Author

K. Al-Kahtany

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Open access Aug 2026

Geochemical Assessment of Heavy Metal Contamination in North Riyadh Soils: Pollution Indices and Multivariate Source Apportionment

This study provides baseline information for environmental assessment in North Riyadh, Saudi Arabia. It assessed the concentrations of eight heavy metals, namely cobalt (Co), chromium (Cr), copper (Cu), iron (Fe), nickel (Ni), lead (Pb), vanadium (V), and zinc (Zn), in 28 surface soil samples collected across the area....

A. El-Sorogy, Saad S. Alarifi, K. Al-Kahtany et al. · Land · 0 citations

Open access Aug 2026

Risk-Based Decision Framework for Sustainable Monitoring and Remediation Prioritization of Potentially Toxic Elements in Arid Agricultural Soils

Agricultural soils in arid regions require assessment approaches that separate local element enrichment from actual ecological and human health relevance. Here, a site-prioritization framework is applied to potentially toxic elements (PTEs) in agricultural soils from Onaizah, central Saudi Arabia. The approach combines...

A. El-Sorogy, Talal Alharbi, Naji Rikan et al. · Sustainability · 0 citations