Too many bison in Yellowstone National Park? Too many wolves? Or, is climate change to blame? Why are all the elk and bison leaving the park, and how badly is it impacting neighboring rangeland?

Dr. Clayton Marlow with Montana State University just completed a range study on the Gardiner Basin outside of Yellowstone National Park for the US Forest Service.

In case you missed it, he joined us on our Montana Talks statewide radio show. Click below to listen: