🐻⚒️ Medieval pollution left its mark on wildlife

A 1000-year-old bear tooth from the Carpathians shows lead, zinc, and lithium contamination - the earliest evidence of heavy metal pollution in European wildlife.

🔗 https://www.sciencedirect.com/science/article/pii/S0269749125001393

#SciComm 🧪 #Pollution #Archaeology