Introduction: Evaluating environmental risks in the oil and gas industry is essential to prevent irreparable damage to the environment. Using classical methods for prioritizing environmental risks does not achieve high-reliable results. Therefore, the aim of this study is to minimize the limitations of classical methods in a typical oil and gas production zone, by using fuzzy logic and Multi At...

Introduction. Needs assessment data provide a basis for developing learning objectives of CME activities. Identifying the viewpoints of Iranian CME experts about the characteristics of an effective needs assessment (NA) model for physicians’, dentists’ and pharmacists’ CME programs was the aim of this study. Methods. In a descriptive study all CME directors and experts (50 persons) were survey...

Risk management is the process of systematically classifying, identifying, assessing, and responding to risks throughout the life cycle of a project in order to gain maximum utility of elimination, prevention, or risk control. There are various types of risks in oil projects which will damage precious national resources if checks and necessary planning are lacking. Regarding the importance of t...

according to coates’s (2004, as cited in zhang, 2010) definition of "conversational dominance" (p.111), it refers to the phenomenon of a speaker dominating others in interaction. specifically, it means how a speaker makes use of certain strategies to get the floor and maintain the floor. thus, the amount of talk is the main measurement for the dominance of the conversation. whether a speaker do...

abstract this study is carried out to determine the chemical composition in the three vegetative stages of the haloxylon sp., degradation parameters, with adding naoh and ca(oh2 ). for this purpose, in may and october and january 2010 enough some haloxylon sp. of the ammary area was prepared. crude protein and ash percentage are decrease, neutral detergent fiber percentage with pragress stage ...