Heavy metal accumulation in soil has been rapidly increased due to various natural
processes and anthropogenic (industrial) activities. As heavy metals are non-biodegradable …

Lead (Pb) is the second most toxic heavy metal after arsenic (As), which has no role in
biological systems. Pb toxicity causes a range of damages to plants from germination to …

Chromium (Cr) is an element naturally occurring in rocky soils and volcanic dust. It has been
classified as a carcinogen agent according to the International Agency for Research on …

Heavy metal exist naturally in environment, but due to human and some natural activities
they have been entered to water bodies, air and soil and have become one of the major …

Worldwide, the effects of metal and metalloid toxicity are increasing, mainly due to
anthropogenic causes. Soil contamination ranks among the most important factors, since it …

Plants are the target of a wide range of pollutants that vary in concentration, speciation, and
toxicity. Such pollutants mainly enter the plant system through the soil (Arshad et al. 2008) or …

Lead accumulation in soils is of serious concern in agricultural production due to the harmful
effects on soil microflora, crop growth and food safety. In soil, speciation of lead greatly …

Environmental contamination by hazardous environmental pollutants is a widespread and
increasingly serious problem confronting society, scientists, and regulators worldwide …

Lead pollution has taken immense consideration of the industrialists, environmentalists,
policymakers and health workers due to its public health concerns. The wastewater …

The study used scattered literature to summarize the effects of excess Cd, As, and Pb from
contaminated soils on plant secondary metabolites/bioactive compounds (non-nutrient …