نتایج جستجو برای: urban mining
تعداد نتایج: 256698 فیلتر نتایج به سال:
An isotopic study was performed to assess the movement of groundwater for a site located in Miami-Dade County, Florida. The site encompasses portions of a protected wetland environment (northeast Everglades National Park) and suburban residential Miami, incorporating municipal pumping wells and lakes formed by rock mining. Samples of ground, surface, and rainwater were analyzed for their isotop...
Among all the 119 counties (cities, districts) in Shanxi province, China, there are 94 counties with coal resources, and 80% are resource-based mining cities. Since 2008, a number of small coal mines have been shut down due to the integration of coal resources in Shanxi Province, as well as merger and reorganization of large state-owned coal mining enterprises are under efficient operations. Th...
The Qin-Ba Ecological Functional Zone is a component of China’s ecological security pattern designed to protect the regional ecosystem and maintain biodiversity. However, due to the impact of mining and urban encroachment, the plight of a sustainable ecosystem in the Qin-Ba mountainous area is deteriorating. This paper has used a remote sensing and geographic information system (GIS) to examine...
Urban planning statistics and evaluation is necessary for healthy and sustainable development of cities. However, it is not an easy task to perform statistics and evaluation because of the complexity of urban planning and the various involved data. In this paper, a GIS-based statistics and evaluation system is proposed to meet the unique requirements of the system, including multiple data type,...
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