Socio-environmental educommunication and the National Policy for Environmental Education (Law nº 9.795, of April 27, of 1999). Revista Velho Chico, [S. l.], v. 1, n. 2, p. 117–131, 2021. Disponível em: https://revistavelhochico.com.br/index.php/periodicos/article/view/76. Acesso em: 6 oct. 2026.