What is migration?
The movement of people within or between a country.
Effects of internal migration
Affects number of young adults
Rural-urban migration
Affects birth rate in particular areas
Effects of emigration
Decreases population of country they’ve left
Increases population of country they move to
Elderly people in UK retiring and emigrating
Effects of immigration
Increases population of people of working and reproductive age
Increases number of young people
Immigration into UK