Search for dissertations about: "resource restriction"

Showing result 1 - 5 of 13 swedish dissertations containing the words resource restriction.

  2. 1. Resources, the environment, and sex : Examining variation in sexually selected traits in a livebearing fish

    Author : Erika Fernlund Isaksson; John Fitzpatrick; Gil G. Rosenthal; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; mate choice; sexual selection; competition; resource restriction; condition dependence; etologi; Ethology;

    Abstract : Striking variation is observed in sexually selected traits. These traits influence the outcome of competition and choice before and after mating. Before mating, animals compete for the access to mating partners and choose who to mate with between several potential mates. READ MORE

  4. 2. Essays on Development and Politics in Sub-Saharan Africa

    Author : Jonas Poulsen; Eva Mörk; Niklas Bengtsson; Karl Moene; Uppsala universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; ANC; regression discontinuity; IV; party effects; Rwandan genocide; rainfall; propaganda; social capital; South Africa; mining; resource curse; crime; criminality; Internet; protests; submarine cables; regime change; Africa; employment; light;

    Abstract : Essay I: The African National Congress (ANC) can look back on eighty years of struggle which resulted in the liberation of black Africans, the creation of a democratic constitution and free elections. However, the last twenty years of ANC rule has been criticized for the failure to bring higher living standards for the formerly oppressed. READ MORE

  5. 3. Local Worlds : Rural Livelihood Strategies in Eastern Cape, South Africa

    Author : Flora Hajdu; Anders Hjort af Ornäs; Thembela Kepe; Linköpings universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; livelihood strategies; local scale; natural resource use; local employment; degradation narrative; poverty relief programmes; Transkei; Pondoland; Försörjningsstrategier; lokalitet; naturresursutnyttjande; narrativ; fattigdomsbekämpning; Pondoland; Transkei; Sydafrika; Human geography; Kulturgeografi;

    Abstract : Local perceptions and livelihood strategies have in this study been examined through extensive fieldwork in two villages in rural Pondoland in the former homeland Transkei in South Africa’s Eastern Cape Province. Using a bottom-up perspective, changes in livelihoods and the processes involved in choosing between and combining various types of livelihood activities are analysed. READ MORE

  6. 4. Pediatric injury care in low-resource hospital settings. Insight from Mozambique, before, during and after the COVID-19 pandemic

    Author : Vanda Amado; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : Background: Children are a high-risk group for injuries and the burden is disproportionally high in low- resource settings such as the African continent, which has the highest population of children globally. In low-resource settings in sub-Saharan Africa, the COVID19 pandemic exposed known weaknesses of fragile health systems in providing quality pediatric care. READ MORE

  7. 5. Genetic variation and phenotypic plasticity in body traits of nestling blue tits

    Author : Camilla Kunz; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Developmental biology; Utvecklingsbiologi; Developmental biology; Utvecklingsbiologi; populationsbiologi; Population Biology;

    Abstract : This thesis examines genetic and environmental contributions to variation in body traits in a population of free-living blue tits. It also investigates possible consequences for the evolution of body size. READ MORE