Clean Baseload Energy: Reality or Moonshot?
TLDR
- Clean firm power (geothermal, advanced fission, fusion) is moving from theory to infrastructure as demand outpaces what renewables alone can deliver.
Key Takeaways
- Global electricity demand grew so fast in 2024 that natural gas and coal had to fill gaps even after a record year of solar additions.
- Batteries can smooth hourly peaks but cannot bridge multi-day or seasonal gaps; clean baseload fills that role.
- Fervo Energy (geothermal, $400M+ raised) and European SMR startups like Blykalla, Seaborg, and Newcleo represent concrete deployment-stage bets, not lab projects.
- Fusion has achieved net energy gain in multiple configurations; the remaining gap is continuous, grid-ready output, not scientific proof.
- Enhanced geothermal and superhot rock could expand geothermal from 0.015% of global energy toward ~10%, reusing oil and gas rigs, talent, and supply chains.
Why It Matters
- Without clean firm power, every new solar or wind installation still requires fossil fuel backstop, permanently capping decarbonization progress.
- The $2.5 trillion annual electricity market rewards technologies that combine reliability, low cost, and low emissions; clean baseload is the only category that targets all three.
- Key remaining blockers are engineering and permitting, not physics: drilling materials for 400°C+ rock, SMR licensing timelines, and fusion’s step from experiment to continuous operation.
byFounders · 2026-02-24 · Read the original
