BACKGROUND This year's new H1N1 flu strain has rapidly become a serious threat worldwide. This pandemic calls for urgent preparedness to mitigate its impact as much as possible. Employing this knowledge, we simulated a model of the outbreak of H1N1 in two cities of Iran (middle size: Kerman and metropolitan: Tehran). METHODS We developed a compartmental model to predict the expected number of...

The aim of this study is to produce landslide susceptibility mapping by probabilistic likelihood ratio (PLR) and spatial multi-criteria evaluation (SMCE) models based on geographic information system (GIS) in the north of Tehran metropolitan, Iran. The landslide locations in the study area were identified by interpretation of aerial photographs, satellite images, and field surveys. In order to ...

The main goal of the present study was to implement a hybrid pattern of cellular automata model and particle swarm optimization algorithm based on TM and ETM+ imagery of landsat satellite from 1988 to 2010 for simulating the urban sprawling. In this study, an alternative model was implemented in two ways: the first method was based on two images (1988 and 2010) and the second one was based on t...

Both drug use and sex work considered as serious health and social problems. This study aimed to find the relation between them in young Iranian women. A mixed method of data collection applied from 300 young female sex workers in Tehran and 39 in-depth interviews with key informants. Result show that 84.4 % of participants used drugs before sex work. 46.2% of their fathers and 56.6% of their h...

mega city-regions or metropolitan regions- that was introduced for the first time in a cabinet article in 1995- are becoming a dominant form of human settlements both in developed and developing countries. despite of all contentious discussion on economic and demographic significance of metropolitan regions and so rationality of establishing a distinct structure for their effective management a...

in the new societies, the women’s gender identity affected by the external atmosphere, communal relationships, as well as life experiences is constantly changing.  in terms of sociology, the type of the division of atmosphere is the reflection of the social relationship dominant on the society and it is considered as an index towards the mode of the organization of society as well as a foundati...

Abstract This paper focuses on the notion of home as a narrative one’s lived experience that clashes with planners’ understanding housing and policies, using case study Shahriar County, located western fringe metropolitan area Tehran. Following Heidegger, feeling is fundamental aspect human existence. From this perspective, policies spatial planning impact sense in geographical context. The emp...