Asturias

Regional governance.

State-owned mining and energy company; formerly Spain’s largest coal miner, now focused on renewables, including geothermal heating and green hydrogen.

Funding research and innovation in post-coal and steel transition regions.

Reusing outflow water from old mine reservoirs as the feedstock for hydrogen production.

Hydrogen produced from renewable electricity sources, considered a critical component for hydrogen's long-term credibility as a clean fuel.

Connection to geothermal heat networks and existing district heating using biomass.