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India’s $145 Billion Energy Shift: The Financing Challenge Behind a Clean Power Future

India needs $145 billion annually by 2035 for clean energy. Financing—not technology—will decide the pace of its energy transition.

Dipin Damodharan

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India’s Energy Transition Faces $145B Financing Challenge
Image credit: Towfiqu Barbhuiya/Pexels

India’s energy transition is often framed as a technological leap—a race to install solar panels, wind turbines, and battery storage at unprecedented scale. But beneath this visible transformation lies a quieter, more decisive battleground: finance.

A new analysis by the Institute for Energy Economics and Financial Analysis (IEEFA) suggests that India’s ambition to reach 500 GW of renewable capacity by 2030 and 60% non-fossil fuel energy in its overall mix by 2035 will depend less on engineering breakthroughs and more on how effectively the country mobilises capital.

The Scale of India’s Energy Transition

The numbers alone reveal the magnitude of the challenge.

Annual investments in renewables, storage, and transmission are projected to rise from around $68 billion by 2032 to $145 billion by 2035—more than doubling within just three years.

This is not just an infrastructure expansion; it is a financial transformation. Renewable assets are capital-intensive and long-lived, requiring stable, long-term funding mechanisms rather than short-term capital flows.

“The power sector is already among the largest borrowers in India’s domestic debt markets, and this role is likely to expand as investments accelerate. In this context, transition planning is, fundamentally, a question of debt market planning. The availability, tenor and cost of debt will decide how fast capacity can be added — and who gets left behind,” says Kevin Leung, Sustainable Finance Analyst, Debt Markets, IEEFA – Europe, and a contributing author of the report.

India’s Energy Transition: A Structural Shift in Power Economics

What makes this transition particularly complex is that it is not occurring on a level playing field.

The report finds that financial markets are already structurally favouring renewable energy over thermal power. Renewable platforms benefit from zero fuel costs, stronger margins, and greater access to global capital. Thermal assets, by contrast, are increasingly being pushed out of international financing channels.

This divergence is visible even within the same corporate groups.

“Adani Green Energy Limited consistently outperforms Adani Power on EBITDA margins within the same corporate group. Similarly, NTPC Green outperforms NTPC’s legacy thermal operations. These are not cyclical differences. They reflect a structural shift in the economics of power generation that will compound over time as renewable portfolios mature and generate stable, contracted cash flows,” says Soni Tiwari, Energy Finance Analyst at IEEFA.

The implication is clear: the transition is not just about adding clean capacity—it is about a reallocation of financial power within the energy sector.

Energy Security Meets Geopolitics

India’s urgency is shaped not only by climate goals but also by geopolitical realities.

The country remains heavily dependent on imported fossil fuels, including crude oil and liquefied natural gas. This dependence exposes the economy to global price shocks and supply disruptions, making the transition to domestic renewable energy a question of national energy sovereignty.

In this context, clean energy is no longer just an environmental imperative—it is a strategic necessity.

The Debt Market Bottleneck

Despite the scale of required investment, India’s financial system is not yet fully equipped to support the transition.

While the country’s corporate bond market saw issuances exceeding $500 billion in 2025, it remains relatively shallow and dominated by public sector entities. Power utilities still rely on loans for nearly 80% of their debt, indicating a limited role for bond markets.

This imbalance creates a structural constraint. Renewable energy projects require long-term, low-cost financing—conditions that bond markets are typically better suited to provide.

At the same time, over-reliance on international capital introduces new vulnerabilities.

Global capital flows can be volatile, particularly during periods of geopolitical instability. Sudden capital withdrawals could disrupt funding for large-scale energy projects, creating what analysts describe as a “transition investment flight risk.”

The NTPC Factor

At the centre of this financial ecosystem stands NTPC, India’s largest power utility.

With a planned capital expenditure of ₹7 trillion (around $80 billion) through FY2032 and a credit profile aligned with sovereign ratings, NTPC is uniquely positioned to anchor the transition.

“It is uniquely positioned to anchor large-scale, low-cost financing for the power sector’s shift to clean energy. NTPC’s INR7 trillion (USD80 billion) capex plan through FY2032 makes it the single most consequential capital allocator in the sector. If NTPC can demonstrate credible transition to a clean energy company, it would facilitate broader capital flows via a coherent transition finance agenda alongside other catalytic efforts,” says Saurabh Trivedi, Lead Specialist at IEEFA.

The company’s trajectory could shape not just its own future, but the financial architecture of India’s energy transition.

Winners, Losers, and the Transition Divide

The report also highlights an emerging divide within the power sector.

Stronger, well-capitalised companies—particularly those with renewable portfolios—are likely to benefit from easier access to finance. In contrast, financially constrained players face a dual challenge: limited ability to invest in decarbonisation and shrinking access to funding.

State-owned enterprises, backed by implicit government support, enjoy greater refinancing flexibility. Private players without such backing may struggle to keep pace.

This creates a risk of asymmetric transition, where only certain segments of the industry are able to adapt effectively.

A Financial System in Transition

Ultimately, the energy transition is not just about replacing fossil fuels with renewables—it is about reshaping the financial system that underpins the energy economy.

Building a resilient, domestically anchored capital base—supported by pension funds, insurers, and long-term institutional investors—will be critical. Without it, India risks remaining dependent on volatile global capital flows.

At the same time, expanding the role of bond markets could unlock new pathways for financing large-scale infrastructure.

Beyond Technology: The Real Transition

The narrative of India’s clean energy future often centres on megawatts installed and emissions reduced. But the deeper story is one of capital—how it is raised, allocated, and sustained over decades.

The IEEFA report makes one point unmistakably clear:India’s energy transition will not be won in power plants alone. It will be decided in balance sheets, debt markets, and financial institutions.

And as the required investment climbs toward $145 billion annually, the question is no longer whether India can build a clean energy system—but whether it can finance it.

Dipin Damodharan is the Co-founder and Editor-in-Chief of EdPublica. A journalist and editor with over 15 years of experience leading and co-founding both print and digital media outlets, he has written extensively on education, politics, and culture. His work has appeared in global publications such as The Huffington Post, The Himalayan Times, DailyO, Education Insider, and others.

Sustainable Energy

Can India Finally Turn Waste Into Fuel? INR 23,731-Crore CBG Push

India invests INR 23,731 crore on compressed biogas (CBG) to reduce fossil-fuel dependence, manage organic waste and strengthen energy security. With 217 plants commissioned and 339 under construction as of August 2026, the new GOBARdhan scheme aims to scale production nearly ten-fold—but can it overcome the infrastructure and feedstock challenges that have slowed the sector so far?

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Aerial view of an industrial facility with piles of processed waste, highlighting waste management and CBG production.
An aerial view of a waste-processing facility, illustrating the infrastructure needed to convert organic waste into compressed biogas and other useful products. Representational image. Image credit: Tom Fisk/Pexels

India is putting INR 23,731 crore behind an effort to make compressed biogas (CBG) a larger part of its energy system, with the government targeting nearly ten-fold growth in domestic CBG production by 2035-36. The GOBARdhan scheme will combine assured demand, price support, capital assistance, pipeline connectivity and credit guarantees to expand the industry.

The push comes as India remains heavily dependent on imported gas. The government says nearly 50% of the country’s natural gas requirement is met through imports, while about 55–60% of India’s LNG imports pass through the Strait of Hormuz. This dependence makes domestically produced alternatives more relevant to energy security.

From 5,000 Plants to 217

India’s CBG ambitions are not new. The Sustainable Alternative Towards Affordable Transportation (SATAT) initiative, launched in 2018, envisaged 5,000 CBG plants producing 15 million tonnes annually by 2023-24. The target was missed.

The sector has nevertheless grown. As of August 6, 2026, 1,908 CBG/Bio-CNG plants were registered, of which 217 had been commissioned and another 339 were under construction.

The numbers show both progress and the scale of the challenge: only a fraction of registered projects have reached operation, while hundreds remain under construction.

What is Different This Time?

The new scheme attempts to address one of the industry’s central problems: making CBG projects financially predictable.

City Gas Distribution companies will face a CBG blending obligation of 3% in 2026-27, 4% in 2027-28 and 5% from 2028-29 for CNG transport and domestic PNG. The government will also provide an administered CBG price of INR 2,110 per MMBTU, with a minimum ten-year horizon. Eligible greenfield projects can receive capital assistance of up to INR 2 crore per tonne per day of installed capacity.

Dump truck unloading waste at a landfill, highlighting the organic waste management challenge behind India’s push to expand compressed biogas production.
India’s CBG push aims to turn organic waste from a disposal challenge into a source of renewable fuel and organic manure. Representational image. Image credit: Pexels

The scheme also provides pipeline support and a credit guarantee mechanism, aimed at reducing infrastructure and financing barriers.

In other words, the government is trying to create not just more plants, but a predictable market for the gas those plants produce.

Where is the Industry Growing?

CBG development remains concentrated geographically. Uttar Pradesh is among the leading states, while Gujarat, Haryana, Karnataka and Maharashtra also have significant numbers of projects. The new scheme could allow these existing hubs to expand while opening opportunities in states with large agricultural and municipal-waste streams but limited CBG infrastructure.

Kerala illustrates the latter challenge. The state recently moved into the sector with the Brahmapuram CBG plant in Kochi, commissioned in February 2026 and designed to process 150 tonnes of source-segregated biodegradable municipal waste every day.

This points to one of CBG’s central propositions: waste that would otherwise require disposal can become both fuel and a source of organic manure.

The Waste-to-Energy Opportunity

CBG can be produced from agricultural residue, cattle dung, press mud and biodegradable municipal waste. The process also generates organic fertiliser, potentially creating an additional revenue stream for producers.

But the availability of biomass alone does not guarantee a viable plant. Feedstock must be collected, transported, stored and supplied consistently. This is particularly important for agricultural residues, which are seasonal and geographically dispersed.

The new scheme therefore includes provisions for feedstock mapping and aggregation infrastructure, alongside a district-level challenge fund.

What Does the Government Expect?

The government estimates that the scheme could displace 10 million tonnes of fossil fuel over the next decade and generate around 40,000 crore rupees in foreign-exchange savings. It projects an additional 75,000 crore rupees contribution to GDP, more than 1.5 lakh jobs, over 40 million tonnes of CO₂-equivalent emissions avoided, and production of more than 250 million tonnes of organic fertiliser. These are government projections, not realised outcomes.

The projections underline the government’s broader ambition: CBG is being positioned not simply as an alternative fuel, but as a link between energy security, waste management, agriculture, employment and emissions reduction.

The Implementation Test

India now has a growing pipeline of CBG projects, a policy-backed market and financial incentives. But its earlier experience shows that ambitious targets do not automatically translate into operational plants. The success of GOBARdhan will ultimately depend on whether developers can secure reliable feedstock, obtain financing, connect plants to gas markets and operate them sustainably.

India has no shortage of organic waste. The challenge is turning that resource into a reliable, commercially viable and geographically widespread source of renewable gas.

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Sustainable Energy

Can Floating Solar Help India Expand Renewables Without More Land?

India’s new Pradhan Mantri Surya Sarovar Yojana aims to add 5,000 MW of floating solar capacity by 2030–31. By using reservoirs and other water bodies, the scheme could help expand renewable energy while easing pressure on scarce land. Its battery-storage requirement also aims to make solar power more reliable and useful during peak demand.

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Floating solar panels illustrating the Pradhan Mantri Surya Sarovar Yojana’s push for renewable energy on water bodies
Floating solar panels under the ₹5,070-crore Pradhan Mantri Surya Sarovar Yojana, targeting 5,000 MW by 2030–31. Representational image. Image credit: Abdulaziz hasan/Pexels

India is adding solar power rapidly. But as more panels are installed, another question is becoming harder to ignore: where will all of them be installed? Floating solar offers one possible answer. Large ground-mounted solar projects require vast, contiguous parcels of land. This is easier in states such as Rajasthan and Gujarat, which have abundant land and high solar radiation. But the model is harder to replicate in densely populated, land-constrained states such as Kerala.

The Union Cabinet’s approval of the Pradhan Mantri Surya Sarovar Yojana, a ₹5,070-crore scheme, seeks to address this constraint by expanding solar generation to reservoirs and other water bodies. The programme will provide central financial assistance of up to ₹1 crore per MW for floating solar projects and aims to add 5,000 MW by 2030–31. It will be implemented by the Solar Energy Corporation of India (SECI). India currently has only around 0.7 GW of installed floating solar capacity, despite an estimated potential of 102 GW.

How Is This Beneficial for Small States?

India’s solar expansion has been concentrated largely in Rajasthan and Gujarat, where large areas of relatively inexpensive land and strong solar radiation have supported utility-scale projects. But land acquisition can involve rehabilitation and resettlement, while large solar parks can compete with agriculture and other land uses.

Floating solar offers another option: generating electricity from suitable water surfaces without occupying large areas of land. This could be particularly relevant for states with limited land availability. Kerala, for example, faces much greater competition for land from settlements, agriculture and infrastructure than states with large open tracts.

Floating solar panels covering a large water body surrounded by forest
Reservoirs could provide new space for solar power as India expands floating solar under the Pradhan Mantri Surya Sarovar Yojana. Representational image. Image credit: photovs/iStock

But not every reservoir can become a solar park. Water bodies have multiple uses, including drinking water, irrigation, fisheries and power generation. Projects would therefore need careful site selection and environmental assessment.

Addressing The Storage Dilemma

The programme does not stop at adding solar panels. Projects receiving support will have to include battery energy storage equivalent to at least two hours of generation. Across the programme, this is expected to amount to around **10,000 MWh of storage. That addresses another challenge facing India’s renewable-energy transition.

Solar generation peaks during the day, while electricity demand can remain high into the evening. Batteries can store excess solar power and release it when demand rises. Storage could also reduce renewable-energy curtailment, when available electricity is not used because the grid cannot absorb all the generation. The scheme therefore combines two priorities: adding renewable capacity and making that power more useful to the grid.

The 278-MW Omkareshwar floating solar park on the Narmada River in Madhya Pradesh’s Khandwa district is currently the country’s largest floating solar project. Plans are in place to scale it up to 600 MW. However, the project does not have on-site battery storage. The new scheme could encourage a different model, where floating solar and storage are developed together from the beginning.

But Water Is Not Empty Space

Floating solar can ease pressure on land, but it comes with its own environmental and technical questions. Large installations can affect aquatic ecosystems, water quality, fisheries and other uses of reservoirs. The technology can also be more expensive and technically complex than ground-mounted solar. This makes site selection critical. The question is not simply how much floating solar India can install, but where it can be installed without creating new environmental or social costs.

A New Option For India’s Energy Transition

The government’s 5,000-MW target is small compared with India’s estimated 102 GW floating solar potential. But the scheme could help move the technology from a niche application towards a larger role in India’s renewable-energy system. Its significance lies elsewhere.

India’s renewable transition is increasingly about where clean-energy infrastructure can be built and how the electricity can be delivered when it is needed. Floating solar could help address both challenges — using suitable water surfaces to reduce pressure on scarce land while pairing solar generation with storage.

For land-constrained states such as Kerala, that could open another avenue for renewable-energy expansion. Nationally, the scheme could help India find new spaces for clean energy — without assuming that every available piece of land must become a solar park.

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Sustainable Energy

India’s Power Grid Gets Greener: Green Energy Break a New Record

India’s solar and wind energy crossed the 100 GW mark for the first time, supplying nearly half of the country’s electricity at one point. The milestone highlights the growing role of renewables in meeting India’s rising power demand—and the storage challenges that could shape the next phase of the energy transition.

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Solar panels and wind turbines generating renewable energy at sunset, representing India's growing solar and wind power capacity.
A solar farm and wind turbines generate clean electricity, reflecting the growing role of solar and wind energy in India's power grid. Representational image. Image credit: Kenueone/Pixabay

As India grappled with another summer of soaring electricity demand, the country’s power grid quietly reached a milestone. For the first time, solar and wind together generated more than 100 gigawatts (GW) of electricity, supplying nearly half of the country’s power at one point.

According to Grid Controller of India Ltd. (GRID-INDIA), utility-scale solar and wind generation reached 103.7 GW at 12.05 pm on July 13, the highest recorded so far. A few minutes later, the two sources supplied 42.79% of the electricity flowing through the national grid. The following day, generation crossed the 100 GW mark again, showing that the achievement was not a one-off event.

The record comes at a time when rainfall has been lower than usual. According to the India Meteorological Department (IMD), the southwest monsoon is expected to bring about 90% of the country’s normal rainfall this year. With lower inflows into reservoirs, hydropower generation can come under pressure, making solar and wind even more important in meeting electricity demand.

The achievement signals a broader shift. Renewable energy is no longer just expanding on paper through new projects—it is increasingly helping power homes, businesses and industries during periods of high demand.

Solar and Wind Energy: India’s Growing Demand for Electricity

India’s appetite for electricity continues to grow.

According to Power Minister Manohar Lal, the country’s peak electricity demand has already reached about 271 GW this year. The government expects it to touch around 300 GW by 2027, driven by rising use of air conditioners, electric vehicles, data centres and industrial activity.

Meeting that demand has traditionally meant relying on coal-fired power plants. This year, however, solar and wind energy has played a larger role. According to GRID-INDIA, solar generation reached a record 81 GW during the April heatwave, helping ease pressure on conventional power plants during the middle of the day.

The International Energy Agency (IEA) expects India to remain one of the world’s fastest-growing renewable energy markets through the rest of the decade. But it also warns that investment in electricity grids and storage must grow alongside renewable energy.

Solar and wind energy in India
Rooftop solar panels installed on a residential home, highlighting the growing adoption of distributed solar energy to meet household electricity needs and support India’s clean energy transition. Representational image. Image credit: AS Photography/Pixabay

The Challenge Begins After Sunset

The July record was achieved around noon, when solar panels generate their highest output. Electricity demand, however, often remains high long after sunset.

That is why many experts say the next phase of India’s clean energy transition will depend less on building more solar parks and more on storing the electricity they generate.

“The achievement shows the national grid can absorb much larger volumes of renewable electricity than before. The next priority is expanding energy storage so surplus solar power generated during the day can be supplied after sunset,” said Shreya Jai, Energy Lead at Climate Trends.

Solar Energy and Storage Challenges

Research points in the same direction. A recent study by researchers from the University of California, Berkeley, the India Energy and Climate Center and partner institutions found that expanding battery storage and making the grid more flexible would allow India to integrate much larger shares of solar and wind while maintaining a reliable electricity supply.

Disha Aggarwal, Fellow at the Council on Energy, Environment and Water (CEEW), said the milestone shows renewable energy is becoming a larger part of the country’s actual electricity supply, rather than just its installed capacity. She said the next priority should be scaling up energy storage, strengthening reserve capacity and creating electricity markets that can better support evening demand.

Storing renewable energy, however, remains one of India’s biggest challenges. Battery systems are still expensive, while pumped hydro projects require suitable terrain, long construction periods and multiple regulatory clearances. Expanding transmission networks to carry renewable power from generation centres to demand hubs is another hurdle.

Crossing the 100 GW mark shows that India can generate renewable electricity at an unprecedented scale. The bigger challenge now is ensuring that clean power generated during the day can be stored and delivered when homes, hospitals and industries need it most.

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