The 2nd Green Hydrogen Congress, as reported in AutoRevista 2.399, shed light on the collaborative efforts between the German state of Baden-Württemberg and Spanish entities to advance the hydrogen economy. Isabell Knüttgen, Director for New Mobility and Automotive Solutions in Baden-Württemberg, emphasized the vital role of Spain in hydrogen initiatives and the shared interests between the regions. The German delegation's active participation in the congress, featuring companies specialized in various hydrogen applications, aimed at boosting hydrogen expansion and technological progress. Moreover, Knüttgen highlighted the significance of hydrogen drives in achieving climate targets, particularly in heavy-duty transport, where Baden-Württemberg's expertise in the hydrogen value chain plays a crucial role. The positive feedback received from the business delegation regarding networking opportunities and market presence in Spain further underlined the success of the event. The congress also showcased innovative projects like the AIHRE initiative and discussions on renewable ammonia's role in decarbonisation. Juan Ignacio Domínguez from CIDAUT presented the AIHRE project, focusing on leveraging renewable hydrogen generation potential in Spain and Portugal. Additionally, Tresca emphasized the importance of renewable ammonia in industry and transport decarbonisation. Overall, the congress highlighted collaborative efforts, technological advancements, and the economic potential associated with hydrogen projects, showcasing a positive outlook towards a sustainable hydrogen-powered future.