Search for dissertations about: "water wastewater"
Showing result 1 - 5 of 247 swedish dissertations containing the words water wastewater.
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1. Wastewater discharges and microbial variability in a surface water source
Abstract : Planning for drinking-water safety in surface waters includes a systematic assessment of hazards in the catchment, and microbial contamination is considered a major health risk. The aim of this thesis was to identify and characterize microbial hazardous events reported for River Göta älv, Sweden. READ MORE
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2. Removal of Micropollutants from Wastewater : evaluation of effect of upgrading ozonation to electro-peroxone
Abstract : The United Nations (UN) has adopted 17 “Sustainable Development Goals” (SDGs) to achieve a clean, better and sustainable future. SDG 6 is to ensure that everyone has access to clean water and sanitation by 2030. READ MORE
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3. Simulation and Optimization of Recirculating Aquaculture Systems
Abstract : Recirculating aquaculture -- intensive fish farming with water treatment and reuse -- has great potential as a method for sustainable food production. Benefits over traditional aquaculture include opportunities to reduce nitrogen emissions to water, control of temperature, salinity and pH, reduced environmental impact of escapes and better protection against e. READ MORE
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4. Hazardous substances in wastewater systems : a delicate issue for wastewater management
Abstract : Many substances derived from human activity end up in wastewater systems at some point. A large number of different substances - up to 30,000 - are present in wastewater. Some of them are valuable, such as nitrogen and phosphorus, but there are also hazardous substances such as heavy metals and anthropogenic organic substances. READ MORE
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5. Pharmaceutical compounds; a new challenge for wastewater treatment plants
Abstract : Analytical analyses conducted at the Himmerfjärden WWTP (285.000 PE connected) identified 70 pharmaceutical compounds belonging to different therapeutic classes. Such organic micropollutants at low detected concentration range of µg - ng l-1 did not affect the treatment processes at WWTP. READ MORE