The environmental issue has been considered a 'starting point' for certain epistemological transformations that aim at rethinking the way of performing science and interpreting the nature-society relationship. In this ...

A simple, sensitive and selective method by solvent extraction-first derivative spectrophotometry is described for the determination of microamounts of copper in water by means of its reaction and extraction at pH 8.0 with ...

According to the World Health Organization (WHO) air pollution in urban areas, mainly associated with inhalation of gaseous pollutants and particulate matter emitted from motor vehicles, is responsible for one million ...