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Mo Zhou

Analysis and tracking chlorinated hydrocarbons: PCB, DDT and HCB in Baltic Sea sediments : distribution, temporal trends, and ecological risks

Universität Rostock, January 2024

https://doi.org/10.18453/rosdok_id00004741

Abstract: This study evaluates chlorinated hydrocarbons (PCBs, DDT, HCB) in Baltic Sea sediments, examining concentration levels, spatial-temporal distribution, and ecological and human health impacts. Analysis of PCB153 shows variation due to industrial activities, particularly in central and southern areas. Long-term monitoring indicates diverse PCB trends and a decline in levels following environmental regulations. Sediments serve as major pollutant sinks, with core samples revealing vertical dispersion patterns. Ecological and health risk assessments indicate minimal risks.

doctoral thesis   free access