Toxicity of copper, cadmium and chromium relevant to established tolerance limits for the discharge of industrial effluents into inland surface waters was evaluated by Alliumcepa bioassay. The roots of A. cepa bulbs exposed ...

Heavy metal concentration and total nitrogen content were surveyed using moss as a bioindicator. The effect of NOX emissions from traffic on moss tissue nitrogen and tissue concentrations of Pb, Cu, Cd and Cr were determined. ...

The removal of contaminants from wastewater is still far away from a satisfactory solution. In fact, the selection of a particular wastewater treatment technology should not be based uniquely on its efficiency, but should ...

Urban dust is often contaminated with heavy metals and has become one of the major problems in metropolitan cities which is difficult to be controlled. Kelaniya area in Sri Lanka is one such vulnerable location. Anthropogenic ...