Publications du Service canadien des forêts

Brief on the environmental impact and regulation of surface coal mining in Alberta: a submission by Canada Department of the Environment. 1973. Etter, H.M.; Peterson, E.B.; Smyth, J.H.; Swanson, R.H.; Stelfox, J.G. Canadian Forestry Service, Northern Forest Research Centre, Edmonton, Alberta. File Report NOR-Y 67. 58 p.