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Newsletter and Technical Publications
Lakes and Reservoirs vol. 3
Water Quality: The Impact of Eutrophication

The Short Series on Planning and Management of Lakes and Reservoirs is
produced with the objective of increasing environmental awareness and education
in the general public about freshwater bodies, their characteristics,
interactions and man intervention. Each volume is friendly written and using
colour diagrams and photographs to reinforce the text and make them more
illustrative.
The present Volume entitled “Water Quality: The Impact of Eutrophication”
provides an overview of the problem of the enrichment of surface freshwater
bodies due to organic compounds originating from urban and agricultural
activities as well as from industrial effluents. Eutrophication is a process in
water bodies that once started is difficult to control unless immediate action
is taken and it will ultimately reduce oxygen in water killing fish and other
organisms, reduce biodiverstisity and cause enormous economic losses. Also, the
appearance of certain algal blooms due to the eutriphied waters may bring the
release of highly toxic substances in the water which in turn may cause liver
and kidney damage or even death to cattle and humans. Eutrophication is a
process which could be prevented by undertaken proper planning and management
measurers within the watershed and the water bodies.
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