ICODOS, a start-up originating from the Karlsruhe Institute of Technology (KIT), has launched an innovative facility at Mannheim's sewage treatment plant to produce carbon-neutral methanol as a fuel for ships. The project, known as Mannheim 001, was inaugurated on March 24, 2025, in collaboration with various partners. The facility utilizes a patented process to convert biogas from wastewater into methanol by reacting it with green hydrogen, aiming to reduce global greenhouse gas emissions from the shipping industry. This initiative is crucial, considering that shipping contributes around 3 percent of global greenhouse gas emissions. The project is supported by the Institute for Micro Process Engineering and the Institute for Automation and Applied Informatics at KIT, among others. The German Federal Minister for Digital and Transport, Dr. Volker Wissing, emphasized the necessity of developing climate-friendly fuels for marine shipping to meet climate objectives and ensure energy independence. The project aligns with Germany's aim to lead in the research and development of environmentally friendly alternatives to conventional fossil fuels. Moreover, the project serves as a model for utilizing available resources in a sustainable and climate-friendly manner. The innovative process employed at the Mannheim 001 plant has the potential to produce renewable methanol on a large scale, with discussions already underway with other sewage plant operators for further implementation. ICODOS, the climate-tech start-up behind the project, focuses on sustainable fuel and chemical production using renewable sources, aiming to contribute economically to climate change mitigation. The project exemplifies how research, entrepreneurship, and wastewater resources can converge to drive industrial growth, technological innovation, and climate action, setting a precedent for similar initiatives in Germany and Europe. Mannheim's mayor, Christian Specht, praised the project as a successful demonstration of how climate action and industrial progress can complement each other with the adoption of new technologies.