Studies by Sjöberg published in 1999 (<italic>Journal of Risk Research</italic>), Volume 2, Number 2, pp. 129-49) have led him to conclude that perceived risk is mostly determined by probability of harm, whereas risk reduction demands are mostly determined by severity of harm and not probability. As a result,...

This study examines lay perceptions of ecological risk (risk to the health and productivity of natural environments) associated with natural hazards. Ratings of 30 specific characteristics influencing risk judgments and one general risk assessment were obtained from 68 survey respondents for...