Search for dissertations about: "food security"

Showing result 1 - 5 of 74 swedish dissertations containing the words food security.

  1. 1. Food for Naught: The politics of food in agricultural modernization for African smallholder food security

    Author : Cheryl Sjöström; [2015]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; global food system; smallholder food security; sub-Saharan Africa; agricultural modernization; critical discourse analysis; power; politics of food; Millennium Villages Project; Malawi;

    Abstract : Why is there hunger in sub-Saharan Africa? What forces drive the global food system? What is the global food system? To approach these questions, this study investigates power and politics in food, in its production and in its organization. Proceeding from a critical realist approach, focus of this study is on the challenge of African smallholder food insecurity and how it is presented as part of a dominant discourse of agricultural modernization. READ MORE

  2. 2. Planting to feed the city? : Agricultural production, food security and multi-spatial livelihoods among urban households in Ghana

    University dissertation from Lund University

    Author : Hayford Mensah Ayerakwa; [2017-05-11]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Urban agriculture; Rural agriculture; Own food production; Food security; Food transfer receipts; Ghana;

    Abstract : The 2010 population and housing census in Ghana revealed that more than half of the Ghanaian population lived in urban centers. Critical to the phenomenon of urbanization is the question of how to sustainably feed the urban population especially the urban poor as rapid urbanization has the tendency to urbanize poverty. READ MORE

  3. 3. The Story of Phosphorus Sustainability implications of global phosphorus scarcity for food security

    University dissertation from Linköping : Linköping University Electronic Press

    Author : Dana Cordell; Stuart White; Jan-Olof Drangert; Julie Wilk; Johan Rockström; [2010]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; global phosphorus scarcity; peak phosphorus; global food security; sustainable resource use; food production and consumption system; transdisciplinary; systems thinking; global fosforbrist; peak fosfor; global matsäkerhet; hållbar resursanvändning; system för produktion och konsumtion av mat; transdisciplinaritet; systemtänkande; INTERDISCIPLINARY RESEARCH AREAS Water in nature and society; TVÄRVETENSKAPLIGA FORSKNINGSOMRÅDEN Vatten i natur och samhälle;

    Abstract : The story of phosphorus began with the search for the philosopher’s stone, and centuries later the critical role of phosphorus in soil fertility and crop growth was highlighted. Eventually, phosphorus was implicated in the global environmental challenge of eutrophication. READ MORE

  4. 4. A data-driven decision support system for coherency of experts’ judgment in complex classification problems The case of food security as a UN sustainable development goal

    University dissertation from Borlänge : Dalarna University

    Author : Rueben Laryea; Kenneth Carling; Lena Nerhagen; [2018]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Coherence; Efficiency; Decision Support System; Multi-Criteria; Risk; Classification Model; Decision Makers; Judgment; Alternatives; Prediction; Data; Integrate; Imprecision; Food Security; UTADIS; Complex Systems – Microdata Analysis; Komplexa system - mikrodataanalys;

    Abstract : Everyday humans need to make individual or collective decisions. Often the decisions aim at achieving multiple goals (thus involving multiple criteria) and rely on the decision maker(s)’ intuition, internal data, as well as external sources of data. READ MORE

  5. 5. Essays on Gender Issues, Food Security, and Technology Adoption in East Africa

    University dissertation from Göteborg : University of Gothenburg

    Author : Simon Wagura Ndiritu; Göteborgs universitet.; Gothenburg University.; [2013]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Agricultural technology adoption; bivariate probit model; children; climate change adaptation; Complementarity; discrimination; drinking water; environmental goods collection; exogenous switching treatment regression; food security; fuelwood; gender issues; Kenya; multivariate Probit; post-harvest loss abatement; preservation methods; risk perception; schooling; storage technologies; Tanzania; water quality; water treatment.;

    Abstract : Abstract in Undetermined This thesis consists of five self-contained papers: Paper 1: Are there systematic gender differences in the adoption of joint sustainable intensification practices? Evidence from Kenya This paper uses household- and plot-level data to test whether there are systematic gender differences in the adoption of joint sustainable intensification practices in Kenya. Using a multivariate probit model, we find that gender differences in the adoption of some technologies do exist. READ MORE