Sec 2 Exp High Rate Of Population Growth
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Transcript of Sec 2 Exp High Rate Of Population Growth
High rate of population growth
Workbook Pg 11 & 12
High rate of population growth
• Means a rapid increase in population
Population
Pyramid
Different Age Group Category
• Children
–0 to 14 years old
• Working Adult
–15 to 59 years old
• Elderly
–60 years and above
Elderly
Children
The rest is working adult
Wide base represent a lot of children therefore high BR
Narrow peak represent a small number of elderly
Life expectancy
(How old the elderly live till)
What causes high BR?
• Lack of family planning– Less educated, no knowledge about contraceptive
• Early marriage– Culture could be a factor– Therefore longer childbearing years
• Preference for sons– Asian society – Patriarchal society
• Need for farm labour– Agriculture based economy (Low technology)
What causes low DR?
• Better medical & health care– Less infant mortality rate– Availability of immunization– Nutritional knowledge– More trained doctors & nurses– Better & modern medical equipment
Low DR
• Better hygiene– Better living condition
Consequences of high BR
• Higher demand for resources
Consequences of high BR
• Higher demand for housing
Consequences of high BR
• Higher demand for education
Consequences of high BR
• Higher demand for jobs
Consequences of high BR
• Environmental problems (pollution)