With heated exchanges and soft warnings, a roomful of deeply invested wildlife advocates forecast stormy passage of a coming effort to end federal protection of grizzly bears in the northern Rocky Mountains. Last March, the federal government moved to remove roughly 700 grizzlies in the Greater Yellowstone Ecosystem from Endangered Species Act protection and turn management over to state wildlife agencies. That likely will include a hunting season for grizzlies in Montana, Idaho and Wyoming. …In a preview of what faces the Interagency Grizzly Bear Committee’s Missoula meetings in November and December, an informal gathering on Tuesday debated what remains to be done before those northern continental divide bears reach recovery.