All
Climate patters - people migrate to temperate regions
Traditions - people migrate to areas where famous things happened
Elevations - most people don't live in the mountains
Ethnicity, Religion, Language - people of the same ethnicity, religion, and/or language will stay together
Answer:
I believe it may be true I apologise.
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Alaska gets extremely cold. and there are alot of dangerous parts that are hard to get to. alot of places in Alaska have to roads you would have to get flown into these parts. also in the summer it stays light 24/7 and in the winter it's always dark, this gets people really depressed.
~ang25