The study of design and formation of urban space focuses on interaction of human and environment. This is an attractive subject that considers as interdisciplinary debates. Thinkers of urban studies pay attention to this matter empirically and theoretically in order to provide a desirable space for human being. This research is based on the theories of urban studies and urban sociology and so o...

Today, organizations are witnessing a destructive phenomenon called enterprise silence. The refusal of employees to provide their ideas and about organizational issues, ultimately leads to organizational degration and recession. This research intends to identify the factors that affect silence in organizations in order to come up with the best solutions to resolve this problem. This is an appli...

In spite of large improvements in health care technologies and more access to reproductive health services during past decades, there are many reports on human fertility decline .The role of life style and environmental factors on human fertility has attracted more attention recently and is the subject of worldwide studies on causes of male and female factor infertility. The important factors s...