为研究内蒙古赤峰市废弃钨钼矿区周围土壤重金属污染特征, 潜在生态风险及成因分析,
共采集83 份表层土壤样品和6 个土壤钻孔. 采用ArcGIS 空间插值分析方法研究As, Cd, Cr, Cu …

The accurate identification of pollution sources is essential for the prevention and control of
possible pollution from soil heavy metals (SHMs). However, the positive matrix factorisation …

Comprehensive ecological risk assessment is of great significance for the restoration of
watershed ecosystem health, and the appropriate and effective assessment method is the …

The proper management of municipal solid waste for the reduction of its potential impacts on
the environment is one of the most challenging issues faced by the world. In this study, a …

Purpose Presence of heavy metals in urban agriculture is considered a major ecological
risk. The aim of this research is to determine concentrations and background values of …

Landfilling activities are one of the major sources of heavy metal (loid) s contamination.
Thus, assessing the spatial distribution of these elements and evaluating their potential …

For thirteen years, the Zeïda mine was one of Morocco's biggest lead reserves. The mining
activities produced a huge volume of waste stored as tailings and subjected to meteoric …

Toxic contamination of agricultural soils by trace metal (oid) s can pose detrimental effects
on human health and agroecological systems. In this view, the current research explored …

Due to its very rich and varied geological heritage, the Moroccan subsoil contains many
mining deposits that are subject to large-scale exploitation and extraction (mainly …

Since the middle of the 1500 s, mining has been active in central Mexico. Total estimates for
low-grade piles and mine tailing materials in the Guanajuato mining district (GMD) are in the …