conclusions considering iran’s economic condition during the last five years, the catastrophic health expenditure headcount ratio was more than 2% in iran. materials and methods this descriptive study on iranian rural and urban households was conducted from april to june 2015. the sample sizes were 19437 rural and 18888 urban households that iranian statistical centre (isc) selected them throug...

introduction one of the critical issues associated with sustainability in the twenty-first century is how cities are growing and developing in the space. rapid urban growth and physical development of cities cause disintegration of the spatial organization of cities and consequently spatial inequality between urban spaces. this phenomenon can be considered as spatial segregation or fragmentatio...

As the rapid development of broadband Internet access services continues, particularly fiber to the home (FTTH) services, the digital divide between provincial and urban areas is becoming a big social issue in Japan. We classify the issue into two problems: access to high-speed Internet, and service utilization of high-speed Internet access. We focus on the latter problem by quantitatively and ...

In agroecosystems, local and landscape features, as well as natural enemy abundance and richness, are significant predictors of predation services that may result in biological control of pests. Despite the increasing importance of urban gardening for provisioning of food to urban populations, most urban gardeners suffer from high pest problems, and have little knowledge about how to manage the...

Shape analysis of city growth is an essential means to develop a comprehensive city plan and the key elements of shape analysis are shape descriptors. Recently, many cellular urban models have been developed including the special models for lowland cities. Shape descriptors are the indices used for output of such urban models. Shape descriptors play a very important role in model fitness, calib...

Ecological research targeting sustainable urban landscapes needs to include findings and methods from many lines of ecological research, such as the link between biodiversity and ecosystem function, the role of humans in ecosystems, landscape connectivity, and resilience. This paper reviews and highlights the importance of these issues for sustainable use of ecosystem services, which is argued ...

This paper analyses the possibility of receiving high data rate multimedia services in the non-stationary urban mobile scenario using the digital video broadcast standard DVBT2. The work focuses on the complex urban mobile environment and presents a comparison between the different configuration parameters and the data rates associated to different video services. The study is based on the expe...

Adequate health care services are often not available in rural and remote areas, and this problem is expected to grow worse in the near future. "Telehealth" interventions represent a strategy for addressing access to care problems. We examined and compared attitudes toward medical and mental health care delivered via telehealth applications among adult rural (n = 112) and urban (n = 78) primary...