Key words Flashcards
Life expectancy
the average period that a person may expect to live depending on gender, where they live etc
birth rate
the number of live births per thousands of population per year
death rate
the number of deaths per unit normally per thousand per year
infant mortality rate
the number of babies dying before their first birthday per 1000 live births
migration
movement of people to a new area
natural increase
the crude birth rate minus the crude death rate of a population
population pyramid
a graph which shows the age and sex structure of a place
economic migration
person leaving their native country to seek better economic opportunities (jobs) and so settle temporarily in another country
voluntary migration
where people move to another area through choice
internal migration
people within a country moving to another location within it’s borders
external migration
moving across borders from one country to another
overpopulation
where there are too many people and not enough resources to support a satisfactory quality of life
urbanisation
the growth of towns and cities leading to an increasing proportion of a country’s population living there from the countryside (an increase in the percentage of people who live in cities)
counter-urbanisation
people moving from urban (cities) to rural (countryside) areas
re-urbanisation
people moving back to rural areas after moving to urban areas
