EconomySolar and wind power are becoming the leading sources of electricity in EuropeXavier Grau del Cerro22-01-2026
BusinessThe engineer who dreamed of bringing the train to the Vall d'AranDavid Valero-Carreras16-12-2025
Special contentElectrifying to transform: a day to rethink Catalonia's energy modelMarc Amat30-10-2025
![Photovoltaic plant at the Reus wastewater treatment plant.](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)