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Featured in Factory floor – 09-2026

Global progress on 100% renewables

Christian Breyer and Mark Z. Jacobson, two prominent scientists tracking the global rollout of renewable energy systems provide an update on solar’s role in the equation. Frustratingly, political and regulatory blocks continue threatening to derail progress but the economic, environmental and grid flexibility benefits that the combination of solar and storage can provide are unmatched by legacy fossil fuels. As part of pv magazine’s Renewables 24/7 special feature this month, these two top experts shared their views on the state of the energy transition with pv magazine’s Blathnaid O’Dea.
Blathnaid O’Dea
By
Blathnaid O’Dea
Christian Breyer is a professor of solar economy at Lappeenranta University of Technology. | Image: Lappeenranta University of Technology (LUT)

The world has “unlimited potential” for renewable electricity and all that’s needed to unlock this is profit, according to Christian Breyer, professor for Solar Economy at Finland’s LUT University. “We need positive business cases,” he said, invoking former US president Bill Clinton’s 1990s campaign slogan. “It’s like what Bill Clinton said many years ago: ‘It’s …

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