Erosion helps it move from place to place and deposition drops it
in the battle of Verdun Germany attempted to "bleed France white"
Well, they had discovered foods that haven't seen before, also their life was a little harsh because they didn't know about the new world, they where seeing plants and animals like the pig they haven't seen before. Another thing is that their life was kind of rich because they recruited natives from the area to work for them.
It is a the growth in an economy circulation