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...

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...

Thanks to geographical conditions ideal for large scale cage aquaculture, Scottish Salmon Industry has grown incredibly in the last 20 years to reach more than 170,000 T in 2003.Despite strong improvements in all parts of the rearing technology, the scale of the industry raises fears among...

Recent work by Kahneman and others has led to a new focus in economics on a wellbeing-based approach to utility. This suggests that ‘experienced utility’ is an alternative and more appropriate basis for the measurement of economic value compared with ‘decision utility’. In this paper, we...

Uncertainty and learning play an important role in addressing the problem of climatechange. In stylized game-theoretic models of international environmental treaty formation, which capture the strategic interactions between nations, it has been shown that learning usually has a negative impact...

PURPOSE OF STUDY: This article presents acuity and dosage as two concepts that describe how the business case for case management (CM) can be made. Dosage and acuity concepts are explained as client need-severity, CM intervention-intensity, and CM activity-dose by amount, duration, extent, and...

The purpose of this meta-analysis was to estimate the effects of heparin flush and saline flush solutions on maintaining patency, preventing phlebitis, and increasing duration in peripheral heparin locks. The average effect size (d value) across 15 studies with a total sample size of 3,490 was...

David Courard-Hauri is an Assistant Professor of Environmental Science and Policy at Drake University in Des Moines, Iowa. His e-mail address is david.courard-hauri@drake.edu

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...

One of the characteristics of Demand-Driven Production is that goods should be manufactured and delivered to customers within the specified pe-riod of time. Manufacturers achieve this by utilizing various efficient production planning, scheduling tools and techniques. But situations may arise...