Search for dissertations about: "community traits"

Showing result 1 - 5 of 72 swedish dissertations containing the words community traits.

  1. 1. Community Robustness Analysis Theoretical Approaches to Identifying Keystone Structures in Ecological Communities

    University dissertation from Linköping : Linköping University Electronic Press

    Author : Sofia Berg; Linköpings universitet.; Linköpings universitet.; [2013]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : Most of the world’s ecosystems suffer from stress caused by human activities such as habitat destruction, fragmentation, overexploitation of species and climate change. These factors affect the reproduction and/or survival of individual species as well as interactions between species in ecological communities. READ MORE

  2. 2. Plant community assembly in grazed grasslands

    University dissertation from Stockholm : Department of Ecology, Environment and Plant Sciences, Stockholm University

    Author : Bryndís Marteinsdóttir; Stockholms universitet.; [2014]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Assembly rules; dispersal limitation; environmental filtering; establishment limitation; ex-arable fields; functional traits; landscape history; semi-natural grasslands; seed bank; seed augmentation; seed rain; trait based filtering; Plant Ecology; växtekologi;

    Abstract : Species assembly into local communities from the surrounding region can be caused either by species failure to reach the site (i.e. seed limitation) or to establish (i.e. READ MORE

  3. 3. A developmental perspective on psychopathic traits in adolescence

    University dissertation from Örebro : Örebro universitet

    Author : Selma Salihovic; Örebro universitet.; [2013]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; psychopathic traits; adolescents; development; stability; change; parental behavior; subgroups; parenting; Psykologi; Psychology;

    Abstract : More than half of known crime is committed by 5-6% of the criminal population. Who are these people? Research has shown that it is likely that a majority of these individuals are characterized by having a psychopathic personality. Interestingly, research has shown that psychopathic features are not unique to adults. READ MORE

  4. 4. Antisocial behavior in adolescence : the role of individual characteristics

    University dissertation from Örebro : Örebro universitetsbibliotek

    Author : Henrik Andershed; Örebro universitet.; [2002]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; youths; adolescents; antisocial behavior; aggressive behavior; violent behavior; individual characteristics; personality traits; psychopathic traits; psykologi; SOCIAL SCIENCES Social sciences Psychology; SAMHÄLLSVETENSKAP Socialvetenskap Psykologi; Psykologi; Psychology;

    Abstract : The main aim of this dissertation is to investigate whether traits on the level of the individual are important in understanding violent, frequent antisocial behavior among adolescents. The first of the four studies included in this dissertation asks whether individual-level explanations are going to be a fruitful approach at all. READ MORE

  5. 5. Consequences of bushmeat hunting in tropical forests

    University dissertation from Department of Biology, Lund University

    Author : Edu Efiom; Lunds universitet.; Lund University.; [2013]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Tropical rainforests; bushmeat hunting; primates; seedling recruitment; interseedling competition; community composition; functional traits; ecosystem services; human livelihoods;

    Abstract : Popular Abstract in English This thesis presents data from rainforests of southeastern Nigeria. Pairs of protected and hunted of study sites were established in three different but adjacent protected areas: 1. Mbe Mountain Community Forest (MMCF, total area 80 km2); 2. Afi Mountain Wildlife Sanctuary (AMWS, total area 100 km2); and 3. READ MORE