List out four effect created by migration.

Four effects of migration are unemployment in a new country, racism and cultural division, language barriers, and lack of opportunities in a country.

Explanation:

When a person(s) migrates to a new area in search of better lifestyles for themselves, they affect the country they move into, in many negative ways, such as unemployment in a new country, racism and cultural division, language barriers, and lack of opportunities in a country.

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