ronmental issues. Despite oversight by U.S. federal and state regulatory agencies and despite sustainability efforts within the aquaculture industry, advocacy groups and the public are concerned about the effects of aquaculture on the environment. Specific concerns include the effects of effluents and nutrient-loading; water, land and energy use; feed composition; drugs and chemicals; and food ...

In recent years researchers in many areas have used arti®cial neural networks (ANNs) to model a variety of physical relationships. While in many cases this selection appears sound and reasonable, one must remember than ANN modeling is an empirical modeling technique (based on data) and is subject to the limitations of such techniques. Poor prediction occurs when the training data set does not c...

Socioscientific issues encompass social dilemmas with conceptual or technological links to science. The process of resolving these issues is best characterized by informal reasoning which describes the generation and evaluation of positions in response to complex situations. This article presents a critical review of research related to informal reasoning regarding socioscientific issues. The f...

The aim of this study is to investigate people's sensitivity to directional eye gaze, with the longterm goal of improving the naturalness of animated agents. Previous research within psychology have shown the importance of eye gaze in social interactions, and should therefore be vital to implement in virtual agents . In order to test whether we have the appropriate parameters needed to correctl...

Human enhancement is the term used for applications of biomedical knowledge that aim to improve human form or functioning beyond what is necessary to restore or sustain good health. Genomics is one of the research-areas that promises to offer such possibilities in the near future, and body weight – especially over-weight and obesity is one of the human characteristics at which these will be dir...

background & aim: men’s sexual and reproductive health is one of the most important public health issues. however, less attention has been paid to this matter, compared to women’s health issues. the aim of this study was to evaluate the educational needs of men regarding sexual and reproductive health in ahvaz, iran. methods:this descriptive study was performed on 1,068 adult men (aged 20-60 ye...