mining waste

If two British Columbia tailings dams fail, it could spell disaster, according to two reports that analyzed the chances of the dams failing.

A river basin cleanup in north Idaho is showing just how difficult it is to remove long-term pollution from Northwest waterways.This month, the EPA is…

Federal spending may be down because of the sequester, but this is expected to be one of the busiest summers ever at a federal superfund site in north…