Why clean energy investment is shifting

Opinion | Is the green transition in crisis? Why clean energy investment is shifting

April 02, 2026

 

This article was written by Rugilė Skvarnavičiūtė, Product Strategist at Invest Lithuania

Key takeaways:

  • Global clean energy investment reached a record $2.3 trillion in 2025 – even as high-profile failures dominated headlines
  • Cleantech venture capital fell 40% year-on-year, but capital is shifting toward strategic sectors, not disappearing
  • Seven technology areas including nuclear, critical minerals, geothermal, and industrial decarbonisation grew from under 5% to over 33% of VC funding in recent years
  • The US committed $378 billion to clean energy – reshaping where and how transition capital flows globally. Up by 3.5% YoY
  • For smaller economies, the green transition now rewards specialisation and policy alignment over scale

Is the green energy transition in crisis?

As strikes on Iranian infrastructure push Brent crude above $100, Europe faces a familiar, uncomfortable reality: the geography of energy risk has shifted, but the vulnerability to energy supply shocks remains the same. High-profile failures – Northvolt’s collapse, the bankruptcy of EV pioneers like Canoo, Nikola and Lordstown Motors, and a 40% year-on-year drop in cleantech venture capital – have led some to declare the green energy transition is losing momentum, according to CTVC’s State of Climatetech report.

But this interpretation misses a broader shift. Global clean energy investment hit a record $2.3 trillion in 2025, according to BloombergNEF’s Energy Transition Investment Trends report. Both things are true – and together, they tell the real story: this is not a collapse, it’s a coming of age.

Why cleantech investment is slowing down

The slowdown in cleantech investment is not driven by a lack of ambition, but by the realities of scaling energy systems. The era of rapid expansion has collided with:

  • fragmented supply chains
  • lengthy permitting processes
  • limited grid capacity
  • rising capital costs

This marks a transition from rapid, speculative growth to a more disciplined phase of renewable energy investment.

Record investment shows a different reality

Despite declining venture capital, global clean energy investment reached a record $2.3 trillion in 2025. The United States alone committed $378 billion to clean energy. Investments showed 3.5% of YoY growth.

More importantly, capital is not disappearing – it is shifting.

Sectors once considered niche are gaining increased attention, with their share of venture capital funding rising from under 5% to over 33% in recent years. This reflects a structural shift in the green transition, rather than a slowdown. In addition, we are also observing growth in equity financing. After 3 consecutive years of decline, public and private equity investments grew 53% year-on-year and climate-tech companies raised over $77.3 billion in 2025 globally.

The shift from hype to market maturity

What appears to be a decline is better understood as market maturity. The green transition is moving from early-stage expansion – where capital was widely available – into a phase where:

  • investment is more selective
  • projects must demonstrate scalability
  • policy frameworks influence capital allocation

In this environment, clean energy investment is increasingly driven by execution capability rather than narrative momentum.

Aleksandravicius
© A. Aleksandravičius

What this means for smaller economies

For smaller economies, this shift raises a sharper strategic question. As the United States, China, and the European Union each construct their own clean energy ecosystems – through the Inflation Reduction Act, state-directed manufacturing, and the revised European Green Deal respectively – where does a mid-sized or small economy fit? Does it get squeezed between cheap Chinese exports and American protectionism, or does it find a role the giants cannot easily fill?

The answer likely lies in specialisation. Generic solar panels and undifferentiated battery cells face fierce price competition. But grid infrastructure, critical minerals processing, data centre energy solutions, and bio-based industries address strategic gaps that capital alone cannot quickly resolve.

For smaller European economies with strong policy alignment, skilled workforces, and existing industrial capacity – such as those in the Baltic region – this moment is less a threat than an opening. The green transition’s next phase will be won not by the largest economies, but by the most strategically coherent ones.

Which green sectors are gaining momentum

Investment is increasingly concentrating in sectors that combine economic viability with strategic importance:

  • Nuclear energy
  • Critical minerals processing
  • Geothermal energy
  • Industrial decarbonisation
  • Sustainable aviation fuels
  • Grid technologies
  • Data centre energy solutions

These areas address structural gaps in the clean energy transition and are less exposed to commoditised price competition than traditional renewable technologies.

The future of the green transition

The green transition is not slowing down – it is entering a more demanding phase. Governments and investors that shaped the first wave through ambition and subsidy now need to deliver on a harder set of requirements:

  • coherent, stable policy frameworks that outlast election cycles
  • faster and clearer permitting processes that match the pace of capital
  • investment in grid infrastructure and supply chain resilience
  • a clear-eyed view of where comparative advantage actually lies

These are not wish-list items. They are the new baseline for attracting and retaining transition capital.

Conclusion

The green transition is not failing – it is becoming more disciplined. Capital is shifting toward scalable, infrastructure-driven solutions, and investment decisions are increasingly shaped by policy clarity, supply chain resilience, and long-term competitiveness rather than speculative momentum.

The transition has, in a sense, been asked to grow up. Whether governments and investors actively guide that process – or simply react to it – may determine which economies capture the next phase of clean growth, and which watch it from the margins.

For those willing to specialise, align policy with capital, and invest in the infrastructure that larger players overlook, the opportunity is real. The teenager is becoming an adult. The question is who’s ready for it.

FAQ: Green transition and investment trends

Is the green transition slowing down?

No. Investment is shifting rather than declining, with global energy transition investment reaching record levels in 2025. Capital is shifting toward grid, storage, and electrification, even as parts of the market reset.

Why is cleantech VC investment declining?

Venture capital is becoming more selective due to higher costs, supply chain constraints, and increasing market maturity.

Which sectors are growing in the green transition?

Nuclear energy, critical minerals, geothermal, and industrial decarbonisation are attracting increased investment.

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