9a6f9bd3_t_coal_ash_spill___SourceWatch__Ecological_Impacts
[Pollutant] Mercury [Human Health Impacts] High levels can permanently damage the brain and other organisms; can harm developing fetus, causing brain damage, mental retardation, blindness, seizures, and inability to speak. [Ecological Impacts] 
Easily absorbed through organic tissues and membranes; easily bioaccumulates and can concentrate as it progresses up food chains.
TVA Kingston Fossil Plant coal ash spill - SourceWatch
Ecological Impacts