The article discusses how using hydrogen as a fuel for vehicles can help reduce air pollution and greenhouse gas emissions. By analyzing the feasibility of a hydrogen energy system for road transportation, the study shows that this approach can improve energy security and efficiency while reducing carbon emissions. Hydrogen, especially when combined with renewable energy sources, is a clean fuel option that can lead to zero carbon-based emissions. Many countries and companies are investing in the development of hydrogen fuel systems for vehicles, showing a strong interest in commercializing this technology.