mercury poisoning

Mercury emissions from major Massachusetts sources have declined by 90 percent over the past two decades, but mercury levels in the state's freshwater fish hold stubbornly high, with many species too contaminated for pregnant women and children to eat.
"Prolonged exposure got many men killed / There's children born being seriously ill."
There's something in the water.
Instead of protecting it, the Queensland and Australian federal government have traded the crown jewel of the Seven Wonders of the World for exporting more heat-trapping gas and coal and more poisonous mercury vapor.
Although the Minamata Convention constitutes a significant leap for protecting people and nature against the dangers of mercury, the real work begins now. We have confidence that the November gathering in Bangkok will represent the first great call for concrete global action.