Sökning: "copper leaching"
Visar resultat 16 - 20 av 26 uppsatser innehållade orden copper leaching.
16. Arseniks löslighet i grundvattenakviferen i Hjältevad : Utvärdering med geokemisk modellering
Uppsats för yrkesexamina på avancerad nivå,Sammanfattning : Excessive concentrations of arsenic in soil- and groundwater constitute a global issue. The spread of arsenic is due to both natural and anthropogenic effects in the environment. Historically, the anthropogenic emissions have originated from several different industrial sectors e.g. LÄS MER
17. Grundvattenmodellering och föroreningstransport från en rullstensås med artificiell grundvattenbildning
Master-uppsats, Stockholms universitet/Institutionen för naturgeografiSammanfattning : Groundwater is an important natural resource in Sweden due to almost 50 % of the produced drinking water origins from groundwater, 50 % of the groundwater is artificially made. Artificial recharge is necessary in some areas in Sweden to enable enough groundwater extraction for the drinking water supply. LÄS MER
18. Utvärdering av två markbaserade dagvattenreningssystem
Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : Stormwater is a source of pollution to water bodies but can also cause flooding. To treat stomwater locally is an issue of emerging importance due to a changing climate with an increased frequency of heavy rains, but also as a result of more strict guidelines concerning pollution to water bodies. LÄS MER
19. Fröåtjärns föroreningshistoria : Utredning av hur metallbelastningen varierat över tid med hjälp av sediment som ett naturligt historiearkiv
Kandidat-uppsats, Umeå universitet/Institutionen för ekologi, miljö och geovetenskapSammanfattning : The metal mining history goes thousands of years back. The downside of the mining industry is the large amount of tailings created during the mining operations. Drainage and leaching of heavy metals from these tailings may cause major environmental problems including acid mine drainage and leaching of heavy metals. LÄS MER
20. Energy Audit and Management : A case study of Konkola Copper Mines, Nchanga Mine-Zambia
Magister-uppsats, Avdelningen för bygg- energi- och miljöteknikSammanfattning : The goal to satisfy the energy demand, global warming and other environmental effects has prompted the urgency to shift energy generation systems to more affordable and sustainable methods, with the goal of phasing out the traditional-conventional systems to environmental friendly and sustainable generation systems. This campaign also calls for a more energy conscious society aware of its energy demand and promoting energy efficiency so as to minimize the demand through reduced wastages. LÄS MER