Population Flashcards
Population density
how people are spread out, either densely or sparsely populated
Natural increase
birth rate - death rate
Doubling Time
it is the number of years needed for a population to double in size. It is found by dividing 70 years by the rate of natural increase (in %). It is expressed in years.
Population Momentum
it is the tendency for a population to grow despite a fall in birth rate or fertility levels
Population Projections
these are predictions about future population based on trends in fertility, mortality and migration.
Forced migration
This is a person who has been forced to flee their home area
Pull factors
These factors attract a person to an area
Refugee
This occurs when an individual is forced to move area, in many cases to ensure their own survival.
Illegal immigrant
This is an individual that has moved to a country in which they are not legally allowed to be.
Voluntary (economic) migration
This occurs when an individual makes the decision to move area to improve their living standards.
Push factors
These factors encourage a person to leave an area
Asylum seeker
Someone who is seeking the legal status of a refugee
Internally displaced person
someone who is forced to flee their home and move into another region in the same country
Illegal migration
The migration of people into a country illegally
Development Displaces
people who are compelled to move due to policies in the country