Widespread Arctic lead pollution since 1000 BCE documents ancient and medieval European lead-silver smelting, major historical events, and northern-hemisphere Industrialization

Chellman, Nathan J; McConnell, Joseph R.; Wilson, Andrew; Stohl, Andreas; Arienzo, Monica M; Eckhardt, Sabine; Fritzsche, Diedrich; Kipfstuhl, Sepp; Opel, Thomas; Thompson, Elisabeth; Pollard, Mark; Jr, Philip Place; Steffensen, Jørgen Peder