Search for dissertations about: "agriculture."
Showing result 1 - 5 of 1279 swedish dissertations containing the word agriculture..
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1. Sustainable agriculture : From global challenges to local land management
Abstract : Despite the success of agriculture management practices in increasing the availability of food needed to meet the requirements of the expanding global population, there are increasing demands placed on the resources on which the sector depends. Opportunities for the development of agricultural systems are constrained by increasing competition, from other sectors, for shared resources. READ MORE
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2. Historical Urban Agriculture : Food Production and Access to Land in Swedish Towns before 1900
Abstract : This doctoral thesis analyses the role of historical urban agriculture in a long-time perspective, through a combination of overarching surveys of Swedish towns and detailed studies of one town – Uppsala in east-central Sweden. The study shows how agricultural land – town land – of various sizes was donated to towns repeatedly during medieval times and in the 16th and 17th centuries. READ MORE
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3. Agricultural nutrient budgets in Europe: data, methods, and indicators
Abstract : Agricultural production systems feed humanity but also cause a range of adverse environmental effects, including climate change, loss of biodiversity, and pollution of air and water. A main cause of these effects is the emissions of nitrogen (N) and phosphorus (P) that occur as a side effect of nutrient cycling in agriculture. READ MORE
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4. Harvesting from land and sea : Social relationships, trade networks, and spatial connectivity in changing social-ecological systems
Abstract : In the era of global change, the connectivity of aquatic and terrestrial food production systems across spatial scales is increasing. At the same time, diverse actors that participate in food systems, from production to consumption, face the need to adapt their daily activities to an increasingly changing context. READ MORE
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5. Where have all the forests gone? Quantifying pantropical deforestation drivers
Abstract : Deforestation across the tropics continues to be a major source of greenhouse gas emissions and the largest threat to biodiversity on land. With strengthened commitments to reduce deforestation from countries and companies alike, it is crucial that renewed investments for reducing deforestation be guided by a sound understanding of what drives deforestation. READ MORE
