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Geography Optional 300+ Score Pack · Model answer

“In developed countries, migration rather than fertility will be the main driver of population dynamics over the next few decades.” Examine the statement.

  • UPSC 2024
  • Population and Settlement Geography

Population change is an identity, not an opinion: ΔP = (Births − Deaths) + (Immigration − Emigration), i.e. natural increase plus net migration. Once natural increase turns negative, net migration becomes the only positive term, and by arithmetic the dominant driver.

You are reading the opening of the model answer. The full answer is part of the Geography Optional 300+ Score Pack.

What the full answer covers

  • Natural Increase Has Already Turned Negative or Near-Zero
  • Fertility's Fatal Asymmetry — Long Lag, Low Ceiling, Reverse Momentum
  • Pro-Natalism Has Repeatedly Failed to Move Fertility
  • Even the Successes Stop Below Replacement
  • Migration Already Explains Observed Change
  • The Counter-Case: Japan and South Korea
  • …and 1 more sections, with a conclusion

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