Search for dissertations about: "remote sensing irrigation"

Showing result 1 - 5 of 9 swedish dissertations containing the words remote sensing irrigation.

  2. 1. Accumulation from Below : Smallholders and public irrigation investments in Kilombero Valley, Tanzania

    Author : Victor Mbande; Lowe Börjeson; Johan Berg; Liwenga Liwenga; Klara Fischer; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Accumulation; social differentiation; wealth ranking; irrigation; smallholders; agriculture transformation; land use change; rice boom; progressive farmers; development; geografi med kulturgeografisk inriktning; Geography with Emphasis on Human Geography;

    Abstract : Smallholders in Tanzania and elsewhere in Africa are increasingly differentiated. This thesis contributes to the empirical and conceptual understanding of the differentiation processes in irrigation by following the internal dynamics among smallholders linked to public investments in improving smallholder initiated small scale irrigation schemes in Kilombero district, Tanzania. READ MORE

  4. 2. 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

  5. 3. The spectral reflectance of coniferous tree stands and of barley influenced by stress : an analysis of field measured spectral data

    Author : Johan Kleman; Stockholms universitet; []
    Keywords : spectral reflectance; field measurement; middle infrared; crops; fertilisation; irrigation; coniferous forest; helicopter; measuring geometry;

    Abstract : This thesis focuses on the spectral signatures for vegetation. Knowledge about the spectral characteristics of different vegetation types is imperative for an efficient use of existing remote sensing systems, and also to provide guidelines for sensor development. READ MORE

  6. 4. Archaeological Perspectives on Risk and Community Resilience in the Baringo Lowlands, Kenya

    Author : Nik Petek; Paul Lane; Matthew Davies; Uppsala universitet; []
    Keywords : HUMANIORA; HUMANITIES; Risk spiral; community resilience; archaeology; pastoralism; Baringo; Kenya; history; Ilchamus; Njemps; spatial statistics; East Africa; Holocene; environment; environmental degradation; colonialism; ethnogenesis; community conformity; survey; remote sensing; habitation; subsistence; Archaeology; Arkeologi;

    Abstract : This historical ecological research provides a detailed insight into the risk avoidance and resilience building strategies in the Lake Baringo basin in Kenya through the lens of archaeology. It explores how changes in subsistence, habitation, and landscape shaped each other and how that affected the available strategies of risk avoidance and resilience building. READ MORE

  7. 5. Spatial distribution of water resources and accessibility to water. The case of Bugesera district in Rwanda

    Author : Jean Paul Dushimumuremyi; Göteborgs universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Water resources; access to water; GIS; remote sensing; Bugesera; Rwanda;

    Abstract : This study deals with issues related to water resources and the accessibility to water in Bugesera district, a rural area of Rwanda. The research problem focuses on why people in Bugesera face perpetual problems related to water shortage. The research focuses on physical and socio-economic factors affecting people’s access to water. READ MORE