TY JOUR TI Integrated assessment of geoecological risk of soil contamination in the impact zone of the Aikhal Mining and Processing Plant (Yakutia, Russia) KW potentially toxic elements KW soil pollution KW pollution indices KW geoecological risk KW Daldyn-Alakit diamond-bearing region KW Alakit-Markhinsky kimberlite field JO Vestnik of geosciences AU Gololobova, A.G. AU Legostaeva, Y.B. AU Shadrinova, o.V. PY 2026 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"