Search for dissertations about: "water services"

Showing result 21 - 25 of 161 swedish dissertations containing the words water services.

  2. 21. Data-driven approaches for proactive maintenance planning of sewer blockage management

    Author : Emmanuel Okwori; Annelie Hedström; Maria Viklander; Frédéric Cherqui; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; VA-teknik; Urban Water Engineering;

    Abstract : Blockages have been reported to account for a significant proportion of reported failures in sewer networks. The malfunctioning of the sewer network from blockages and the subsequent disruption to other public services and flooding may constitute a risk to the environment and human health. READ MORE

  4. 22. Land Use, Freshwater Flows and Ecosystem Services in an Era of Global Change

    Author : Line Gordon; Carl Folke; David Molden; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; freshwater; green water; ecosystem services; integrated water resources management; food production; land use and land cover change; vulnerability; resilience; hydrological cycle; global change; Australia; Terrestrial; freshwater and marine ecology; Terrestisk; limnisk och marin ekologi;

    Abstract : The purpose of this thesis is to analyse interactions between freshwater flows, terrestrial ecosystems and human well-being. Freshwater management and policy has mainly focused on the liquid water part (surface and ground water run off) of the hydrological cycle including aquatic ecosystems. READ MORE

  5. 23. Framing the water and sanitation challenge : A history of urban water supply and sanitation in Ghana 1909 - 2005

    Author : Anna Bohman; Lena Andersson-Skog; Urban Strandberg; Björn-Ola Linnér; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Ghana; urban water supply; sanitation; institutional change; policy development; frames; private sector participation; economic history; Economic history; Ekonomisk historia; ekonomisk historia; Economic History;

    Abstract : This thesis analyses the development of urban water supply and sanitation services in Ghana from 1909 to 2005.  Special focus is put on institutional arrangements with regard to networked, large scale and centrally managed water and sewerage services. READ MORE

  6. 24. The Precipitationshed : Concepts, Methods, and Applications

    Author : Patrick W. Keys; Line Gordon; Deliang Chen; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; water; atmosphere; precipitationshed; moisture recycling; variability; ecosystem services; social-ecological systems; Sustainability Science; vetenskap om hållbar utveckling;

    Abstract : Human societies are reliant on the functioning of the hydrologic cycle. The atmospheric branch of this cycle, often referred to as moisture recycling in the context of land-to-land exchange, refers to water evaporating, traveling through the atmosphere, and falling out as precipitation. READ MORE

  7. 25. Agricultural expansion impacts on wetland ecosystem services from Kilombero Valley, Tanzania

    Author : Edmond Alavaisha; Regina Lindborg; Steve Lyon; Jennie Barron; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Ecosystem services; land use change; management practices; fertilization; irrigation; water quality; and smallholder; Physical Geography; naturgeografi;

    Abstract : Land use change has major impact on the world’s wetland ecosystems and biodiversity. The motivation behind this change has been to increase agricultural production, often resulting in negative effects on water quality and soil fertility. READ MORE