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General Studies Paper – III: Technology, Economic Development, Biodiversity, Environment, Security, and Disaster Management
Context
Energy security is the cornerstone of any nation's sovereignty and economic progress. Amidst India's growing population and industrial expansion, nuclear energy has emerged as a clean and reliable alternative capable of establishing a balance between development and environmental protection.
Nuclear Energy
Nuclear energy is the power generated from the fission of an atom's nucleus, providing massive energy from minimal fuel. It is a major source of 'baseload' electricity, which ensures a continuous power supply, unlike solar and wind energy which are intermittent.
Why in News?
- Recently, the analysis by former National Security Advisor M.K. Narayanan and the proposal of the 'SHANTI Act 2025' have opened the doors for private investment in the nuclear sector.
- India's ambitious goal of scaling its nuclear capacity to 100 GW by 2047 has brought this subject to the center of national discourse.
Why Does India Need Nuclear Energy?
Nuclear energy is indispensable for meeting India's rising energy demand and global targets:
- Developed India @2047: To make India a developed nation, a massive increase in per capita electricity consumption is essential.
- Net-Zero Target 2070: Nuclear energy is the only sustainable alternative to achieve zero emissions by reducing dependence on fossil fuels (coal).
- Global Comparison and Demand (Statistics):
- India's Per Capita Consumption: Currently only 1,418 kWh.
- China: 7,097 kWh.
- United States: 12,701 kWh.
- India's Position: Only 1/5th of the global average.
- Current Production Status: As of June 2025, India's total capacity is 476 GW, in which thermal power accounts for 75%, while nuclear energy contributes only 3% (8.8 GW).
India's Three-Stage Nuclear Program
Envisioned by Dr. Homi Jehangir Bhabha, this program is the key to India's energy self-reliance:
- Stage I: Pressurized Heavy Water Reactors (PHWRs) – Using natural uranium.
- Stage II: Fast Breeder Reactors (FBR) – Using plutonium (e.g., PFBR in Kalpakkam).
- Stage III: Thorium-based Reactors – Utilizing India's vast thorium reserves for long-term security.
India's Nuclear Energy Journey
From the development of indigenous technology to international cooperation, India has come a long way. Today, India has developed indigenous reactors of 220 MW, 540 MW, and 700 MW, which are considered the most cost-effective globally. Now India is moving towards Small Modular Reactors (SMRs), which can be prepared with less capital and in less time.
Government Initiatives: SHANTI Scheme and Others
The government has taken several revolutionary steps to modernize this sector:
- SHANTI Scheme (2025): This act ensures private sector participation and simplifies regulatory processes.
- Foreign Investment: Liberalizing rules for foreign investment to leverage global technology.
- Resource Allocation: Increasing investment in Research and Development (R&D) for thorium utilization.
Key Challenges and Concerns
There are some serious hurdles on the path to ambitious goals:
- Excessive Capital: The 100 GW target requires a massive investment of approximately $200 billion (₹18 lakh crore).
- Long Construction Period: Nuclear projects take years to complete, which increases costs.
- Regulatory Complexities: Stringent safety standards and international treaties slow down the process.
- Public Safety and Perception: Post-Fukushima incidents, the skepticism regarding safety in the minds of the public is a major challenge.
Analysis
India's energy policy is currently undergoing a transition phase. Relying solely on solar and wind energy is not sufficient for industrial development because of their unstable nature. Nuclear energy provides that 'strong base' required to make India a manufacturing hub. The inclusion of the private sector through the 'SHANTI Act' is a bold attempt to eliminate the 'government monopoly' and 'capital shortage' prevalent in this sector.
Way Forward
- Enhanced Financing and Investment: Bringing nuclear energy under the ambit of 'Green Finance' to ensure loans at low-interest rates and opening new avenues for investment through Green Bonds and Sovereign Wealth Funds.
- SMR and Private Participation: Prioritizing Small Modular Reactors (SMR) over large plants and encouraging private industries to set up their own 'Captive' nuclear plants.
- Regulatory Strengthening: Improving the regulatory framework by making the Atomic Energy Regulatory Board (AERB) more autonomous, transparent, and technically capable.
- Indigenization and Thorium Mission: Rapidly implementing the Thorium-based Third Stage under India's three-stage nuclear program to achieve self-reliance.
- Human Resources and Public Trust: Addressing the shortage of skilled engineers through specialized academies and increasing public trust in safety through extensive awareness campaigns.
Conclusion
For India, nuclear energy is not just an option but an imperative necessity. To realize the dream of 'Developed India' by 2047 and the 'Net-Zero' pledge of 2070, the expansion of nuclear energy is unavoidable. If we overcome financial and regulatory hurdles in time, India will certainly establish itself as a leading power on the global energy map.