Essays about: "ecological waste water treatment"

Showing result 1 - 5 of 6 essays containing the words ecological waste water treatment.

  1. 1. Distribution and mobilization of heavy metals at an acid mine drainage-affected region, South China

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Chen Luo; [2020]
    Keywords : acid mine drainage; arsenic; cadmium; geochemical modeling; heavy metals; lead; principal component analysis;

    Abstract : Dabaoshan Mine Site (DMS) is the biggest polymetallic mine in South China. The Hengshi River receives acid mine drain (AMD) waste leaching from the tailings pond and run-off from the treatment plant which flows into the Wengjiang River, Beijiang River, before discharging into the Pearl River. READ MORE

  2. 2. Is Swedish Public Procurement Ready for Sustainable Product Development? : An Investigation on Barriers in Public Procurement that Prevents the Diffusion of Sustainable Innovations

    University essay from KTH/Hållbarhet och industriell dynamik

    Author : ELIN SOHLSTRÖM; [2016]
    Keywords : Diffusion; Public Procurement; Sustainable Procurement; Sustainable innovations; Sustainable Development;

    Abstract : The current focus on sustainability entails an extension of companies focus beyond economicobjectives to an approach that also take into account economic, ecological as well as societal performance (Hollos, Blome and Foerstl, 2012). In this context, purchasing and supply has been transformed to have a strategic role in sustainability (Meehan and Bryde, 2011). READ MORE

  3. 3. Blackwater sanitization with urea in Sweden : sanitization effect and environmental impact

    University essay from SLU/Dept. of Energy and Technology

    Author : Brenda Vidal Estévez; [2014]
    Keywords : blackwater; ecological sanitation; fertilizers; urea treatment; system assessment;

    Abstract : The increasing global population is placing pressure on the water resources and nutrients needed for food production, while increasing the amount of waste generated and the environmental contamination. Technical solutions and changes in the social perception of the environmental problems are needed to address these problems. READ MORE

  4. 4. Är Lerbodaälven verkligen en problemälv? : undersökning av fosforhalter

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Tina Persson; [2010]
    Keywords : fosfor; vattenkemiprovtagning; Lerbodaälven; referensvärde;

    Abstract : Lerbodaälven is a river in the municipality of Kil which, due to high phosphorus content is not meeting the requirements for good ecological status according to the Water Framework Directive. The purpose of this report is to investigate the causes for the high content of phosphorus that has been measured in Lerbodaälven between 1995-2010. READ MORE

  5. 5. IWESS, an integrated water, energy and sanitation solution : A holistic approach to reach sustainability trough organic waste management for the Lake Victoria Basin, Kenya

    University essay from Högskolan i Skövde/Institutionen för teknik och samhälle; Högskolan i Skövde/Institutionen för teknik och samhälle; Högskolan i Skövde/Institutionen för teknik och samhälle

    Author : Erik Martinsson; Emil Martinsson; Sören Säf; [2008]
    Keywords : ecological waste water treatment; slow sand filtration; deforestation; eutrophication; global warming; appropriate technologies; anaerobic process; biogas; source separation; nutrient re-circulation; waste water reuse; waste to resource; soil erosion; soil fertility; desertification;

    Abstract : The process of allocating necessary resources like clean water, fuel/energy and food have resulted in an unsustainable use of natural resources causing problems with Soil erosion, soil fertility, desertification, deforestation, eutrophication and global warming. The purpose of this study was to gain information on the functional design of a waste management system enabling the organic components of domestic waste to be processed as useful resources while at the same time allow them to be re-circulated. READ MORE