Environmental Pollution Engineering

Pollution and the environment, definitions and interrelationships, natural and man-made pollution, the economics of pollution. Air pollution – gaseous and particulates and their sources. Effect on weather, vegetation and human health. Legislation relating to air pollution. Methods of control of gaseous elution and destruction. Cyclones, separators. Electrostatic precipitators, Bag filters, wet washers, etc. Water pollution, River pollution by impurities in effluents. Legislation and standards for effluent discharge. Impurities in natural water and there effects. Brief survey of river ecology and the effects of effluents on the ecosystem. Treatment processes including precipitation, flocculation, coagulation, sedimentation, clarification and colour removal. Principles of biological treatment. Land pollution. Disposal of solid wastes by incinerator and dumping. Possible future trends including conversion of solid wastes into useful materials or energy. Treatment of other types of pollutions. Noise, thermal and nuclear pollution.