Evaluation of Vegetation Health Index behavior in the diagnosis of droughts in the Brazilian Northeast. Research, Society and Development, [S. l.], v. 11, n. 4, p. e54011427890, 2022. DOI: 10.33448/rsd-v11i4.27890. Disponível em: https://rsdjournal.org/rsd/article/view/27890. Acesso em: 5 dec. 2025.