SADAD, Abdul; ZULKARNAINI, Zulkarnaini; NASUTION, Mimin Sundari; MAYARNI, Mayarni. Environmental Pollution and Threats to the Future of Sustainable Ecotourism: Challenges and Solutions in Riau Province. Jurnal Riset Teknologi Pencegahan Pencemaran Industri, [S. l.], v. 15, n. 2, p. 87–93, 2024. DOI: 10.21771/jrtppi.2024.v15.no2.p87-93. Disponível em: https://www.jrtppi.id/index.php/jrtppi/article/view/217. Acesso em: 5 aug. 2026.