ASSESSMENT OF SOIL COVER CONTAMINATION BY POLYCHLORINATED BIPHENYLS IN THE ZHETYSU REGION
The article presents the results of a study on the contamination of the soil cover of the Zhetysu Region of the Republic of Kazakhstan by polychlorinated biphenyls (PCBs). Soil samples were collected in 2024...2025 at 52 monitoring sites located in different natural and landscape zones of the region. The PCB content wa...