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HPU NCS2200 Water pollution sources Lecture
1.
2. Types and Sources of Pollution
Pollution of Streams and Lakes
Groundwater Pollution
Drinking Water Quality
Waste Water Treatment
Water Legislation
Ocean Pollution
3. Rivers
• Rivers have been easy targets for dumping
of sewage and industrial wastes
• Many rivers that are in industrial areas are
so polluted and low in oxygen that very few
species can live in them anymore
• The Rhine, Danube, Illinois, Cuyahoga, and
Mississippi are the worst examples of
polluted rivers
9. Types and Sources of Pollution
Pollution of Streams and Lakes
Groundwater Pollution
Drinking Water Quality
Waste Water Treatment
Water Legislation
Ocean Pollution