Hydro Energy is Really a “Clean” Energy? Ecological Problems Generated by Hydropower Plants. Journal of Danubian Studies and Research, [S. l.], v. 9, n. 2, 2020. Disponível em: https://dj.univ-danubius.ro/index.php/JDSR/article/view/77. Acesso em: 20 apr. 2026.