Search for dissertations about: "population change"

Showing result 1 - 5 of 978 swedish dissertations containing the words population change.

  2. 1. Making the Most of It? : Understanding the social and productive dynamics of small farmers in semi-arid Iringa, Tanzania

    Author : Peter Gregersen; Sociologi; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Social changes; Malthus; Boserup; Tanzania; semi-arid Africa; Iringa; conservation; sustainability; soil fertility; degradation; population; Matthew principle; social differentiation; farmerisation; de-peasantisation; livelihood diversification; rural change; agrarian change; agricultural change; small farmers; dynamics; theory of social work; Sociala förändringar; teorier om socialt arbete; Malthus; Boserup; Tanzania;

    Abstract : While much of semi-arid Africa is still sparsely populated with unused land, there are everywhere pockets of high and increasing population density in attractive locations. Small-scale farmers can respond to beginning land-scarcity in a number of ways. READ MORE

  4. 2. Changing population distribution in Sweden : long term trends and contemporary tendencies

    Author : Johan Håkansson; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Population distribution; redistribution; Sweden; geographical levels; concentration; dispersion; accessibility; migration; natural population change; age composition;

    Abstract : The aim of the thesis is to describe and analyse the population redistribution in Sweden at different geographical levels from the beginning of the 19th century to the end of the 20th century. The analysis is approached in three different ways. First, the redistribution at different geographical levels is analysed (papers I and II). READ MORE

  5. 3. Fish population responses to climate change : Causes and consequences

    Author : Matilda L. Andersson; Peter Eklöv; Brian Hayden; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; browning; climate change; DOC; intraspecific variation; metabolism; resource use; warming;

    Abstract : Lake environments are heterogeneous, and animals show a variety of adaptations to deal with this heterogeneity. Fish often show intraspecific variation in diet, metabolism, and behavior, corresponding to their habitat use. READ MORE

  6. 4. Subjective Well-being in an Adult Swedish Population : Findings from a Population-based Study

    Author : Anna Hansson; Pernilla Hillerås; Yvonne Forsell; Berit Lundman; Sophiahemmet Högskola; Karolinska Institutet; Karolinska Institutet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Subjective well-being; Depression; Life circumstances; Follow-up; Population-based; Caring sciences; Vårdvetenskap; Subjective well-being; depression; life circumstances; follow-up; population-based;

    Abstract : This doctoral thesis examines various factors associated with subjective well-being (SWB) in an adult Swedish population, aged 20-64 years, using cross-sectional and longitudinal data. The thesis includes four studies based on the PART study, a current population-based study on mental health, work, and relations in Stockholm County, Sweden. READ MORE

  7. 5. Rural labor and population change : social and demographic developments in east-central Sweden during the nineteenth century

    Author : Ingrid Eriksson; John Rodgers; Uppsala universitet; []
    Keywords : HUMANIORA; HUMANITIES; History; Historia;

    Abstract : .... READ MORE