Green Campaigns Strategies and Waste Management in Higher Educational Institutions in Nigeria. Multitech Journal of Educational Sciences (MJES), [S. l.], v. 2, n. 2, p. 79–94, 2025. DOI: 10.59890/xp29qt23. Disponível em: https://penerbitjurnalinternasional.com/index.php/mjes/article/view/1083.. Acesso em: 1 aug. 2025.