Lesson One
Discussion of type of material in waste water and contribution to BOD
Explain causes of BOD
Discuss recalcitrant molecules
Non metal contaminants
Environmental effects of unprocessed waste water
Read the web page from CSIRO regarding Nutrient removal the return here by clicking your back button
Effect of reducing oxygen in rivers and steams
Read about accumulation in food chain of toxic contaminants at the following hyperlink:
What is "phisteria"? Is it fish hysteria? Look at
Eutrophication
Read about eutrophication on this hyperlink:
Read about how to control of eutrophication:
Read about nitrate in rivers and streams:
Read about river pollution at:
Or contact River Blue for information through Halina Kobryn of Murdoch University WA by e-mail: kobryn@kaos.csu.murdoch.edu.au
Effect of excess water discharge into environments
Read about measuring B.O.D
Go to Lesson Two
Go to Lesson List