Neste trabalho fazemos uma introdução da geometria e da trigonometria na superfície esférica utilizando o aplicativo Geogebra 3D. Nosso objetivo central é mostrar como determinadas relações trigonométricas da geometria ...

Social inclusion is a global tendency that goes back to the 1960s and 1970s. The base is a new paradigm built from the perspective that the society is responsible for providing means to insert the visual impaired individual ...

This study aims to obtain secondary metabolites extracts from filamentous fungi isolated from soil and marine sediments from Antarctica and assess its potential antibacterial activity on Xanthomonas citri subsp. citri, the ...

Soil is the final destination of several types of residues of anthropic origin, discharged intentionally or accidentally. The environmental impacts resulted from the petroleum industry in the terrestrial ecosystem are a ...