3 ms·

https://en.wikipedia.org/wiki/Silver_Valley_(Idaho) https://en.wikipedia.org/wiki/Silver_Valley_(Idaho) And that is why. Heavy metal contamination...and not t

by Ccecil 5y ago

https://en.wikipedia.org/wiki/Silver_Valley_(Idaho) https://en.wikipedia.org/wiki/Silver_Valley_(Idaho) And that is why. Heavy metal contamination...and not to mention the arsenic. 100 years of mining silver did a number on the downstream (Lake Coeur d'Alene).