Which group first suggested that gray wolves be reintroduced to Yellowstone?

In 1995, be that as it may, wolves were reintroduced to Yellowstone; this gave scholars a one of a kind chance to study what happens when a top predator comes back to an environment. They were acquired to deal with the rising elk populace, which had been overgrazing a significant part of the recreation center, however, their impact went long ways past that.