Sökning: "Preference effects"
Visar resultat 11 - 15 av 200 avhandlingar innehållade orden Preference effects.
11. Early Environment and Adolescent Ethanol Consumption : Effects on Endogenous Opioids and Behaviour in Rats
Sammanfattning : Excessive and compulsive ethanol drinking is one of the most serious public health issues. Therefore, it is vital to increase the knowledge about risks and protection for alcohol use disorders (AUD) to optimize prevention and treatment strategies. LÄS MER
12. Sub-lethal Effects of Anthropogenic Contaminants on Aquatic Invertebrates
Sammanfattning : Anthropogenic contaminants are considered to play a substantial role in the decline of freshwater invertebrate diversity. Sub-lethal effects of many of these contaminants on behaviour and life-history traits of aquatic invertebrates may contribute to their decline. LÄS MER
13. Peasants by preference? : socio-economic and environmental aspects of rural development in Tanzania
Sammanfattning : Development is not always an entirely positive process in which the gains are equal to the risks. Rural development implies a penetration of the existing peasant mode of production by alternative systems. History has shown that this penetration creates its own barriers. LÄS MER
14. Searching for food in complex environments : Integrating processes at multiple spatial scales
Sammanfattning : Resources are often unevenly distributed through the environment, resulting in a challenging task for insects to locate food, mates and oviposition sites. Consequently, there is an ongoing need to unravel how insects rely on behavioural and sensory traits while searching for resources in heterogeneous environments. LÄS MER
15. Issues in Urban Travel Demand Modelling : ICT Implications and Trip timing choice
Sammanfattning : Travel demand forecasting is essential for many decisions, such as infrastructure investments and policy measures. Traditionally travel demand modelling has considered trip frequency, mode, destination and route choice. This thesis considers two other choice dimensions, hypothesised to have implications for travel demand forecasting. LÄS MER