Amica is an uncommonly occurring first name for females. Amica is also an unusual surname for all people. (2000 U.S. Census). Charted below is the birth name popularity of Amica for girls.Amica has not been recorded in the list thus far.mica is also an unusual surname for all people. (2000 U.S. Census). Charted below is the birth name popularity of Amica for girls. Amica has not been recorded in the list thus far.
Human migration. Human migration is the movement by people from one place to another with the intentions of settling, permanently in the new location. The movement is often over long distances and from one country to another, but internal migration is also possible; indeed, this is the dominant form globally.
Save. Photos.com/Photos.com/Getty Images. Push and pull factors are used to explain why people choose to migrate. Anthropologists studying voluntary human migration have identified various factors that correlate, either positively or negatively, to the intensity of migration flow.his migration occurs because the push factors -- limited economic opportunities and lack of entertainment and diversions -- and pull factors -- jobs, cultural attractions, better services -- are both strong.