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Feuchtgebiete sind Ökosysteme, die durch die Anwesenheit vonWasser, spezielle Bodenverhältnisse und eine besondereVegetationszusammensetzung geprägt sind. Sie zählen zu den amstärksten bedrohten Ökosystemen der Erde. Im Verlauf des 20.Jahrhunderts nahm weltweit sowohl ihre Fläche als auch...
Persistent link: https://www.econbiz.de/10009476204
Persistent link: https://www.econbiz.de/10009434475
"It is vitally important to identify agroecosystems that may cease functioning because of changing climate or land degradation. However, identifying such systems is confounded on both conceptual and methodological grounds, especially in systems that are moving toward thresholds, a common trait...
Persistent link: https://www.econbiz.de/10009468468
Gesetzgeber, Handel und insbesondere Verbraucher fordern vor dem Hintergrund aktueller Lebensmittelskandale unternehmensübergreifende Qualitätssicherungs- und Rückverfolgbarkeitssysteme. Den Unternehmen entstehen dadurch zusätzlicher Aufwand und Kosten, was eine zurückhaltende Akzeptanz...
Persistent link: https://www.econbiz.de/10009445164
economics, decision theory, the economics of sustainability and cost benefit analysis. The thesis is structured in three parts …
Persistent link: https://www.econbiz.de/10009476176
Effiziente Reduktion des Produktionsrisikos im Ackerbau durch Ertragsversicherungen In Europa werden staatliche Hilfen für Ertragsversicherungen nach dem Vorbild der USA oder Kanada gefordert. In dieser Arbeit werden daher zum einen Bedingungen erarbeitet, unter denen die Subventionierung von...
Persistent link: https://www.econbiz.de/10009429007
Distributed denial-of-service (DDOS) attacks have emerged as a prevalent way to compromise the availability of networks/servers, which imposed financial losses for e-commerce businesses. Many defenses that mitigate the effect of ongoing DDOS attacks have been proposed. However, none of the...
Persistent link: https://www.econbiz.de/10009441115
Over 380000 tons of vegetable waste is produced annually in the “Campo de Dalías” zone(Almería, Spain), deriving from the diverse existing crops grown under plastic cover. Landfillscontaining this vegetable waste are a potential breeding ground for diseases and pests, they can alsobe the...
Persistent link: https://www.econbiz.de/10009443256
The methodology used for Economic Valuation of the Externalities generated by the Watershead Restoration and Erosion Control Projects in the Hydrographic Basins of the Mediterranean Slope, is based on the Replacement Cost Method. Environmental Economics, however, today offer us other...
Persistent link: https://www.econbiz.de/10009443843
Food safety problems such as the BSE and dioxin crises focused attention on traceability systems and the certification of such systems. This study analyzes the status and perspectives of traceability systems and certification schemes, and reviews their potential costs and benefits. Results...
Persistent link: https://www.econbiz.de/10009444416