Factors influencingBirth rate, Death rate and Net

migration____________________________

Factors influencing birth ratesAn increase or decrease in birth rate is due to:

Religion - prohibits the use of contraceptives

Tradition - many children is a sign of wealth

Children are needed to work on the land/labour

Girls marry at an early age 

Women have limited education on family planning

Government policies - some governments encourage people to have many children 

After the war 'baby-boom'

Advancement in technologies can reduce infertility Countries with a stable political and economy will have a higher birth

rate

Factors influencing Death ratesAn increase in Death rates is due to:

Poor medical facilities e.g. hospitals, clinics etc.  Poor sanitation Natural disasters such as earthquakes, volcanic eruptions, drought,

floods etc. Limited education War Diseases e.g. AIDS Famine/Severe drought Poor hygiene and lack of clean water

A decrease in Death rate is due to:

Better medical care/Better improvement in medical care Improvement in sanitation - reduce risk of spreading

disease Improved food supply - improved farming

methods/techniques increases better food distribution Improved access to education Better living conditions Improved hygiene and clean drinking water

Factors influencing net migrationPeople will normally migrate because of a combination of push and pull factors.So what do we mean when we talk about push and pull factors?

Push Factor: Things that are driving you from the location that you live e.g. crime and pollution.

Pull Factor: Things that are attracting you to a new location e.g. better job and nice weather.

Pull Factors Better employment opportunities Mild climates Better hospitals, schools, entertainment etc. Fertile soils Absence of natural disasters Better housing Peaceful conditions in a country Better living conditions

Push Factors Unemployment Very harsh climates like too cold or too hot areas Natural disasters Political unstable countries e.g. war Not enough facilities e.g. schools, hospitals, entertainment etc. Crop failure Land is unproductive Overcrowding Mechanisation - where machines replace the farm worker