GS Paper I — Q7
What is the concept of a 'demographic winter'? Is the world moving towards such a situation? Elaborate. (Answer in 150 words)
हिंदी में प्रश्न पढ़ें
'जनसांख्यिकीय शीत (डेमोग्राफिक विंटर)' की अवधारणा क्या है? क्या यह दुनिया ऐसी स्थिति की ओर अग्रसर है? विस्तार से बताइए। (उत्तर 150 शब्दों में दीजिए)
Model answer
Drafted with AI by UPSC Answer Check against this question's marking rubric, to the 150-word length. UPSC does not publish answers for Mains — this is one way to score well, not an official key. How we build rubrics and answers.
Demographic winter means sustained sub-replacement fertility (TFR < 2.1), producing population decline, rapid ageing and economic contraction. The world is moving towards it, but unevenly, especially in advanced economies, where labour shortages and pension burdens may deepen. More than half of all countries already have TFR below replacement; UN projections show global population peaking around the mid-2080s before declining. East Asia and Europe are closest: South Korea’s TFR fell to 0.72 in 2023, while many European states remain below 2.1. Sub-Saharan Africa and parts of South Asia are still above replacement, though fertility is falling. Drivers include urbanisation, female education, delayed marriage, high childcare costs and policy failures. India’s TFR is 2.0 (NFHS-5), and UNFPA's 2025 report estimates it at 1.9; southern states are below replacement, while north-central states are declining but still higher. Thus, a global demographic winter is likely, but staggered. Pro-natalist policies and immigration have shown limited success, so India must pair demographic dividend with ageing-care, productivity and social-security reforms.
How this answer will be evaluated
Framework: GS1 Society/Geography
What earns full marks: Precise definition, clear drivers, specific regional examples, and economic impact analysis.
Evaluation rubric
Each sub-part is marked on its own, against the marks and word limit printed on the paper.
- The answer Explain 'demographic winter' and assess whether the world is moving towards it. 10 marks · 150 words
explain— definition/context → points in order → small example → short close
Must cover
- Concept: sustained sub-replacement fertility (TFR below about 2.1) leading to ageing, shrinking workforce and eventual population decline
- Evidence: more than half of countries below replacement; UN WPP 2024 projects world population peaking around the mid-2080s; South Korea's TFR about 0.72 (2023), Japan, Europe, China shrinking
- Unevenness: Sub-Saharan Africa and parts of South Asia still above replacement; India's TFR 2.0 (NFHS-5), southern states far below
- Drivers and implications: urbanisation, female education, costs of childcare; pension and care burdens, labour shortages; limited success of pro-natal policies; India's need to use the dividend window
Loses marks
- Treating demographic winter as seasonal or climate term
- Claiming world population is already falling
Earns more
- UNFPA 2025 estimate of India's TFR at 1.9
- Distinction between population momentum and fertility
Extra mark
- Policy responses: immigration, automation, raising retirement age
What "Elaborate" is asking you to do
Give the full detailed account the question has compressed into a line — every dimension of it, with specifics. Elaborate rewards completeness and detail rather than clarification or argument: the examiner is checking whether you can fill out a topic without being told what its parts are.
Structure that answers it
State the proposition → first dimension in detail → second dimension in detail → the part the statement leaves implicit → the consolidated picture
Where marks are lost
Repeating the statement at greater length instead of adding substance. Elaborate also punishes narrowness: omitting a whole dimension costs more here than anywhere else in this family.
Practice this exact question
Write your answer and it is marked point by point against the model answer above — what you covered, what you missed, what you got wrong.
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