introduction many plans and programs have been outlined to solve problems including rapid increase of urbanization, unbalanced distribution of population, a plenty of urban problems, increase of unemployment, underdevelopment of rural points, immigration and specially migration of active population toward metropolitan areas. these are rampant issues throughout iran like many other developing co...

background :there is substantial lack of knowledge about the role of socioeconomic status (ses) indicators on life expectancy (le) within-cities, especially within mega-cities. we aimed to investigate the disparities of le within city districts of tehran, iran, and specify how ses inequalities play role on le.   methods : the death and population data for 2010 by different age, gender, and resi...

I define big data with respect to its size but pay particular attention to the fact that the data I am referring to is urban data, that is, data for cities that are invariably tagged to space and time. I argue that this sort of data are largely being streamed from sensors, and this represents a sea change in the kinds of data that we have about what happens where and when in cities. I describe ...

It is widely believed that urban ecological landscape regards the city to be an ecosystem built by human activities and supported by natural and man-made functions and processes over time. In the past, human communities have selected their residing places and designed their cities by paying attention to natural environmental resources. The profound influence of technology and industry has broug...

it is obvious, that human react toward its surrounding and environment, and the dominant part of people's behavior is a reaction manner. human receives the visual element of his environment by the optic sense, and then the mind react to these visual information, so it may have good or bad respond to them, depending on the quality of the visual information received. it is the basis of all e...