Mercury levels drop in Atlantic bluefin tuna

Pollution can seem like a vague, general problem, but sometimes it is specific and personal. People with asthma living in some major cities know to keep tabs on the ozone report in the weather forecast, for example. And frequent anglers should be keenly aware of how much of their catch they put on the dinner table because of mercury contamination in fish. Mercury is a problem for marine fish, as well—particularly the ever-popular tuna.
Read more: http://arstechnica.com/science/2016/12/less-pollution-makes-for-less-mercury-in-atlantic-bluefin-tuna/?source=Snapzu