This article investigates whether the choice experiment approach can be used to assess people's preferences and the determinants of these preferences in order to estimate the costs and benefits of different configurations of the transport of hazardous materials by rail. Changes in the exposure to hazardous materials that people are subjected to are used rather than changes in accident risk. To ...

Oil spills are one of the most hazardous disasters with significant short- and long-term effects on fragile marine ecosystems. Synthetic Aperture Radar (SAR) has been considered an effective techno...

there are enormous quantities of unknown composition of hazardous wastes in tehran without any control, safe disposal and treatment. this study was done to identify hazardous wastes and to control this wastes by establishing a treatment, storage and disposal facility. according to available statistics there are 4461 different industries in tehran, out of which sample were chosen each having ove...

OBJECTIVE This study describes the impact of traumatic brain injury (TBI) and hazardous drinking on mental health and behavioural issues among Ontario adolescents. In particular, we assessed the incremental co-occurrence of hazardous drinking with a history of TBI, in comparison to experiencing just one of these conditions. METHODS A cross-sectional subsample of 3130 Ontario adolescents atten...

Introduction: Dental wastes are a main part of urban solid wastes in each society and have pathogenic agents and toxic chemicals, which put health of patients, personnel and other referees to dental clinics in danger. The present study  was done to recognize the quality and quantity of the different generated wastes at various parts of the Faculty of Dentistry-Babol University of Medical S...

hazards of soluable hexa and trivalent chromium have been documented by many investigators. but there was no information regarding safety of about 5000 workers at exposure risk to chromium in 600 primitive electroplating work shops of tehran. during this study more than 70% of work shops were inactive due to some of their own problems. out of active plants those that were relatively more cooper...