PCB contamination in Icelandic orcas: A matter of diet

A new study from McGill University suggests that some Icelandic killer whales have very high concentrations of PCBs (polychlorinated biphenyls) in their blubber. But it seems that other orcas from the same population have ...

In midst of river cleanup, supporters are divided

(AP) -- Once a dumping ground for chemicals, a stretch of the Housatonic River that winds near this Berkshires hamlet is being scoured in a lengthy, expensive cleanup. Now, dredging other parts of the riverbed is under consideration, ...

EPA tells schools to test aging caulk for PCBs

(AP) -- Hundreds of school buildings across the United States have caulk around windows and doors containing potentially cancer-causing PCBs, the Environmental Protection Agency says.

Bosnian city of Mostar awash in trash amid landfill protest

Uncollected thrash is piling up on the streets of the southern Bosnian city of Mostar—one of the Balkan nation's main tourist destinations—since residents begun blocking access to the city's only landfill, insisting that ...

Environmental toxin PCB found in deep sea trench

PCB has been banned in most countries since the 1970s, but that doesn't mean it no longer exists. Now, deep-sea researchers report that they have found PCB at the bottom of the Atacama Trench in the Pacific Ocean.

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