🗞️ Why in News A Climate Impact Lab report reveals that climate change is projected to cause ten times more deaths per year in poor countries than in rich ones by 2050, with 90% of temperature-related mortality concentrated in low- and middle-income countries.
The Editorial Argument
Down to Earth argues that the report lays bare the “cruelest irony” of climate change: the countries that will suffer the most are those that contributed the least to global emissions. The editorial calls for a fundamental reframing of climate negotiations from “mitigation targets” to “mortality accountability.”
The Data
| Region | Projected Net Increase in Deaths per 100,000/year by 2050 |
|---|---|
| Pakistan | 51 |
| Algeria | High (among top 25 worst-affected) |
| Niger | High (among top 25 worst-affected) |
| Northern Africa | Greatest increase |
| Middle East | Greatest increase |
| Southwest Asia | Greatest increase |
Key findings:
- 90% of temperature-related deaths will occur in LMICs by 2050
- 10x more deaths per year in poor countries vs rich countries
- The 25 worst-affected countries are almost entirely in the Global South
- Rich countries will see net reductions in cold-related deaths (due to warming winters)
The Emissions-Mortality Paradox
| Country Group | Share of Historical CO2 Emissions | Share of Projected Heat Deaths (2050) |
|---|---|---|
| G7 countries | ~50% | ~10% |
| Least Developed Countries | ~1% | ~30% |
| India | ~4% (cumulative) | Among most vulnerable |
The editorial argues this asymmetry makes the Common But Differentiated Responsibilities (CBDR) principle not just a negotiating position but a moral imperative.
Why Poor Countries Are More Vulnerable
- Outdoor labour: 60-80% of workforce in agriculture and construction (heat-exposed)
- Inadequate housing: No insulation, limited access to air conditioning
- Weak health systems: Fewer ICU beds, emergency response capacity, heat action plans
- Urban heat islands: Rapid, unplanned urbanisation without green cover
- Food insecurity: Heat reduces crop yields, compounding malnutrition and mortality
India’s Specific Vulnerability
India is among the most vulnerable major economies:
- Heat waves are intensifying: 2024 saw temperatures above 50°C in parts of Rajasthan
- Agricultural workforce: ~42% of India’s labour force works in agriculture (outdoors)
- Urban heat: Delhi, Nagpur, Ahmedabad routinely breach 45°C
- National Action Plan on Climate Change (NAPCC): 8 missions, but heat-specific action limited
- India’s Heat Action Plan: Ahmedabad pioneered (2013), now adopted by 130+ cities
Climate Justice Framework
The editorial calls for three reforms at COP31:
- Loss and Damage Fund: Operationalise the fund agreed at COP27 (Sharm el-Sheikh) with minimum $100 billion/year for LMICs
- Climate mortality accounting: Include projected heat deaths in National Determined Contributions (NDCs) — make mortality a metric, not just emissions
- Adaptation finance: Currently only 21% of climate finance goes to adaptation; this must reach 50%
India’s Climate Position
India has committed to:
- Net zero by 2070 (announced at COP26, Glasgow, 2021)
- 500 GW non-fossil electricity capacity by 2030
- 50% energy from renewables by 2030
- 1 billion tonnes CO2 emission reduction by 2030
- Carbon intensity reduction of 45% by 2030 (from 2005 levels)
UPSC Relevance
Prelims: CBDR, UNFCCC, COP27/28/31, Loss and Damage Fund, NAPCC 8 missions, NDC, Paris Agreement
Mains GS-1: Impact of climate change on vulnerable populations; regional geography of heat vulnerability
Mains GS-3: Climate change mitigation and adaptation; environmental justice
Essay: “Climate change is not an equal-opportunity crisis — the moral case for differentiated responsibility”
📌 Facts Corner — Knowledgepedia
Climate Impact Lab Report:
- 90% of heat deaths by 2050 in LMICs
- 10x more deaths in poor vs rich countries
- Pakistan: 51 additional deaths per 100,000/year by 2050
- Worst-affected regions: Northern Africa, Middle East, Southwest Asia
India’s Climate Commitments:
- Net zero: 2070
- Non-fossil capacity: 500 GW by 2030
- Renewable share: 50% by 2030
- CO2 reduction: 1 billion tonnes by 2030
- Carbon intensity: -45% by 2030 (from 2005)
Climate Finance:
- Loss and Damage Fund: agreed at COP27 (2022)
- Adaptation finance: only 21% of total climate finance
- $100 billion/year target (developed to developing) — not met
Other Relevant Facts:
- CBDR: Common But Differentiated Responsibilities (UNFCCC principle)
- Paris Agreement (2015): limit warming to 1.5°C above pre-industrial
- NAPCC: 8 missions (solar, energy efficiency, water, Himalayan ecosystem, green India, sustainable agriculture, sustainable habitat, strategic knowledge)
- India’s cumulative CO2 emissions: ~4% of global total
- G7 cumulative emissions: ~50% of global total
Sources: Down to Earth, Time