I was excited to see this question because I, myself, just learned this the other day. The answer you are looking for is Tokyo.
Scientists attribute soil formation to the following factors: Parent material, climate, biota (organisms), topography and time. ... The physical, chemical and biological properties of the different soils can have a big effect on how to best manage them.
Because it determines temperatures, wind patterns, and air pressure
Answer:
Better life
Explanation:
The quality of life is better in Minnesota than Vietnam so that may be a reason why citizens from Vietnam to immigrate or move to Minnesota.