Quantum computing, a nascent paradigm in the field of computation, offers the potential to profoundly transform green transportation through its unparalleled powers in optimization and simulation. Conventional computing approaches frequently face difficulties when dealing with the intricacy and magnitude of problems associated with optimizing transportation systems to achieve environmental sustainability. Quantum computing, utilizing concepts like superposition and entanglement, provides a significant advancement in computational capability, allowing for the effective manipulation of large datasets and intricate models. This chapter explores the ways in which quantum algorithms can improve different areas of environmentally friendly transportation, including optimizing routes, managing traffic flow, designing energy-efficient vehicles, and controlling autonomous systems. Through the examination of practical implementations and theoretical progress, we emphasize the capacity of quantum computing to tackle the pressing issues of carbon emission reduction and operational efficiency improvement in transportation networks. Moreover, this chapter provides a thorough examination of the collaboration between quantum computing and artificial intelligence (AI) within the framework of sustainable mobility. This study investigates the impact of quantum-enhanced artificial intelligence on the creation of prediction models for transportation demand, the optimization of logistics in supply chains, and the enhancement of transportation infrastructure's resilience to environmental effects. By combining quantum computing with AI and automation, we can discover novel approaches to developing more intelligent and environmentally friendly transportation systems. The topic encompasses the analysis of specific instances, prospective advancements, and the moral implications of implementing quantum technologies in transportation. The purpose of this investigation is to offer a clear plan for researchers, practitioners, and policymakers to utilize the potential of quantum computing in facilitating the shift towards a sustainable, environmentally friendly future in transportation.