zinc
Trevali gets green light to operate Caribou mine
The approval comes following the January signing of a Limited Environmental Liability Agreement
Some facts about northern Ontario’s massive Ring of Fire mining deposits
Area 500 kilometres northeast of Thunder Bay, Ont., known for chromium, nickel deposits
Environmental decision over BC smelter may have ripple effect
From 1930 to 1995, Teck Resources intentionally discharged 9.97-million tons of slag into river
