Why We Need Wolves

After 15 years of wolves, Yellowstone reborn

By Ralph Maughan On December 24, 2011 ·

Dr. William Ripple and colleague issue report that sees Park ecology improved in almost all ways-

Many of the people supporting wolf restoration to Yellowstone Park and the Rocky Mountains did so mostly on the basis of the favorable ecological changes expected, not because they were particularly enchanted with wolves. The article by Drs. Ripple and Bescht is filled with photos, graphs and tables giving the hard figures that describe the changes.

Here is an brief article about it. An ecosystem being transformed – Yellowstone 15 years after the return of wolves. Science Codex.

Here is the actual article. Ripple, W.J. and Beschta, R.L. Trophic cascades in Yellowstone: The first 15 years after wolf reintroduction Biological Conservation in press, 2012: doi:10.1016/j.biocon.2011.11.005.5. Pdf file.

source