Search for dissertations about: "Teknik och teknologier Samhällsbyggnadsteknik Vattenteknik"
Showing result 1 - 5 of 309 swedish dissertations containing the words Teknik och teknologier Samhällsbyggnadsteknik Vattenteknik.
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1. Chitosan biopolymer as an adsorbent for drinking water treatment : Investigation on Arsenic and Uranium
Abstract : In many countries over the world (including Sweden), metal toxicity in freshwater resources causes a severe drinking water quality problem and poses a threat to the environment and human health. Among the different toxic metals in the water resources of Sweden, arsenic and uranium are the biggest threats to health. READ MORE
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2. The influence of multiscale hyporheic flow on solute transport : Implications for stream restoration enhancing nitrogen removal
Abstract : Stream water that flows into and out of streambeds is called hyporheic exchange flow (HEF).It continuously interacts with groundwater and thereby affect the water quality of local streamreaches as well as downstream recipients by providing an environment where solutes andenergy can be retained and degraded. READ MORE
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3. Recycling Filter Substrates used for Phosphorus Removal from Wastewater as Soil Amendments
Abstract : This thesis studied the viability of recycling filter substrates as soil amendments after being used in on-site systems for phosphorus (P) removal from wastewater. Focus was put on the materials Filtra P and Polonite, which are commercial products used in compact filters in Sweden. READ MORE
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4. Assessing sustainable approaches to sanitation planning and implementation in West Africa
Abstract : The challenge of achieving global sanitation targets is that it requires application of both technology that is appropriate and a supporting organizational structure. The interactions between the two begin during the planning/decision-making process and continue throughout the system lifetime. READ MORE
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5. Risk-Based Decision Model for Microbial Risk Mitigation in Drinking Water Systems
Abstract : Microbial risks in drinking water systems can cause sporadic pathogenic infections and waterborne outbreaks resulting in large costs for society. In 2010 for example, around 27,000 persons were infected with Cryptosporidium in Östersund, Sweden. READ MORE