TY JOUR TI Features of accumulation and migration of technogenic radionuclides Cs-137 and Sr-90 in the tundra landscapes of the Russian Arctic (evidence from the Nes river basin, Kanin tundra) KW Arctic KW technogenic radioactivity KW Cs-137 KW Sr-90 KW migration KW geomorphology JO Vestnik of geosciences AU Puchkov, A.V. AU Yakovlev, E.Y. PY 2023 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"