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The strategy of sustainable development is paid more attention by the people in the world. It is urgently to solve such problems by an appropriate method. This article applies ecological footprint to account and analyze the sustainable development of China's Heilongjiang province from 1995 to 2006. The following results were obtained. The arable land contributed most to the ecological footprint among...
As a developing trend, it is more and more common to apply GIS onto the expansion of urban spatial so that the analysis of urban spatial gets great promotion. This article presents a real example of Ezhou city of Hubei province about its urban spatial expansion in the past 70 years. With geographic information systems, the quantity characteristics of land-use variation around urban built-up areas...
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