Spain’s nationwide blackout this week has put a spotlight on potential vulnerabilities in its system that may offer warnings to other countries, as rising electrification and clean energy sources place new demands on power grids around the world.

Spain's grid operator denied on Wednesday dependence on solar power was to blame for the country's worst blackout, while Prime Minister Pedro Sanchez came under increasing pressure to explain what went wrong.

If governments want to decarbonise while maintaining public trust, they will need to invest in the right infrastructure