Researchers on a deep-sea expedition have found PCB in sediment samples from the more than 8,000-meter-deep Atacama Trench in the Pacific Ocean. PCB has been banned in most countries since the 1970s, ...
Most countries are not on track to eliminate their supplies of highly hazardous compounds called polychlorinated biphenyls (PCBs), contrary to a 2028 deadline established by the Stockholm Convention, ...
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