00000nam##2200000za#4500 9.609128 CaOODSP 20230111095936 ta 150406|1990||||xxc||||| f|0| 0 eng|d 0-662-17805-X 0843-6193 CaOODSP eng n-cn--- En1-11/90-1E Canada. State of the Environment Reporting. Canadian perspectives on air pollution / by J. Hilborn and M. Still. Ottawa - Ontario : Environment Canada. 1990. 81p. : graphs, maps, references ; 28 cm. State of the environment report 0843-6193 SOE 90-1 "In this State of the Environment report, we discuss the causes of some of these local and atmospheric air pollution problems, as well as their general effects on both human health and the environment. We then detail the sources, emissions, levels, and environmental and human health effects of the six common air pollutants -- airborne particulates, sulphur dioxide, carbon monoxide, nitrogen oxides, ground-level ozone, and hydrocarbons."--Page 3. In this State of the Environment report, we discuss the causes of some of these local and atmospheric air pollution problems, as well as their general effects on both human health and the environment. We then detail the sources, emissions, levels, and environmental and human health effects of the six common air pollutants -- airborne particulates, sulphur dioxide, carbon monoxide, nitrogen oxides, ground-level ozone, and hydrocarbons.--Page 3 Softcover 91-09 1991-03-01 Hilborn, J. Still, M. Canadian perspectives on air pollution / (CaOODSP)9.892646 State of the environment report, 0843-6193 SOE 90-1 (CaOODSP)9.514530