In this episode, we examine how digitalisation accelerates the green transition. Mikk Vainik from Rohetiiger outlines how secure data, interoperability, and sector roadmaps turn sustainability goals into measurable business practice. Sven Parkel from the Estonian Hydrogen Cluster explains renewable hydrogen and Hydrogen Valleys, why EU-driven collaboration matters, how research translates into real-world pilots, and where startups can create the most impact.