north idaho

On the northern panhandle of Idaho, the Kootenai River’s endangered white sturgeon are getting help from scientists who are “listening” to the river. A U.S. Geological Survey team is using soundwaves to learn how sediment is building up and affecting the fish’s ability to reproduce.

Every river has sediment. It’s the sand, gravel and general muck that rolls along with the current. Sediment can be both good and bad for a river.

Jessica Robinson / Northwest News Network

The Environmental Protection Agency is testing out a new technique for keeping heavily-used river banks from eroding into the water.

The EPA wants to see if these living retainer walls can contain lead pollution at a Superfund site in north Idaho.