Download Population Density

Population Density and
Push/Pull Factors
Mr. Broughman
Thursday, April 24, 2014
What are some characteristics of
human populations?
• Birth/death rates
What are some characteristics of
human populations?
• Age distribution
• Male/Female
Distribution
What are some characteristics of
human populations?
• GDP (Gross Domestic Product)
What are some characteristics of
human populations?
• Life expectancy
What are some characteristics of
human populations?
• Infant Mortality Rate
Population distribution is based on
density and location.
What are some factors that can
influence population distribution?
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Natural Resources (oil, arable land, water)
Climate (hot/cold, wet/dry)
Economic development of an area
Rural vs. Urban
Availability of capital resources
(technology, transportation)
• Conflicts (refugees)
What are some factors that influence
the growth of populations?
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Modern medicine and hygiene
Education levels
Industrialization/urbanization
Economic development
Government policy
Roles of women in society
What are some examples
of push factors?
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Overpopulation
Religious persecution
Lack of job opportunities
Agricultural decline
Conflict
Political persecution
Natural hazards (floods, famine, volcanoes)
Limits on personal freedom
Environmental degradation
What are some examples
of pull factors?
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Freedom of religion
Economic opportunities
Land availability/arable land
Political freedoms
Ethnic and family ties