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Key words
· Population change ­ change over a given time, given in
figures reflecting the rate of change
· Birth rate ­ Live births in a given time per year per
1000 of the population
· Death (mortality) rate ­ Deaths in a given time per
year per 1000 of the population
· Infant mortality ­ Number of children per 1000 of a
population per year that die before the age of one.
· Life expectancy ­ Age people from an area are likely to
live untill
· Fertility rate ­ Number of Women per 1000 of a
population per year having a child between the ages of
15-44…read more

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Demographic transition model (DTM)
Stage 5 ­
decline
BR lower
than DR…read more

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Causes of DTM characteristics
Why would a country have a high birth rate? UK's DTM History
· No contraception Stage 1 ­ 1700's
· Lack of education · Disease
· Infant mortality (to replace dead) · War
· Children used for labour · High BR
Why would a country have a high death rate? Stage 2 ­ 1800's
· Poor healthcare · Farms
· Poor sanitation · Medicine
· Poor diet · Economy Grew
Why would a country have a low birth rate? Stage 3 ­ 1950's
· Choice · Birth control
· Cost of children ­ rather spent on luxuries · Food
e.g. Holidays · Medicine
· Population policies · High life expectancy
· More women work Stage 4 ­ Present
· Better economy ­ less children work · Baby boom
· Increase in contraception and education · Low death rate
Why would a country have a low death rate? Stage 5 ­ ?
· Medical advances · Old outnumber young…read more

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Reliability of the DTM
Positives to the DTM Negatives to the DTM
·Universal ·Role of government not
·Study over time included
·Understandable ·Migration input not
·Flexible time scales shown
·Country comparison ·Assumes all countries
will follow the same
pattern
·Doesn't account for TNCs…read more

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Countries at stages of the DTM…read more

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