The diet of our ancestors was full of heavy metals

The diet of our ancestors could be dangerous, at least in some places. Along the coast of Norway, for example, where the animals that were being eaten by the local populations contained levels of heavy metals over the limits now recommended. Because of the climate of the time. It is as people claim, in a study published on the pages of the journal Quaternary International, some of the researchers of the University of the Arctic in Norway and Stockholm.