Man is part of the "natural" world even though the eco folks deny that simple fact. We also have dominion whether folks want to deny that reality as well.
The Mackenzie Valley wolves belong in the Mackenzie valley and are in balance with the caribou and other critters in that area. They do not obtain the same balance in the Rocky Mountain regions. They are too big, too aggressive and carry too much disease.
Perhaps you don't live an affected area, but I do. The debate in our neck of the woods is not theoretical at all.