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The soils in the Central Tibetan Plateau (CTP), which is a unique background region, play an important role in the fate of the global cycling of polychlorinated biphenyls (PCBs). Forty-four soil samples from across the CTP were collected at altitudes between 3711 m and 5352 m, and the concentrations of 122 PCB congeners were measured from 66.98 to 150.81 ng/kg. The concentration of PCBs was positively...
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