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About UNEP
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United Nations Environment Programme
Division of Technology, Industry and Economics
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Newsletter and Technical Publications
<Planning and Management of Lakes and Reservoirs:
An Integrated Approach to Eutrophication
Abridged Version- A Student's Guide>


Study Questions

  1. Explain why a proper environmental strategy requires a wide spectrum of approaches.

  2. Explain why prevention is more cost moderate than solving the problems after they have emerged.

  3. By which methods can ammonia be removed from wastewater?

  4. Which advantages have WSPs and constructed wetlands as applicable technology for developing countries?

  5. Which components can be removed by WSPs and by constructed wetlands?

  6. Give three major advantages associated with the use of ecological sanitation.

  7. Give a solution to solid waste and sludge problems for a medium-sized town in which both sludge and waste contain toxic substances above the standards.

  8. What is gray wastewater and black wastewater? Separate treatment of these two types of wastewater offers what advantages?

  9. Why should we consider the entire drainage area to develop a good environmental strategy?

  10. What are some important functions of riparian wetlands.

 

{short description of image} Table of Contents
  • Brochure
  • IETC Brochure


  • International Year of Forests
  • International Year of Forests


  • World Environment Day
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  • UNEP Campaign
  • UNite to Combat Climate Change