Population Geography

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Population Geography

• Migration

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Vocabulary

• Migration - A permanent move to a new location
• Immigration - Migration from a location
• Emigration - Migration to a location

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Questions

• Why do people migrate?
• How have social, economic, political, and
  environmental factors influenced migration?

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Push and Pull Factors

• People decide to migrate because of push and pull
  factors. A push factor induces people to leave a
  location. A pull factor induces people to move
  to a new location.

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Push Factor - Overpopulation

• People often leave areas that are heavily
  populated.

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Push Factor - Religious Persecution

• When people cannot worship as they wish they
  migrate. The pilgrims that landed at Plymouth
  were fleeing religious persecution.

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Push Factor - Lack of Jobs

• The vast majority of people migrating from Latin
  America, Africa, and Asia are migrating because
  there are no jobs.

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Net migration rates Countries in blue have a
positive migration rate and countries in blue
have a negative.
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Push Factor - Agricultural Decline

• Agricultural decline means a person cannot grow
  as much food on the same amount of land as they
  once could. Over time land becomes less fertile
  and people have to move.

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Push Factor - Conflict

• People flee from wars. These people are known as
  refugees. There are many refugee camps in Africa
  due to a long history of civil war in many
  countries.

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Push Factor - Political Persecution

• Political persecution means that people are
  punished when they disagree with the government.
  This happens most in dictatorships or communist
  countries. People have migrated from China and
  Cuba because of political persecution.

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Push Factor - Natural Hazards

• Droughts
• Floods
• Tsunamis
• Earthquakes
• Volcanoes

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Push Factor - Limits on Freedom

• Communist countries often limit personal freedom.
  People cannot listen to certain music, watch
  certain television shows, or even say things bad
  about the government.

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Push Factor - Environmental Degradation

• Deforestation
• Desertification - An expansion of arid conditions
  into non-arid regions. This is a problem in the
  Sahel, a region near the Sahara Desert in North
  Africa.

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Click here to see desertification video from
youtube.
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Pull Factors

• Religious Freedom
• Economic Opportunity
• Land Availability
• Political Freedom
• Ethnic and Family Ties
• Arable Land

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Impact of Immigration

• Language
• Religion and Religious Freedom
• Customs/Traditions
• Cultural Landscape