AUTHOR=Guo Yang , Chai Yi TITLE=Toward green tourism: the role of renewable energy for sustainable development in developing nations JOURNAL=Frontiers in Sustainable Tourism VOLUME=4 YEAR=2025 URL=https://www.frontiersin.org/journals/sustainable-tourism/articles/10.3389/frsut.2025.1512922 DOI=10.3389/frsut.2025.1512922 ISSN=2813-2815