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Population - Coggle Diagram
Population
FACTORS AFFECTING BIRTH RATE AND DEATH RATE
In many countries brith rate is high just as much as death brith.
In more economically developed countries it is expensive to have children and pensions are providing by the state
Many social and political factors result in low use of birth control, so both birth and death rates are lower
MIGRATION
movement of people into and out of an area
immigration
people entering an area from outside
emmigration
people leaving an area from inside
PUSH AND PULL FACTORS
the most common form of human movement is from rural areas to urban areas
there are often more problems in rural areas that people want to move away from
PUSH FACTORS
people living in the country side think life will be better in the city
PULL FACTORS
BIRTH RATE
the number of live births in a given population
DEATH RATE
A mesaure of the number of deaths in a particular population.
environmental problems can also cause population change