Question

Did the mercury level increase or decrease

Answer 1

Answer:

where the mercury level increase.

Answer 2

Answer:

Climate and catch. The real head-scratcher among these findings is that mercury levels continued to rise while human-made mercury emissions declined by 30 percent from 1990 to 2010, according to a 2016 study. The reason, the researchers explained, has to do with both how fish eat and how they move.