tuna

How does mercury get into fish?

By E - The Environmental Magazine

Dec. 10, 2011 Leave a Comment

Once mercury gets into the marine food chain, mostly from human industrial sources such as coal-fired electricity generation, smelting and the incineration of waste, it “bioaccumulates” in the larger ocean predators. That’s why larger fish -- like the bluefin tuna pictured here -- are generally riskier to eat than smaller ones. (Thinkstock)

It’s a big problem

Filed Under: Earth and Environment Tagged With: fish, fishing, mercury, tuna, water pollution

EarthTalk: Bluefin tuna? Organic tobacco?

By E - The Environmental Magazine

Jan. 8, 2011 1 Comment

Atlantic bluefin tuna, popular as sushi, are in danger of going extinct within a decade if the governments of the world cannot come together to ban catching and/or selling the lucrative species. (Yusuke Kawasaki via Flickr)

Are the tuna going extinct?

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Filed Under: Earth and Environment Tagged With: bluefin, bluefin tuna, cigarettes, extinct, fishing, organic, tobacco, tuna