Elk River

After years of tribes calling on the U.S. and Canada to do something about selenium pollution flowing into Montana, the two governments have struck a deal. An international body will make recommendations on how to settle the boundary-water dispute.

The U.S. and Canada have struck a deal over pollution flowing from British Columbia coal mines into a lake and river system in Montana.

President Joe Biden and Canadian Prime Minister Justin Trudeau have announced a forthcoming deal to “reduce and mitigate” the impact of pollution flowing into Montana and Idaho from Canadian coal mines.

Montana environmental regulators took the first step last week to tighten pollution rules for toxins flowing into Lake Koocanusa and the Kootenai River.…

Editor's note: We've corrected part of this story. Read below.Coal mines in Canada have been sending a harmful heavy metal downstream to northwest Montana…