planning for urban density is one of the most important problems facing contemporary urban planning at both national and universal. urbanized world - that is changing permanently - needs an optimum extent of urban density which can consider both quantitative (efficient use of land and urban infrastructures, reducing energy consumption, etc.) and qualitative requirements (such as providing desir...

PURPOSE OF THE STUDY To explore the experience of older adults in their neighborhood in relation to perceived fall risk, fear of falling (FOF), and resources/strategies for fall prevention. DESIGN AND METHODS Fourteen older adults, 65 years of age and older from 3 urban senior centers, participated in this qualitative study. The semistructured interview guidelines and background questionnaire...

In the United States and other high-income countries, there is intense scholarly and programmatic interest in the effects of household and neighborhood living standards on health. Yet few studies of developing-country cities have explored these issues. We investigated whether the health of urban women and children in poor countries is influenced by both household and neighborhood standards of l...

OBJECTIVE By 2030, older adults will account for 20% of the U.S. POPULATION Over 80% of older adults live in urban areas. This study examines associations between neighborhood environment and self-rated health (SRH) among urban older adults. METHODS We selected 217 individuals aged 65+ living in a deindustrialized Midwestern city who answered questions on the 2009 Speak to Your Health surve...

Objective: This study examines associations between neighborhood environment and self-rated health (SRH) among urban older adults. Method: We selected 217 individuals aged 65+ living in a de-industrialized Midwestern city who answered questions on the 2009 Speak to Your Health survey. The relationship between neighborhood environment and SRH was analyzed using regression models. Neighborhood va...

BACKGROUND Little is known about the impact of urbanicity, adverse neighborhood conditions and violent crime victimization on the emergence of adolescent psychotic experiences. METHODS Participants were from the Environmental Risk (E-Risk) Longitudinal Twin Study, a nationally-representative cohort of 2232 British twins who were interviewed about adolescent psychotic experiences at age 18. Ur...

BACKGROUND Various studies have reported socioeconomic inequalities in mental health among urban residents. This study aimed at investigating whether neighborhood social cohesion influences the associations between socio-economic factors and psychological distress. METHODS Cross-sectional questionnaire study on a random sample of 18,173 residents aged 16 years and older from 211 neighborhoods...

Flow and dispersion of traffic-emitted pollutants were studied in a generic urban neighborhood for various avenue-tree layouts by employing 3D steady RANS simulations with the realizable k-ε turbulence model. In comparison to the tree-free situation quantitative and qualitative changes with flow reversal in the wind field were observed. Low to moderate increases (<13.2%) in the neighborhood-ave...