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      Variations in Oxygen and some related Pollution Parameters in some Streams...Journal of Environmental Sciences, China
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      Effluent Discharge and Stream Pollution by a Rubber Factory: A case study of...Increases in socio-economic activities worldwide have been accompanied by a faster growth in pollution stress on especially the aquatic environment.
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      Domestic Waste Composition and Pollution States of Calabar City, Nigeria.Journal Appl. Science and Environmental Magt.