title: CONTENTS AND PROFILE DISTRIBUTION OF HEAVY METALS AND ARSENIC IN SOILS OF NORTHERN TAJIKISTAN
abstract: On the basis of the results obtained using the methods of X-ray fluorescence analysis, the pollution levels of heavy metals and arsenic in the territory of Northern Tajikistan in the period from 2020 to 2022 were estimated. Pollution coefficients and complex pollution for the studied heavy metals and arsenic, as well as overall pollution indices in administrative centres or other settlements in the territories were calculated, taking into account elements belonging to 1, 2 and 4 hazard classes. 
journal: Ekosistemy