Sökning: "Ångersjön"
Hittade 2 uppsatser innehållade ordet Ångersjön.
1. Hydrauliken i Ångersjöns fosforfällor : bestämning av flödesvägar och åtgärdsförslag för optimal fosforbindning vid avloppsrening med reaktiva filter
L3-uppsats, SLU/Dept. of Soil and EnvironmentSammanfattning : Discharge of untreated wastewater leads to unnaturally high levels of nitrogen and phosphorus in rivers, lakes and the sea, which results in unbalanced ecosystems with eutrophication and lack of oxygen. Part of the phosphorus in surface waters is coming from on-site wastewater treatment from scattered households with unsatisfactory purification. LÄS MER
2. Fosforavskiljning i reaktiva filter vid småskalig avloppsrening
Uppsats för yrkesexamina på avancerad nivå, Institutionen för geovetenskaperSammanfattning : An excessive input of nutrients to lakes and other water bodies has created a problem with eutrophication in Sweden. Untreated, or partially treated, domestic sewage is a major source for discharge of phosphorus (P), which is the nutrient most frequently responsible for eutrophication of most fresh waters and the Baltic Sea. LÄS MER