Global warming, climatic changes, scarcity of natural resources, waste are problems of environmental order. As an answer new knowledge has been generated in the fields of science, technology and environmental education to propose sustainable way to relation between human being and environment, and the media contributes intensively in the propagation of these knowledge. The written press, magazines and newspapers have created sections, supplements, and special editions about education and environment, like Carta na Escola magazine, produced for the Carta Capital magazine, since 2006. Between 2007 September and 2008 August, it published the "Sustainability on the school" series with ten articles about sustainability, science and education. This article analyses the sustainability discourse through the diffusion of scientific knowledge. and focus the limitation of this propose to environmental education. We selected the dialogic language theory, or dialogism, like theoretical and methodological reference for discourse analysis.
Sustainability; Science; Environmental education; Media; Information
