Metals can be toxic to people, animals and plants at different doses ... and 1.4 billion people live in "high-risk areas." Heavy metal contamination can stem from both natural geological processes ...

Toxic heavy metal pollution can come from a range of ... via bioaccumulation in farm animals. “Global soil pollution by toxic metals has been studied for decades,” the scientists stated.

Toxic heavy metal pollution in soil ... water quality as well as food safety through bioaccumulation in farm animals. However, while previous studies have shown that toxic metal pollution is ...