Science & Technology

Russia's Rosatom offers Small Modular Reactors for India's 100 GW nuclear target

12 September 2026UPSCSSC

In Brief

Offered high-capacity power units and Small Modular Reactors (SMRs) to support India's target of 100 GW nuclear power.

Russian state atomic energy corporation Rosatom offered India advanced nuclear tech solutions, including high-capacity power generation units and Small Modular Reactors (SMRs). The offer comes as India aims to scale its installed nuclear power capacity to 100 gigawatts (GW) by 2047 as part of its clean energy transition strategy.

Nuclear energy currently accounts for roughly 2-3% of India's overall electricity generation capacity. SMRs represent a technological shift: they are nuclear reactors with power output capacities up to 300 MW per unit, constructed in factories and transported to sites, offering lower capital costs and shorter construction timelines compared to traditional gigawatt-scale plants.

UPSC Study NotesHIGHGS3 — Science & Technology, Energy & Environment

GS3 — Science & Technology, Energy & Environment

📌 Exam Angle

Prelims: Expect MCQs on SMR capacity (up to 300 MW), comparison with conventional reactors, or India's 100 GW nuclear target by 2047. Mains: Essay-style questions on "Role of SMRs in India's Net-Zero commitment" or "Nuclear energy in India's clean energy transition" with focus on advantages (lower capital cost, shorter construction time, land-efficient) and geopolitical implications of Russia partnership.

⚠️ Key Concerns

Geopolitical risk: Heavy reliance on Russian nuclear technology amid Western sanctions and indo-Pacific tensions. Fuel supply security: India's uranium dependence and safeguards compliance with IAEA. Land acquisition challenges in India despite SMR's smaller footprint—social opposition to nuclear projects remains a persistent obstacle.

💡 Why It Matters

Nuclear energy is critical to India's decarbonization roadmap and net-zero 2070 commitments. SMRs offer scalability for distributed power generation in remote/rural areas, reducing grid stress while supporting India's developmental needs alongside climate goals.

🔑 Must Remember

• SMR capacity: maximum 300 MW per unit; factory-built, transportable design cuts construction timelines significantly • India's nuclear capacity currently 2-3% of total electricity; 100 GW target requires massive expansion • Kudankulam collaboration with Rosatom demonstrates India-Russia nuclear partnership continuity

📝 Key Terms

Small Modular Reactors (SMRs)100 GW nuclear target 2047RosatomKudankulamNPCILNet-Zero transitiondistributed energy gridsfactory constructioncapital efficiency

Russia's Rosatom offers Small Modular Reactors for India's 100 GW nuclear target

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