Surface waters that drain this area contain heavy metal contaminated mineral nanoparticles. Such environmental nanoparticles contribute to the transport of these metals up to 500 km downstream.

The Berkeley Pit is considered one of the largest ... and toxic water from old underground copper mine shafts in Butte, Montana. Mariano told Insider that he gave himself the title of "Waterfowl ...

An curved arrow pointing right. If migrating birds land on Montana's Berkeley Pit for just a few hours, they die. Now, miners use a rifle, drones, and lasers to scare them away. More from Science ...