Birth rate - A measure of an area's fertility, expressed as number of births per 1000 people in a year
Death rate - The number of deaths per 1000 people in a year
Fertility rate - Number of live birthds per 1000 women 15-49 in a year
Infant mortality rate - Number of deaths of children below 1 year old expressed as per 1000 live births per year
Longevity - Increase in life expectancy over a period of time. Direct result of improvement on economy and medical provision. Creates an older population.
Natural Change - Change in size of a population caused by the interrelationship between birth and death rates.
Forced Migration - The migrant has to migrate because of circumstances
International Migration - The movement of people across national frontiers, for a minimum of 1 year (UN Definition)
Migration - Permanent or semi-permanent…