Soares Sousa, L.C.F., Silva Sousa, J.E. da, Silva Sousa, J. da, Moreira Pereira, E., Borba Borges, M. da G., Maracajá, V.P.B.B., Fernandes, A. de A. e Medeiros, A.C. de 2011. Development of students ’perception of the 7th year of basic education in a public school about the consious use of the water. Revista Brasileira de Gestão Ambiental. 5, 1 (nov. 2011), 14–22.