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PCB levels still high in Europe’s killer whales, smaller dolphins

Decades after ban, toxic pollutants remain a threat to long-lived cetaceans

killer whales

STILL POLLUTED  Some of Europe’s fragile populations of killer whales and other dolphins still carry high concentrations of PCBs decades after the toxic substances were banned.

Andy Foote

By Susan Milius

- More than 2 years ago

Decades after Europe banned toxic PCBs, the region’s killer whales and three smaller dolphin species still carry high levels of the pollutants.