Copper Basin, Big Lost River Watershed – Central Idaho © Brian Ertz, WWP
A watershed is a body of land that all drains into the same channel of water. A watershed may be identified by the largest river, or by the smallest stream or tributary. Watersheds host communities of life that all rely upon and effect the same water-source, landscape, habitat, and each other.

True Grit: In a heated showdown with Western cattlemen, Idaho environmentalist Jon Marvel, AB’72, tries to outlaw livestock grazing on public lands. By Lydialyle Gibson – Photography by Dan Dry, University of Chicago Magazine