background: in this study, measurement of indoor radon and its progeny levels was carried out in gas turbine power station in haryana ( india ), where natural gas is used as fuel. for comparison, the results of a study carried out in thermal power plant in haryana are also presented. radon being a ubiquitous air pollutant has global impact and its monitoring in the environment at work places is...

mankind efforts for achieving a better life while brings welfare for him, unfortunately brings environmental and harmful effects on health. these harm specially the ones due to increase in automobiles and fossil fuels, endanger the possibility of the continuation of life for present and future tenerations. lead is mentioned as one of the outputs of these fuels. available studies indicate that t...

io-port 05647651 Yamashita, Tomohisa; Soeda, Shunsuke; Noda, Itsuki Evacuation planning assist system with network model-based pedestrian simulator. Yang, Jung-Jin (ed.) et al., Principles of practice in multi-agent systems. 12th international conference, PRIMA 2009, Nagoya, Japan, December 14–16, 2009. Proceedings. Berlin: Springer (ISBN 978-3-64211160-0/pbk). Lecture Notes in Computer Science...

From the Lung Station (Tufts), Tufts Medical Service, Boston City Hospital, Boston, Massachusetts and Department of Surgery, Harvard Medical Snhoo!, and the Transplant Division, Sears Surgical Laboratory, Boston City Hospital, Boston Massachusetts. Requests for reoNs should be a? dressed to or. Earle B. Weiss, Lung Station (Tufts), Boston City Hospital, 818 Harrison Avenue, Boston, Massachusett...

The present study aimed to identify the perceptions of gas station workers about physical, chemical, biological and physiological risk factors to which they are exposed in their work environment; identify types of occupational accidents involving gas station workers and; report the development of a socioenvironmental intervention as a tool for risk communication to gas station workers. A quanti...

Background & Aims of the Study: Hydrogen sulfide (H2S) is a colorless and highly toxic, easily dissolved in water, flammable and explosive gas. Hydrogen sulfide gas is the main cause of odor emissions from municipal sewage plants. One method for removal of hydrogen sulfide gas is the use of biological systems, biofilter. The aim of this study was to survey removal hydrogen sulfide provide in se...

weather and climate have considerable influence on the concentration of air pollutants such as particles and gases. the range and concentration of these particles and gases are very dependent on prevailing weather conditions and air currents. this research concentrates on health effects of benzene, one of the air pollutants of tehran, as a major city. the concentration of benzene emission to ai...