1. Health and wastewater: risks and control. 2. Community on-site treatment of domestic sewage in urban areas. 3. Improved performance and resource recovery from stabilization ponds by introducing aquatic plants or fish. 4. Opportunities and constrains of biodegradation of organic solid waste.

J. Frijns

Research output: Chapter in Book/Report/Conference proceedingChapter

Original languageEnglish
Title of host publicationIntroduction to applied environmental planning
Publication statusPublished - 1993

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