India’s Renewable Energy Journey: Powering a Cleaner Future

1. At a Glance

• India's energy-mix shift: non-fossil sources now make up 55% of total installed power capacity (308 GW, as of 31 July 2026) [1].
• The expansion covers solar, wind, hydro, bio-energy, green hydrogen and geothermal. It is driven by rising demand, energy security and decarbonisation [1].
• For UPSC this links GS-III (infrastructure: energy; environment), Prelims scheme facts (outlays, dates, targets) and GS-II (welfare through PM-Surya Ghar).
• The policy approach has widened from adding utility-scale capacity to decentralised generation, storage, the circular bioeconomy and hard-to-abate sectors [1].

2. Why in the News

• Bharat Renewable Energy Summit & Expo, held 2–5 Nov 2026. PIB released an overview of the energy landscape on 13 Nov 2026 [1].
• PM-Surya Sarovar Yojana (PM-SSY), for floating solar with storage, approved 31 July 2026 [1].
• GOBARdhan – National Circular Bioenergy Scheme, approved 6 Aug 2026 [1].
• Solar capacity reached ~175 GW (31 Oct 2026) [1].

3. Background & Evolution

• Rationale: meet rising demand, strengthen energy security, and move to a cleaner energy mix [1].
• Milestones (chronological):
• 2014: solar capacity 2.8 GW [1].
• Jan 2023: National Green Hydrogen Mission approved, outlay ₹19,744 crore [1].
• Feb 2024: PM-Surya Ghar: Muft Bijli Yojana launched (rooftop solar for 1 crore households) [1].
• 15 Sept 2025: National Policy on Geothermal Energy notified [1].
• 31 July 2026: non-fossil capacity reaches 308 GW (55%). PM-SSY approved the same day [1].
• 6 Aug 2026: GOBARdhan – National Circular Bioenergy Scheme approved [1].

• 31 Oct 2026: solar capacity ~175 GW [1].

• International framing (verify; not cited): the Panchamrit targets announced at COP26, which include 500 GW non-fossil capacity and a 50% non-fossil share by 2030. The 50% share was reportedly reached in 2025, ahead of schedule. Net zero is targeted for 2070.

• Predecessor (verify): an earlier GOBARdhan initiative existed before the 2026 "National Circular Bioenergy Scheme". Check which ministry ran it and when it started.

4. Core Static Facts

Key terms

• Non-fossil capacity share: installed non-fossil capacity as a share of total installed capacity. This is the headline measure of the shift: 308 GW = 55% [1].
• Viability Gap Funding (VGF): financial support that makes early-stage projects viable. Used for 1 GW offshore wind [1].
• Wind indigenisation: 70–80% in key components [1].
• Hydro: reliable and flexible power that supports grid stability as variable solar and wind grow [1].
• Geothermal: heat stored within the Earth. It also complements variable sources [1].
• CBG: gaseous fuel made from waste or biomass [1].
• Implementing ministry (verify): MNRE is the nodal ministry for most RE schemes. The digest does not name the ministries.

5. Multi-Dimensional Analysis

Economic

• Combined outlays of the cited schemes exceed ₹1.2 lakh crore (75,021 + 5,070 + 23,731 + 19,744) [1].
• 70–80% indigenisation in wind components supports domestic manufacturing [1].
• Green hydrogen offtake commitments are mostly export-oriented. This could make India an exporter, but it shows domestic demand is still weak [1].
• VGF lowers the risk of capital-heavy offshore wind [1].

Social

• PM-Surya Ghar transfers subsidy directly to households, gives some households zero electricity bills and widens energy access [1].
• Rooftop solar makes households prosumers (both producers and consumers of power) [1].
• GOBARdhan's circular bioeconomy turns rural waste and biomass into income-generating fuel [1].

Environmental

• Non-fossil capacity at 55% shows the power sector is decarbonising [1].
• CBG helps waste management, linking sanitation and energy [1].
• Floating solar uses water bodies instead of land, reducing competition with land uses (analytical inference).

Scientific / Technological

• Storage of at least 2 hours paired with floating solar addresses solar variability [1].
• Green hydrogen transport pilots: hydrogen vehicles and a fuel cell train [1].
• Geothermal adds a source of baseload-type power that complements variable RE [1].

Strategic / Geopolitical

• Energy security: less dependence on imported fossil fuels [1].
• Export-oriented green hydrogen offtake positions India in global clean-fuel supply chains [1].

Administrative

• Grid integration is the main bottleneck as variable RE grows. This is why hydro, storage and geothermal are framed as complements [1].
• Note the gap between NGHM targets, signed offtake and actually commissioned capacity. The three are tracked separately [1].

6. Recent Developments (last 12–18 months)

• 15 Sept 2025: National Policy on Geothermal Energy notified [1].
• 31 July 2026: non-fossil capacity at 308 GW (55% of total) [1].
• 31 July 2026: PM-SSY approved (₹5,070 crore; 5,000 MW + 10,000 MWh) [1].
• 6 Aug 2026: GOBARdhan – National Circular Bioenergy Scheme approved (₹23,731 crore) [1].
• 31 Oct 2026: solar capacity ~175 GW [1].
• 2–5 Nov 2026: Bharat Renewable Energy Summit & Expo [1].
• 13 Nov 2026: PIB overview of India's energy landscape released [1].

7. Prelims Hooks

• Non-fossil installed capacity: 308 GW, 55% of total, as of 31 July 2026 [1].
• Solar capacity grew from 2.8 GW (2014) to ~175 GW (31 Oct 2026) [1].
• PM-Surya Ghar: Muft Bijli Yojana: launched Feb 2024; 1 crore households; outlay ₹75,021 crore [1].
• PM-Surya Sarovar Yojana is for floating solar, not rooftop solar. Approved 31 July 2026 [1].
• PM-SSY target: 5,000 MW floating solar with 10,000 MWh storage, FY 2026–27 to FY 2030–31 [1].
• PM-SSY storage must be of minimum two-hour duration [1].
• PM-SSY outlay: ₹5,070 crore [1].
• GOBARdhan – National Circular Bioenergy Scheme: approved 6 Aug 2026; outlay ₹23,731 crore; aims to raise domestic CBG production nearly ten-fold [1].
• NGHM: approved Jan 2023; outlay ₹19,744 crore; target 5 MMT green hydrogen by 2030 [1].
• National Policy on Geothermal Energy: notified 15 Sept 2025 [1].
• Geothermal potential of ~10,600 MW was estimated by the Geological Survey of India, not MNRE [1].
• VGF supports 1 GW offshore wind [1].
• Wind sector indigenisation: 70–80% in key components [1].

8. Why 55% of Capacity Is Not 55% of Our Electricity

• The 55% figure counts power plants, not power produced
• 308 GW (55%) is the non-fossil share of installed capacity, meaning how much the plants could produce at full output [1].
• A solar plant produces only when the sun is up, and less on cloudy days. A coal plant can run day and night.

• So 1 GW of solar gives much less electricity in a year than 1 GW of coal. Solar's share of the electricity we actually use is lower than its share of capacity.

• The exam term is capacity utilisation factor (CUF)

• CUF is the share of the year a plant's full output is actually produced.

• Solar has a low CUF, so a big jump in solar capacity (2.8 GW in 2014 to ~175 GW in 2026 [1]) does not mean the same jump in clean electricity.

• Parliament has already named the problem

• The Standing Committee on Energy said uneven output is one of the biggest problems with solar power, and that India does not have enough storage [2].

• That is why a capacity milestone is necessary, but it does not prove the energy transition is happening.

• How to use this in an answer: pair every capacity number with the question "how much electricity, and at what hour?"

9. Two Hours of Storage Will Not Cover the Evening Peak

• The storage rule is only a minimum
• PM-SSY pairs 5,000 MW of floating solar with 10,000 MWh of storage, which is 2 hours at full output [1].
• Demand peaks in the evening (lights, fans, cooking), just after solar output drops to zero.

• Two hours of stored power covers the start of the evening, but not the whole night.

• The size is small next to the problem

• The PM-SSY storage target is set for FY 2026–27 to FY 2030–31 [1]. Over the same years, solar capacity is already ~175 GW and still growing [1].

• 10,000 MWh of storage over five years is a pilot, not a fix for the storage gap the Standing Committee flagged [2].

• What should follow

• MNRE could use PM-SSY's 2-hour rule as a starting point. It could then require longer storage in later rounds of the scheme, as the Standing Committee's storage finding points to [2].
• Hydro and geothermal are presented as balancing sources [1]. But geothermal potential is ~10,600 MW [1], about 3% of today's 308 GW of non-fossil capacity. It cannot balance the grid on its own.

10. Can PM-Surya Ghar Reach 1 Crore Homes at Its Current Pace?

• Pace up to December 2025
• By December 2025, about 24 lakh households had rooftop solar under the scheme, adding roughly 7 GW [3].
• That took about 22 months from the Feb 2024 launch, or around 1.1 lakh homes a month.
• If that pace held, the remaining ~76 lakh homes would take more than five years.

• Monthly numbers have changed since then, so check the latest PIB figures before you quote a pace in the exam.

• Money released tells the same story

• ₹13,464.6 crore in subsidy had been released by December 2025 [3], about 18% of the ₹75,021 crore outlay [1].

• India has missed a rooftop target before

• The earlier rooftop solar programme, launched in February 2019, aimed for 40,000 MW of rooftop solar [4].

• PM-Surya Ghar had added ~7 GW on homes by December 2025 [3]. That is far below the old goal, although the old goal also counted commercial rooftops.

• Why the DISCOM is the weak point

• A DISCOM is the state power distribution company. It inspects the system and installs the net meter (a meter that counts power going both ways) for every rooftop system [3].
• When a household makes its own power, the DISCOM sells it less electricity and loses that revenue. So the DISCOM has little reason to process rooftop applications quickly.
• What should follow: state electricity regulators (SERCs) could set deadlines for DISCOMs to approve and connect rooftop systems. MNRE could link part of its central support to DISCOMs meeting those deadlines.

11. Who Cannot Benefit From Free Rooftop Power

• To get the subsidy, a household needs its own roof
• Rooftop solar needs a roof the household owns, strong enough to hold panels, and a grid connection in its name.
• Tenants, people in flats without a share of the roof, and families in kutcha or slum housing cannot easily use it.

• So the households that end up with "zero electricity bills" [1] tend to be the better-off ones.

• Why this matters for a GS-II answer

• Many states already give poorer households free or cheap electricity. A rooftop subsidy mostly reaches the next income group up.

• That is a fair design choice, but call it an energy-security scheme that also helps welfare. It is not mainly a scheme for the poor.

• What should follow: MNRE could widen support for community and shared solar, where people without their own roof buy a share of a common plant. This can close the gap the rooftop-only design leaves.

12. Green Hydrogen Needs Indian Buyers, Not Just Foreign Ones

• Why Indian industry is not yet signing up
• Fertiliser plants and refineries already use grey hydrogen (hydrogen made from natural gas, which releases CO₂).
• Green hydrogen (made with renewable power) costs more. A company will not switch unless something forces it or pays it to.

• That is why most signed offtake (agreements to buy) is for export [1].

• The risk is that India makes the fuel but does not clean up its own industry

• NGHM is meant for hard-to-abate sectors, the industries that are hardest to clean up, such as steel and fertilisers [1].

• If most of the 5 MMT target [1] is shipped abroad, the emission cuts are counted in other countries, not in Indian steel or fertiliser.

• What should follow

• The Union government could link NGHM to the Carbon Credit Trading Scheme. A price on carbon would make grey hydrogen more expensive for Indian industry.
• The relevant ministries could set a gradual green hydrogen share for fertiliser and refinery use, so that Indian demand grows alongside exports.
• Track three numbers separately in every answer: target, signed offtake, and plants actually built [1].

13. What the Good News Leaves Out

• Indigenisation is claimed for wind, not solar
• The digest reports 70–80% local manufacturing for key wind components [1], but gives no such figure for solar, which is the largest single source (~175 GW) [1].

• Assembling solar panels in India is not the same as making the cells and the materials inside them. An answer on energy security should ask where those parts come from.

• Scale matters: compare each source with the total

• Geothermal's ~10,600 MW is a potential estimated by GSI, not installed plants [1].
• PM-SSY's 5,000 MW [1] is under 2% of today's 308 GW of non-fossil capacity [1].

• These schemes add variety and help balance the grid. Solar and wind still do most of the work, so storage and transmission decide whether the transition succeeds.

• Grid problems are flagged but not measured

• The note calls grid integration the main bottleneck [1], and the Standing Committee says storage is too low [2]. But the PIB digest gives no figure for power that was produced but could not reach users.
• In Mains, say clearly that this is a missing indicator. Electricity that is generated but cannot be carried away counts as capacity but does nobody any good.

14. Anchors for Answers

• Data: 308 GW non-fossil = 55% of installed capacity (not generation), as of 31 July 2026 [1]
• Data: PM-Surya Ghar at ~24 lakh households, ~7 GW, ₹13,464.6 crore subsidy released by Dec 2025, against 1 crore homes and ₹75,021 crore [3][1]
• Data: PM-SSY storage of 10,000 MWh for 5,000 MW, which is only 2 hours of backup [1]
• Report/Committee: Standing Committee on Energy, Performance Evaluation of Solar Power Projects (2025): uneven output is one of the biggest problems with solar; storage is inadequate [2]
• Report/Committee: Standing Committee on Energy, Action Plan for Achievement of 175 GW RE Target (2021): the earlier rooftop programme (Feb 2019) aimed at 40,000 MW [4]
• Scheme: Carbon Credit Trading Scheme: a carbon price can create Indian demand for NGHM's green hydrogen, which is now sold mostly for export [1]

15. Mains Relevance

• GS-III: Infrastructure: Energy; Conservation, environmental pollution and degradation; Science & Technology (indigenisation of technology); Inclusive growth.
• GS-II: Government policies and interventions; welfare schemes (PM-Surya Ghar).
• GS-I (geography): distribution of energy resources (geothermal, hydro potential).
• Possible question stems: 1. India crossing the halfway mark in non-fossil installed capacity is a necessary but not sufficient indicator of energy transition. Critically examine, with reference to grid integration and storage. 2. Discuss the role of decentralised renewable energy, such as rooftop and floating solar, in achieving both energy access and energy security in India. 3. Green hydrogen is key to decarbonising hard-to-abate sectors. Evaluate the progress and challenges of the National Green Hydrogen Mission.

16. Related Topics to Study Next

• India's NDCs and Panchamrit (COP26): the international commitments that the capacity targets track.
• Battery Energy Storage Systems and pumped storage: storage is central to integrating variable RE, as PM-SSY's 2-hour mandate shows.
• Green Energy Corridors / transmission: grid bottlenecks limit how much RE can be added.
• SATAT and the CBG ecosystem: CBG offtake channels that complement GOBARdhan.
• Carbon Credit Trading Scheme / carbon markets: market tools that drive decarbonisation.
• Critical minerals mission: inputs for batteries, solar and wind supply chains.
• International Solar Alliance: India's solar diplomacy.
• Nuclear energy policy: part of the non-fossil capacity total but not part of RE.

17. NCERT Concepts to Revise

• Non-fossil capacity (Geography): The headline 308 GW / 55% figure is non-fossil capacity, which includes nuclear and large hydro, not just renewables.
• Installed capacity (Economy): The 55% counts plant capacity, not actual electricity generated, which is lower for solar and wind.
• PM Surya Ghar Muft Bijli Yojana (Geography): Flagship rooftop solar scheme for 1 crore homes with ₹75,021 crore outlay; likely Prelims and GS-II material.
• Rooftop solar (Geography): Explains how households generate their own power and export surplus, the basis of PM-Surya Ghar.
• Floating solar (Geography): PM-Surya Sarovar Yojana is about floating solar on water bodies, easily confused with rooftop solar.
• National Green Hydrogen Mission (Geography): Key mission with a 5 MMT by 2030 target; the note stresses target versus offtake versus built plants.
• Green hydrogen (Economy): Core fuel behind the mission, made by electrolysis with renewable power; needed to judge its cost and demand problems.
• Grey hydrogen (Economy): Cheaper fossil-based hydrogen that Indian industry already uses, which explains weak domestic demand for green hydrogen.
• Hard-to-abate sectors (Economy): Steel, fertiliser and refining are the sectors green hydrogen is meant to clean up.
• Compressed biogas (Geography): GOBARdhan scheme aims to raise compressed biogas output nearly ten-fold from waste and biomass.
• Geothermal energy (Geography): New National Policy on Geothermal Energy; the note stresses its small potential and its balancing role.
• Viability gap funding (Economy): Grant used to make early offshore wind projects financially workable; a likely Prelims term.
• Distribution company (Economy): DISCOMs install net meters and may slow rooftop solar uptake because they lose sales revenue.
• Panchamrit (Geography): COP26 pledges (500 GW non-fossil, net zero 2070) are the targets that India's capacity growth tracks.
• Energy security (Economy): A main reason for the renewable push is less dependence on imported fossil fuels.

18. Common Errors / Trap Areas

• PM-Surya Ghar vs PM-Surya Sarovar: Surya Ghar is rooftop (Feb 2024, ₹75,021 cr). Surya Sarovar is floating solar with storage (July 2026, ₹5,070 cr) [1].
• Non-fossil ≠ renewable: the 308 GW / 55% figure is non-fossil capacity, which includes nuclear and large hydro. Do not equate it with solar (~175 GW) or total capacity [1].
• MW vs MWh: PM-SSY has 5,000 MW generation and 10,000 MWh storage. The 2-hour duration links the two figures [1].
• Bio-power vs CBG vs Waste-to-Energy: electricity, gaseous fuel and grid/off-grid plants respectively. Bagasse and non-bagasse cogeneration are tracked separately [1].
• NGHM target vs offtake vs commissioned capacity: these are three different metrics. Offtake is mostly for export [1]. Also, the geothermal potential estimate comes from GSI, not MNRE [1].