this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

the concepts of similarity and dissimilarity have been the interest of many researchers. basically, in the studies the similarity between two objects or phenomena, has been discussed. in this thesis, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-similarity in our terminology, is desired. later we will extend our definitions and propos...

Background and Aim: Green Hospital is a concept that protects the environment from destructive human actions. It has emerged to achieve the goals of sustainable development, following the world wars, the industrial revolution, and the increment of environmental destruction. Further, Hospitals have moved towards the implementation of green hospital criteria according to their social responsibili...

critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...

abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...

The phenomenon of global warming provoked green approach among top managers. Environmental problems caused by human activities have stimulated measures to prevent further damages to the environment; the green approach is among the most important ones. Today, the importance of green management, apart from its benefits in preserving and protecting the environment, is considered as a competitive a...