Effect of informal settlements affecting social security Case study:Yahya Abad Aran Bidgol

During recent decades gradually deteriorating neighborhoods and informal settlements, mainly on the periphery of major cities, outside the official program for urban development and gradually formed and expanded. Informal settlement in Iran, like many other countries, a phenomenon that is growing cities in the country is faced with new issues. Informal settlements, the causes of poverty and development, as well as endangering the environment and impose heavy costs to solve problems, is considered a serious threat to the stability and cohesion of the urban population, Mirror sphere of informal settlements as urban issues, the role and importance of scientific research has found. Aran Bidgol Yhyyabad neighborhood of the city as one of the settlements mentioned are faced with the phenomenon of informal settlements. In this study, anatomical pathology and insecurity in urban areas paid. The study area using GIS and Google Earth software, positioning and distribution, the percentage of social deviance and insecurity tends to be considered. Studies showed a tendency to social deviations (smoking, drug abuse, etc.) in more marginal areas is not excluded that all these factors together cause insecurity in urban space is Aran Bidgol.