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Unit 2Lesson 3:Population Changes due to
Migration
Learning Objectives:
• Quick review of ideas surrounding population growth from last lesson
• Migration definitions• Push and Pull factors• Linking migration to Population
density and development
What do you think these two maps show?
Migration definition
Without looking at your notesIn Pairs see if you can remember the perfect definition for migration
We need to be aware that migration affects the distribution of people over a given area as well as the total population of a region and the population structure of a country or city
terminology check …
• Migration (according to the UN)– Population moves from one administrative
region to another– The movement normally results in a
permanent change of residence (i.e. for at least a year)
• Circulation– All other people movements from shopping
trips, commuters, holidays, students living away at university
Read the section on the sheet and answer the questions alongside
Migration motives
• Voluntary better life• Involuntary or Forced –
(contentious terms)e.g. •Slave trade
•Human trafficking•Ethnic Cleansing
See how many different examples of migration you can think of, write a list
Types of migration
• Time– Seasonal– Semi permanent– Permanent
• Spaceo LocaloRegionaloNationalo International
Intra-national
Migration timescales
Short Long
Daily Short term Seasonal Semi permanent Permanent
Can you think of some example of these?
Causes of Migration
• Forced• Religious• Economic• Social• Natural• Organised
Definitions
• Push factors
• Pull factors
Push pull factor Cards
• Cab you sort the cards in to Push or Pull factors?
Extension: Can you further sort them into other categories?
Main sources of migrants
Main destinations of migrants
Title
3.2cms
3.2cms this represents a movement of 6.65 million people
Worldwide to USA illegal immigration figures 2009
Country of origin Raw number Percent of total
Mexico 6,650,000 62
El Salvador 530,000 5
Guatemala 480,000 4
Honduras 320,000 3
Philippines 270,000 2
India 200,000 2
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