Yale Environment 360: Among the dozens of rivers that flow unfettered through the Canadian North, the Natla and the Keele may be the most picturesque and culturally important. They are especially significant to the Dene people of the Sahtu region, which straddles the Arctic Circle in the Northwest Territories. Both of the rivers flow crystal clear out of the Mackenzie Mountains along the Yukon/Northwest Territories border before coming together in their final course to the Mackenzie River.
For hundreds--if not thousands--of...