In the Netherlands, innovative projects at Twence and Vechtstromen Water Board focus on sustainable practices in biodigestion and water purification processes. These initiatives aim to convert organic waste into valuable resources like biogas, green gas, and clean water. Challenges in these processes include managing CO2 emissions, reducing energy consumption, maximizing water reuse, and minimizing unwanted emissions. The projects also address non-technical barriers such as labor market shortages and the need for specialized skills in advancing the energy transition. The PD project specifically aims to replace drinking water and fossil fuels with residual and biogenic waste streams for hydrogen and C-based chemical production. It emphasizes the valorization of CO2 from biodigestion for producing chemicals and utilizing effluent for hydrogen production via electrolyzers. The project envisions a sustainable future by optimizing processes, reducing emissions, and efficiently utilizing resources. Furthermore, educational initiatives bridge the gap between industry needs and academic curricula, focusing on training programs related to hydrogen and sustainable practices. The Hydrogen Innovation Agenda and Roadmap set clear goals for hydrogen technology advancement, with the PD project contributing through modeling value chains, CO2 valorization tools, and supporting pilot installations. By aligning with the KPIs of the Hydrogen Innovation Agenda, the project aims to reduce CO2 emissions, enhance circularity, and support educational developments in the engineering field. Additionally, the project strengthens expertise in circularity, sustainable chemistry, and hydrogen, contributing to regional energy transition efforts and preparing engineers for a green industry. Overall, the collaborative efforts in the Netherlands demonstrate a positive sentiment towards sustainable innovation in biodigestion, water purification, and hydrogen production.