It used to be that you wanted to buy Pacific seafood, because Atlantic was considered too polluted with ocean-vessel fuel pollutants. Then concern began to grow, and is still building, that the release of radioactive water into the Pacific by Japan from Fukushima will have a devastating effect on the ocean food chain, eventually reaching us, at the top of that chain. But another form of pollution has been out there now for decades and I only heard about it sometime in the past few years. In reality, it's a bit of a "duh!" discovery when talking about machinery and such, but here we go. https://songdove.fa-ct.com/wordpress-mu/tame/when-goals-and-lifestyle-choices-of-others-impact-both-you-and-the-wildlife-they-pass-through/