نتایج جستجو برای: urban population will reach 70 percent in 2050urban areas
تعداد نتایج: 17133563 فیلتر نتایج به سال:
one of the most important goals for increasing recognition and treatment revenue is transmitting vital data to medical care team, more quickly. nowadays, use of new technologies for transmitting data will deploy more and more daily. in this article, for transmitting electrocardiogram, first we code the signal into a suite of codes, then we will use bluetooth technology to transmit data from off...
Environmental concerns have moved from being a fringe issue in any project to main agenda items at senior executive meetings Walton et al. 1998 . Massive construction activity is taking place globally to accommodate the migration of world population to urban areas, a proportion that is expected to reach 60% by the year 2030 Syal et al. 2006 . In recent years India has seen major economic growth...
This paper presents the possibilities of minimizing the energy and water demand in urban areas by introducing technical changes, such as more efficient technology and local supply systems. In order to examine the effects of solutions, Musashino city, Olleof the cities in Tokyo, Japan, is used as a cage study. Urban cities, in which most of human societies exist, have developed drastically durin...
the theory of urban ecology is based on explaining urban spatial structure, studying and describing the reciprocal relationship between human societies in the urban areas and the environment, as well as analyzing the circumstances of urban population segregation and production of everyday life spaces. to study and explain urban ecological structure of mashhad, the case study of the article, we ...
background: lack of nutritional knowledge is one of the most important reasons of nutritional problems and consequently improper practice, which can lead to several complications. this study has been designed in order to compare knowledge, attitude and practices of the urban and rural households regarding iron deficiency anemia (ida) in boushehr, golestan and sistan & balouchestan provinces...
extended abstract 1. introduction today the irregular growth of the population and its illogical distribution across natural and cultural environments of different communities has necessitated sustainable development in response to the unstable conditions of cities. mashhad is a city with fast growth and development but with no clear plan, especially after land reform program. in this sense, th...
Public health in the United States began as a largely urban phenomenon, dating back to the late 1700s. In those days, public health was mostly concerned with issues such as sanitation and communicable diseases, which were of greater concern in areas with higher population density. By the late 1800s, however, it was apparent that the country's population was becoming more mobile and communicable...
Urban areas are expected to continue their rapid growth in the twenty-first century. Globally, cities are major sources of greenhouse gases emissions and their high population densities make them potential focal points of vulnerability to global environmental change. Moreover, their reach, in terms of flows of materials and resources, extends far outside their borders. Evidently, it is no longe...
BACKGROUND Half of the population of Africa will soon live in towns and cities where it can be protected from malaria by controlling aquatic stages of mosquitoes. Rigorous but affordable and scaleable methods for mapping and managing mosquito habitats are required to enable effective larval control in urban Africa. METHODS A simple community-based mapping procedure that requires no electronic...
Over the last 50 years, the world has faced dramatic growth of its urban population. In 2007 the amount of urban residents has outnumbered the rural population for the first time in history and by the year 2030 already two-thirds of the world’s population is expected to live in cities [1]. The number of so-called mega cities –cities with more than 10 million inhabitants– increased in the period...
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