Mayor R. Rex Parris of Lancaster, California, delivered a speech at the 21st Annual Science and Technology in Society (STS) Forum in Kyoto, Japan, advocating for a global energy revolution towards net-zero emissions. The event focused on strategies for decarbonization and carbon-free energy, with Mayor Parris highlighting Lancaster's journey to achieving net-zero status and the use of hydrogen through the FPH2 public utility. The mayor emphasized the importance of global cooperation and new fuel approaches for sustainability. The STS Forum, established in 2004, aims to engage scientists and global leaders in discussions about the future of science, technology, and civilization. Mayor Parris participated in panels with international energy experts, promoting the principles of democratization, decarbonization, and decentralization in energy practices. Furthermore, Lancaster's innovative efforts in clean energy have positioned the city as a leader in hydrogen adoption, with formal partnerships in place to leverage the potential of hydrogen power. The city's commitment to sustainability and collaboration sets a precedent for other communities to embrace change and champion renewable energy practices. The event highlighted the significance of collaboration and innovation in driving the energy sector towards a sustainable future, with Mayor Parris's vision for Lancaster beyond net zero earning recognition. As the 'First Hydrogen City,' Lancaster continues to pioneer hydrogen adoption in California, demonstrating its commitment to clean energy and environmental stewardship.