Mitsubishi Heavy Industries, Ltd. (MHI) recently awarded the 'Best Innovation 2024' to 21 recipients for their contributions to tackling social issues and environmental challenges. Among the recognized innovations were retrofitting services for gas turbine plants to enable hydrogen combustion, development of low-impact centrifugal chillers, and successful launches of the H3 rocket. These initiatives demonstrate MHI's commitment to sustainability and reducing carbon footprints. One notable project involved the conversion of an existing gas turbine power plant for hydrogen co-firing, marking a significant step towards decarbonization. Additionally, MHI Thermal Systems introduced large-capacity centrifugal chillers using refrigerants with minimal environmental impact, receiving accolades for their climate action efforts. The successful launches of the H3 rocket by Mitsubishi Heavy Industries, Ltd. have also shown progress in Japan's space exploration endeavors. Furthermore, MHI Thermal Systems' implementation of air-source heat pumps to reduce CO2 emissions in factories and the utilization of CO2 in ammonia production for fertilizer showcased the company's innovative solutions. MHI's initiatives have not only garnered recognition through awards but also signify a positive trajectory towards sustainability and environmental stewardship. Their focus on energy-efficient technologies and eco-friendly practices positions them as a key player in promoting a greener future.