Teachers and their awareness role of the need of environmental preservation: a study in two public elementary schools in the City of Canto do Buriti/PI. Research, Society and Development, [S. l.], v. 9, n. 10, p. e4339107621, 2020. DOI: 10.33448/rsd-v9i10.7621. Disponível em: https://www.rsdjournal.org/rsd/article/view/7621. Acesso em: 6 dec. 2025.