Human Geography · StudentHub Lesson
Population & Migration
Human populations grow, shrink, and move due to economic, social, political, and environmental factors.
18 minIntermediate
01
What you will learn
- Explain factors that drive population growth and decline
- Define push and pull factors in migration
- Distinguish between internal and international migration
- Explain the concept of a diaspora with a real example
- Analyze the effects of migration on origin and destination places
02
Watch the lesson
Where and Why Do People Move? Crash Course Geography #32 · CrashCourse
Watch on YouTube03
Topic notes
Main Idea
People migrate due to a combination of push factors driving them away from a place and pull factors attracting them elsewhere, shaping population patterns worldwide.
Key Concepts
- Migration can be voluntary (seeking opportunity) or forced (fleeing conflict/disaster).
- Push factors repel people from an area; pull factors attract people to a new area.
- Migration can be internal (within a country) or international (across borders).
- A diaspora is a large group of people from one origin living dispersed around the world.
Definitions
- Push factor: a negative condition that drives people to leave a place, such as war or poverty.
- Pull factor: a positive condition that attracts people to a new place, such as jobs or safety.
- Diaspora: a population that has spread from its original homeland to other regions of the world.
- Refugee: a person forced to leave their country due to persecution, war, or disaster.
Processes
- Economic push/pull factors, such as job scarcity vs. job opportunities, drive much voluntary migration.
- Political instability, war, and persecution force people to migrate as refugees.
- Environmental factors like natural disasters or climate change can displace populations.
- Migration reshapes both the sending region (labor loss, remittances) and receiving region (cultural diversity, labor gain).
Real-World Examples
- The Indian diaspora is the largest in the world, with over 18 million people of Indian descent living outside India.
- Rural-to-urban migration in many developing countries is driven by pull factors like jobs in cities.
- Syrian refugees fleeing civil war represent forced migration due to political push factors.
Common Mistakes
- Confusing migration (movement) with just immigration (movement into a country) — migration includes emigration and internal movement too.
- Assuming all migration is voluntary; forced migration due to conflict or disaster is common.
- Thinking migration only affects the destination; it also has significant impacts on the origin community.
04
Key concepts
Push and pull factorsVoluntary vs forced migrationInternal vs international migrationDiaspora conceptEffects on origin and destination areas
05
Important terms
- Push factor
- A negative condition in a place that encourages people to leave, such as unemployment or conflict.
- Pull factor
- A positive condition in a new place that attracts migrants, such as jobs or better living conditions.
- Diaspora
- A dispersed population living outside their traditional homeland.
- Remittance
- Money sent by migrants back to family or communities in their home country.
06
Quick revision
- Push factors drive people away from a place
- Pull factors attract people to a new place
- Migration can be voluntary or forced
- Internal migration occurs within a country's borders
- International migration crosses country borders
- A diaspora is a dispersed population from one origin
- The Indian diaspora is the world's largest
- Refugees migrate due to persecution or conflict
- Remittances support families in home countries
- Migration affects both origin and destination regions
07
Check your understanding
Question 1 · Multiple choice
What term describes a negative condition that drives people to leave an area?
Question 2 · Multiple choice
What is a diaspora?
Question 3 · True or false
All migration is voluntary.
Question 4 · Short answer
Give an example of a pull factor.
Question 5 · Short answer
What is money sent home by migrants called?
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