-fertilized plants.