Europe’s clean-power buildout is becoming an energy-security tool

Europe remains exposed to expensive imported fossil fuels: by the end of 2025, gas and electricity prices were still about 50% and 38% above pre-war levels. That leaves households and industry vulnerable whenever conflict disrupts fuel supplies.

A Reuters commentary drawing on the 2026 Energy and Climate Security Risk Index points to a practical response: combine renewables with dependable low-carbon generation, stronger connections and storage. Solar capacity in several central and eastern European countries nearly quadrupled from 2021 to 2025, while EU battery storage grew tenfold. Sweden, Finland and France — mixing low-carbon power with high electrification — weathered the latest gas shock with lower wholesale prices than Germany.

The lesson is less “nuclear versus renewables” and more a balanced system that prevents gas from repeatedly setting power prices. Common EU procedures and finance could help proven projects spread faster.

This is analysis, not completed policy. Rapid renewable growth is straining grids, nuclear projects remain slow and costly, and critical supply chains depend heavily on China. Europe has momentum; resilience now depends on networks, permitting and fair financing catching up.

Original reporting: Reuters Commentary ↗