In the investigation are characterized the environmental attitudes that the sixth graders have in two district schools in the Usme locality (Bogota- Colombia), from the biocentric perspective and the tridimensional Model, through the design and application of pedagogical mediations that highlight the expressions of the students, addressing environmental issue in an alternative way in the classrooms for the high school education, generating in this way as discursive as procedural bet by the teachers-researchers that contributes to the transformation of the pedagogical practices of the Natural Sciences teaching and the Environmental Education like the institutional PRAE’s towards a claim of the relationship human- nature and the appreciation of the water from its intrinsic value as an element that supports the life.