India's green transition still runs on coal

📌 Summary:

• Context: The recent rise in global energy prices after the West Asia conflict escalated re-exposed India's vulnerability to external energy shocks — nearly half of India's fossil fuel imports still transit the Strait of Hormuz (Saudi crude, Qatari LNG).
• Core argument: India's renewable capacity has grown impressively but has NOT substantially displaced coal in actual electricity generation — the transition is real but incomplete.
• Key data — capacity vs generation: renewables reached 42.4% of installed power capacity by March 2026 (up from just 0.72% in March 2005), while coal's capacity share fell from 58.7% to 42.2%. But renewables generated only 15.8% of electricity in April 2026, while coal still generated 71.8% (only marginally below its 76.2% share in March 2019).
• Causal chain — why the capacity-generation gap persists: (1) renewables are being added on top of coal rather than displacing it — India has added almost no new fossil capacity since 2018, retired few coal plants, and gas capacity has declined; (2) solar and wind are intermittent, fluctuating with weather and time of day while demand is continuous; (3) without large-scale battery storage, flexible grids and balancing capacity, coal continues to provide baseload reliability; (4) consequently domestic electricity prices stay tied to global fossil markets (Indian prices track Brent crude) — a crude price spike raises transport and industrial costs, coal prices, electricity tariffs, inflation and fiscal pressure.
• Comparative angle: China is less exposed (oil and gas are only 4% of its power mix; EVs and hybrids, now over half of new car sales, have cut oil demand by over a million barrels a day); Spain has broken the gas-electricity price link through renewables.
• Solution proposed: move beyond capacity creation to system transformation — invest in storage infrastructure, grid modernisation, transmission connectivity and market mechanisms that can integrate intermittent renewables at scale; recognise that coal currently performs a stabilising baseload function renewables cannot yet replicate.

🎯 UPSC Relevance: GS3 — energy security, the renewable energy transition, and the linkage between geopolitics, fossil fuel prices and the domestic economy.

📝 Prelims Facts:

• Renewables: 42.4% of installed power capacity (March 2026) but only 15.8% of electricity generation (April 2026)
• Coal: 42.2% of installed capacity but 71.8% of electricity generation
• India aims for 60% non-fossil-fuel power capacity by 2035
• Nearly half of India's fossil fuel imports transit the Strait of Hormuz

🔑 Key Term: Capacity-generation gap — the difference between installed power capacity (what plants could produce) and the electricity actually generated; it is large for intermittent renewables, whose real output is far below their nameplate capacity.