4 Major consequences of migration & its theories

4 Major consequences of migration & its theories

Posted by Manisha on March 20, 2020

In the 1960s after the quantitative revolution in the fields of Geography, some of the Geographers present their theories related to Migration. Some are as follows —

Year Theory/Law Geographer
1885 Ravensteins laws of migration Ravenstein
1966 Lee’s hyphothesis E.S.Lee
1930-1940 Gravity model Stouyert & W.J.Reilly
1940 Principle of least effort G.K.Zipf
1940 Intervening opportunity model Stouffer
1960 Competing migrants model Stouffer
Micro analytical or behavioural model
1967 Theory of spatial interaction Hagerstrand
1975 Wolpert’s model Wolpert


4 Consequences of Migration

People migrate for various reasons like in search of job,good education and higher education, good standard of living, best opportunity and for best facilities but they unknowingly creating unevenness in the distribution of population which luter on arises so many problems to the human being itself.

The process of migration deeply affects the source place of migration and destination place vice versa. It also affects migrants lives. 

Here are 4 major consequences of migration as follows—

  1. Demographical consequences
  2. Economical consequences
  3. Socio-Cultural consequences
  4. Physiological consequences


Demographical Consequences

  • Both quantitative and qualitative effect at Emigrated and Immigrated places.
  • Increase and decrease in population.
  • Migration creates a demographical imbalance among the population like in density, growth, and productivity of the population , change in sex ratio, age ratio, literacy rate, etc.
  • A great change in the proportion of females, children and the old people population.
  • Brain drain is a major issue.


Economic consequences

  • Increase pressure on Resources.
  • This leads to the path towards the growth of underdeveloped areas.
  • Pressure on social infrastructure.
  • Cause to develop slum areas near or around big cities/ towns.
  • Increase in unemployment.
  • Increase in other social crime.
  • Problem-related to garbed management.


Cultural consequences

  • Growth of socio-cultural activities due to migration or growth in the culture of a place.
  • Create patriotism among people overcast, religion in some cases vice – versa.
  • Growth of language.
  • Change in lifestyle.


Physiological consequences

  • This leads to new medical, health and physical problems like AIDS, etc.
  • Formation of a new breed or species of humans due to Marriage between two different species of humans.