Urban Infrastructure Development and Its Contribution to World Cultural Heritage Conservation in the Xizang Autonomous Region

This study explores the relationship between cultural heritage tourist development and the urban infrastructure development of the Xizang Autonomous Region's Lhasa, under an objective lens concerning UNESCO World Cultural Heritage (WCH) sites, i.e., the Potala Palace, Jokhang Temple, and Norbulingka. Based on Pearson's correlation and multiple linear regression analysis (data from 2015–2024), the study examines the impacts of transport, energy, and city growth on tourist traffic. Results show a positive correlation, with paved road length (r = 0.92) and public transport capacity (r = 0.85) exerting the greatest impact on tourism development. Regression analysis confirms results whereby 89% of tourism variation is explained by infrastructure development. Improved accessibility through developed infrastructure has enhanced the economy and international image of Lhasa. Yet, the risks of over-commercialization and loss of heritage via urbanization at a high speed have also been recognized by the research. The findings' implications highlight the need for balanced city development in harmony with sustainable heritage conservation and infrastructure planning. Decision-makers are advised to implement UNESCO's sustainable tourism policies to ensure that today's modernization maintains cultural authenticity. This research presents empirical evidence for urbanization and heritage tourism, and other developing nations with similar issues can learn lessons from it. Follow-up studies should incorporate qualitative assessment of visitor impacts and local perception to provide strength to conservation policy.