Effects of roads and motorized human access on grizzly bear populations in British Columbia and Alberta, Canada.Published in:Ursus, 2019, v. 30, n. 2, p. 16, doi. 10.2192/URSUS-D-18-00016.2By:Proctor, Michael F.;McLellan, Bruce N.;Stenhouse, Gordon B.;Mowat, Garth;Lamb, Clayton T.;Boyce, Mark S.Publication type:Article