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Using ARCGIS software, built in Zhengzhou city on the digital map through the stack analysis, drawn from 1988 to 2002 in 14, built from the urban area of 73.73km2 to 159.00km2. An increase of 85.27km2, the average annual growth rate of 5.64 percent; The Zhengzhou city space expansion assumes the radiated pattern; The Zhengzhou city center of mass position has experienced first to the southeast direction...
This article analyzes the changes of Xuchang land use in 1985, 1995, 2000. It shows the phenomenon of Xuchang's land use that dry land areas sharply decrease, construction areas sharply increase and grassland and woodland changes in volatility. Finally, the city of Xuchang should strengthen land-use planning and land management, optimize the structure of the land, strengthen education for sustainable...
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