Sökning: "aquaculture"
Visar resultat 16 - 20 av 71 avhandlingar innehållade ordet aquaculture.
16. Kind of turquoise : Effects of seafood eco-certification and sustainable consumption
Sammanfattning : Aquaculture and fisheries hold promise for supplying a growing world population with healthy food produced without undermining the earth’s carrying capacity. However, just as livestock production and agriculture, seafood production can have negative environmental impacts and if a continuous or even increased supply is to be guaranteed, the pressure on affected ecosystems needs to be limited. LÄS MER
17. Anthropogenic Disturbances and Shifts in Tropical Seagrass Ecosystems
Sammanfattning : Seagrasses constitute the basis for diverse and productive ecosystems worldwide. In East Africa, they provide important ecosystem services (e.g. fisheries) but are potentially threatened by increasing resource use and lack of enforced management regulations. LÄS MER
18. Protecting food with poison : Exploring ecotoxicity of agrochemicals and pharmaceuticals
Sammanfattning : Chemicals are being emitted into the environment through human activities, such as agriculture or animal husbandry. Emissions can either occur intentionally, as pesticide application of crops, or inadvertently, such as pharmaceutical residues in wastewater effluents. LÄS MER
19. Blue Oceans with Blue Mussels - Management and planning of mussel farming in coastal ecosystems
Sammanfattning : Eutrophication is one of the largest and most serious global threats to the marine environment. The effect of eutrophication has become increasingly clear during recent time, and major economic and political efforts are being made to tackle its causes and consequences in Sweden and its surrounding seas. LÄS MER
20. Masking environmental feedback : Misfits between institutions and ecosystems in Belize and Thailand
Sammanfattning : The thesis analyses relationships between ecological and social systems in the context of coastal ecosystems. It examines human impacts from resource extraction and addresses management and governance behind resource exploitation. LÄS MER