نتایج جستجو برای: the city
تعداد نتایج: 16079258 فیلتر نتایج به سال:
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
la sociolinguistique est la partie de la linguistique ayant pour objet l’étude du langage sous son aspectsocioculturel. william labov est considéré dans la tradition anglo-saxonne, comme le fondateur de la sociolinguistique modern. c’est lui qui, en 1966, publie “the social stratification of english in new york city” ( la stratification social de l’anglais à new york). la recherche sociolingu...
Volunteered Geographic Information (VGI) tools appear to enhance the possibilities offered by a collaborative approach to planning. The present paper analyzes both the results of experiences of the author and of those available in the literature, highlighting possible advantages and disadvantages. After a brief introduction to the meaning of e-democracy, the second part focuses on the role of I...
This paper describes a research approach based on the Actor-Network Theory (ANT) to interpret and understand the Korea’s strategy for the development of the ubiquitous city (u-city). Analyzing empirical materials from u-city development, this study traces and unpacks the interaction occurring around the u-city innovation and also identifies patterns of innovation, concentrating on negotiation a...
With the rapid growth of information and communication technologies, the attempt for more convenient, safe, and sustainable urban development has been going around the world. The Korean government has launched a R&D project to develop a new software platform that supports the smart city applications such as transportation, anti-disaster, anti-crime, and eco-friendly environment. This paper repo...
Extending the services offered by the city requires, most of the times, reimplementation efforts. This paper presents our on-going efforts to develop a platform for the Smart City that focuses in providing the appropriate solutions for an easy integration of new services and devices. This endeavor is accomplished by abstracting communication issues using a middleware platform and by standardizi...
Population density varies widely across U.S. cities. A simple, static general equilibrium model suggests that moderate-sized differences in cities’ total factor productivity can account for such variation. Nevertheless, the productivity required to sustain above-average population densities considerably exceeds estimates of the increase in productivity caused by such high density. In contrast, ...
The present study was designed to explore the performance of children in competitive and cooperative condition. The sample was randomly selected from different schools of Peshawar city. They were 80 children who were selected randomly with an age range of 8-10 years. The duration of the experimental work was two months i.e. January 1 to March 1 2007. The task of 650 arithmetic problems was assi...
Doctoral Student, Dept. of Civil and Environmental Engineering, KAIST, Daejeon, South Korea. E-mail: [email protected], [email protected] Doctoral Student, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana-Champaign, IL, USA. E-mail: [email protected], [email protected] Professor, Dept. of Civil and Environmental Engineering, KAIST, Daejeon, South Korea. E-mail: hjung@kaist....
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