Heavy metals are highly toxic elements which are persistent in the natural environment,
resulting in magnification throughout the food chain, adversely affecting both human and …

Abstract 'Background'is the concentration of metals in pristine sediment, unaltered by human
activity and 'enrichment'is the extent present-day sediment metal concentrations exceed pre …

An estimated 23 million people live on floodplains affected by potentially dangerous
concentrations of toxic waste derived from past and present metal mining activity. We …

River water and sediment embody environmental characteristics that give valuable eco-
environmental information. Due to rapid industrialization, the aquatic environment of any …

This study examined the physicochemical parameters of water and sediments in the Naltar
Lakes, northern Pakistan. Water and sediments were sampled and analyzed for …

Surface sediment samples collected from 19 sites in the Liaohe River protected area were
analysed for heavy metals to evaluate their potential ecological risk. The results …

The concentration and chemical fractionation of globally alarming six heavy metals (Cr, Ni,
Cu, As, Cd and Pb) were measured in surface water and sediment of an urban river in …

Heavy metal pollution in sediment resources may pose serious threat to ecosystem and
human health through food web. In this study, surface sediment samples of 10 stations along …

Heavy metal concentrations in sediments of the Kurang stream: a principal feeding tributary
of the Rawal Lake Reservoir were investigated using enrichment factor (EF) …

The discharge of pollutants into the Yellow River has been strictly controlled since 2013 due
to the severe pollution. Thus, the overall water quality of the Yellow River has been …