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Killer whales under threat from persistent PCB chemicals

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Killer whales under threat from persistent PCB chemicals

Although PCBs (Polychlorinated Biphenyls) were phased out in the 1908s, their impacts on top predators, such as orcas, continue.  In this blog by Charlotte Coquard, she looks at current research into PCSs and their continued impact on our marine environment.

May03