The biological assessment of rivers ie, their assessment through use of aquatic
assemblages, integrates the effects of multiple-stressors on these systems over time and is …

Global modernization is responsible for industrialization, urbanization and several other
anthropogenic activities, which involves the huge application of heavy metals. Heavy metals …

In this study, we evaluated the distribution of up to forty-three antibiotics and 4 metabolites
residues in different environmental compartments of an urban river receiving both diffuse …

This study reports a combined method using solid phase extraction (SPE), followed by solid
phase microextraction (SPME) to concentrate different pesticides, including chlorinated …

Abstract In South America, there is a lack of data concerning the occurrence and levels of
pharmaceuticals in main rivers as well as their negative effects on the biota. Here we report …

The concentration of metals (Al, Cr, Mn, Fe, Ni, Cu, Zn, Ag, Cd, Hg, Pb, U), As and Se in
different ecosystem components (water, sediment, plankton, shrimp, and fish muscle) has …

Glyphosate is the most widely used herbicide worldwide. However, there are some
uncertain aspects with respect to its environmental fate. To evaluate the existence and …

In order to evaluate the Stuckenia filiformis plant species as an indicator organism of heavy
metal pollution in biomonitoring studies of the aquatic ecosystem, the aim of this study was …

The increase of cultivated areas together with the intensive use of pesticides have greatly
contributed to impair the quality of aquatic systems along different areas of South America …

A sectorial approach for assessing heavy metal pollution in rivers neglects the inter-
relationship between its environmental compartments and thus fails to report realistic …