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As India battles record-breaking temperatures, a groundbreaking study warns that heatwaves will grow hotter, longer, and deadlier if global net-zero emissions targets are delayed. The research highlights the urgent need for faster climate action to protect public health, agriculture, and economic stability.
Key Findings: How Delayed Net Zero Worsens Heatwaves
Published in a top-tier climate journal, the study analyzed emission scenarios and found:
1. Higher Temperatures: Heatwaves may intensify by 4-5°C beyond pre-industrial levels if net zero is delayed past 2050.
2. Extended Duration: Heatwaves could last 10-20 days longer, particularly in northern and central India.
3. More Frequent Events: Annual heatwave days may triple by 2100 under high emissions.
“Every year of inaction locks in more extreme heat, endangering millions,” says lead researcher Dr. Ananya Sharma.
Why India Faces Extreme Risks
India is already among the most heat-vulnerable nations, with cities like Delhi and Chennai hitting 45°C+ and heat indices surpassing 50°C. By mid-century, prolonged “unlivable” conditions could become common.
Major Threats:
- Health Crisis: Heatwaves have caused 30,000+ deaths since 1992 (Lancet 2023).
- Farm Losses: A 2°C rise could slash wheat and rice yields by up to 15%.
- Economic Toll: Heat stress may cost India 2.8% of GDP by 2050 (World Bank).
Can India Achieve Net Zero in Time?
India aims for net zero by 2070, but experts urge faster action:
– Renewables Growth: Solar/wind expansion is strong, but coal reliance persists.
– Global Equity: Wealthier nations must aid developing countries with funding and tech.
4 Critical Solutions
- Boost Clean Energy: Accelerate solar, wind, and green hydrogen adoption.
- Cool Cities: Expand green spaces, reflective roofs, and shade infrastructure.
- Early Alerts: Strengthen heatwave forecasting and public awareness.
- Policy Reforms: Enforce heat action plans and labor protections.
The Urgent Takeaway
Delaying emissions cuts means accepting deadlier heatwaves. India—and the world—must act swiftly to curb fossil fuels and protect vulnerable populations.
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