نتایج جستجو برای: settlements and ancient urban systems
تعداد نتایج: 17025013 فیلتر نتایج به سال:
As long as the government in the concept of urban management plays the role of “direct provider” instead of “facilitator” to improve the life’s welfare level and provide a situation for poor societies and particularly informal settlements, its sole result is the increase in the number of open mouths that their dependence on government enlarges per day. Therefore the investigation of differe...
This paper discusses some of the technical issues involved in the development of a georeferenced population database, including urban extents, currently being developed by CIESIN and partner organizations, using ArcGIS. The database will be available as three separate data products--human settlements database (points), urban extents (polygons) derived from satellite imagery and additional geogr...
some researches made in the field of agency problem issue, deal with the role of control systems regarding owners and managers. in this research the relationship between the two control mechanisms, namely the voluntary disclosure (external control mechanism) and outside directors (internal control mechanism), which are reductive of agency problems, has been studied. for this reason, a sample ...
Urban agricultural (UA) systems appear in many forms, from community farms and rooftop gardens to edible landscaping and urban orchards. They can be productive features of cities, providing important environmental and social services that benefit and support urban communities. These benefits include the provision of high levels of biodiversity and ecosystem services that contribute to urban nat...
The ancient site of Tchogha Zanbil was a complex in the Elamite city of Dur Untash. It was protected inside three concentric walls. The ziggurat, temples and palaces and other urban facilities were inside the walls of the ancient city. Tchogha Zanbil is also famous because of its water technologies, especially the water system in the third enclosure of the ancient site. Roman Ghirshman (1895-19...
this paper investigates the relationship between the lagos megacity and ota township, a small township onits periphery. the study examines linkages between and lagos in terms of growth, urban development as well as mobility. 553 questionnaires were administered to household heads across the 12 residential districts of ota township. survey was carried out by systematic random sampling. classifie...
Colonia settlements, commonly described as rural unincorporated clusters of generally substandard houses, are scattered widely along the southern border of the United States. These settlements, which have proliferated without constraint largely because of the absence of effective controls on rural county land use, often lack access to essential services, such as public water, gas, electricity, ...
many mobile and off-grid devices include electronics and other electrical consumers like servo drives, which need a quite low supply power. since the price for photovoltaic modules drops continuously, photovoltaic power supply is interesting in more and more applications. in solar powered systems, a battery is needed to store energy for the night and cloudy periods. the power electronics of suc...
The paper evaluated the potential of groundwater pollution in the Densu River Basin of Ghana. Groundwater is an important resource in this basin currently supporting domestic, agricultural and industrial activities. The significance of water resources and the potential for groundwater quality to deteriorate due various anthropogenic activities within the Densu River Basin has necessitated this ...
Rural China has experienced rapid urbanization and industrialization, accompanied with rural–urban migration since 1978. This tremendous transition has caused a series of negative consequences, necessitating a spatial-territorial reorganization of rural settlements. Previous studies on the restructuring of rural settlements are insufficient for inter-settlement connection consideration and prac...
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