Assessing the artificial radionuclide Cesium-137 spatial distribution in the Southern Hemisphere from lake sediment records

Key Points

• Cesium-137 spatial distribution was detected, highlighting contamination levels in various regions.
• Key evidence showed significant variations in cesium-137 concentrations across lake sediment cores.
• This observational analysis utilized geochemical analysis to assess historical contamination from nuclear activities.
• Findings highlight the importance of environmental monitoring for assessing radionuclide impacts, warranting further studies.