Sökning: "waste ecology"
Visar resultat 16 - 20 av 52 avhandlingar innehållade orden waste ecology.
16. Regional food supply and sustainable use of natural resources
Sammanfattning : This licentiate thesis presents a theoretical framework for evaluating sustainability in industrialized regions, especially with respect to food systems. The focus is on ecosystem life-support as a basis for food production and the potential for moving towards a sustainable food supply system. LÄS MER
17. Establishment and spread of non-native bark- and wood-boring beetles
Sammanfattning : One of the biggest threats to forest ecosystems globally is the introduction and establishment of non-native species. In Sweden alone, several bark- and woodboring beetles have established populations in recent years. LÄS MER
18. Fluvial transport and risk of mercury in a gold mining area
Sammanfattning : My thesis is part of an overall environmental program evaluating the environmental and human health stress in areas of Nicaragua affected by anthropogenic emission of metals and man-made organic substances. I examine the fluvial transport of mercury contextually associated with the extent of the contamination and the observed human and environmental stress in a gold mining area. LÄS MER
19. New Perspectives in Multi-trophic Aquaculture
Sammanfattning : Aquaculture, the farming of marine and aquatic organisms, is currently the fastest growing food production sector globally. As capture fisheries have stagnated and the fishing down of marine food webs has been seen to be unsustainable, aquaculture is filling the deficit in providing food to a growing world population. LÄS MER
20. Uptake and fate of pathogenic microbes in the blue mussel, Mytilus edulis
Sammanfattning : Bivalves, like the blue mussel Mytilus edulis, are filter-feeders and can therefore accumulate high numbers of microbes from the surrounding water. These shellfish are considered the main risk for bringing pathogens from domestic outlets in the sea, back to the community. LÄS MER
