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MigrationAP Human Geography
2.3/2.4 Review/ Key Ideas Thomas Malthus/Overpopulation
• Believed population would outgrow food supply.• Right about population, wrong about food.
Declining Birth Rates• Economic development• Contraceptives
Epidemiologic Transition• Causes of death in each stage of DTM.• Stage 1 and 2: Pestilence, disease, famine• Stage 3 and 4: Chronic diseases (cancer, heart
disease)
What is migration? Movement of a group of objects, organisms,
people, or animals (general definition)• Birds flying south for the winter• College students returning to campus in the fall
A permanent move of people to a new location (AP HG definition)• Leaving a rural area for an urban area (Great
Migration)• Leaving an LDC for a MDC (Mexico to U.S.)
Emigration- migration from a location Immigration- migration to a location
Why do people migrate? Economic motives
• Jobs, jobs, jobs! (LDC’s to MDC’s, rural to urban) Cultural motives
• Political instability/ persecution (genocide in Sudan, Pilgrims)
• Slavery (Africa to Americas) Environmental motives
• Lack/ abundance of resources (drought in Chad, Florida)
• Natural disasters (Hurricane Katrina)
Global Migration Patterns
Push vs. Pull FactorsPUSH FACTORS PULL FACTORS
Reasons that people leave a certain place.
Ex.• No jobs• War/ violence• Persecution• Natural disasters
Reasons that people are attracted to a new place.
Ex. • Jobs• Peace• Stability• Education• Natural beauty
Forced vs. Voluntary Migration
FORCED VOLUNTARY
Compelled to move by cultural factors.• War• Exile• Persecution• Slavery
Choosing to move for economic improvement.• Jobs• Jobs • Jobs
Forced Migration (refugees)
Types of MigrationINTER-NATIONAL MIGRATION INTERNAL MIGRATION
From one country to another.
Usually from LDC to MDC.• Mexico to U.S.A.• Turkey to Germany • Guatemala to
Mexico
Within a country.• Illinois to California• Michigan to Chicago• Chicago to Harvey
Latin America to the United States
Types of Internal MigrationINTER-REGIONAL INTRA-REGIONAL
From one region to another in the same country• Midwest to the
South
Within a region.• Michigan to Illinois
• City to suburbs
Inter-regional Migration in the U.S.
Intra-regional Migration
Net Migration
Immigration Cartogram