Mathematical Problems in Engineering / 2017 / Article / Tab 1

Research Article

Dynamic Changes Analysis and Hotspots Detection of Land Use in the Central Core Functional Area of Jing-Jin-Ji from 2000 to 2015 Based on Remote Sensing Data

Table 1

Land use type structure in central core functional area of Jing-Jin-Ji.

Land category2000200520102015

Arable landArea (km2)27964.1327300.6826496.4625612.27
Proportion (%)49.3948.2246.8045.24
Forest landArea (km2)11761.7711731.7011547.7811520.04
Proportion (%)20.7720.7220.4020.35
Grass landArea (km2)6638.896593.446340.996135.64
Proportion (%)11.7311.6511.2010.84
Water bodyArea (km2)3160.182942.692440.622644.09
Proportion (%)5.585.204.314.67
Built-up landArea (km2)6987.657963.809774.0710688.97
Proportion (%)12.3414.0717.2618.88
Unused landArea (km2)102.6882.9713.2812.77
Proportion (%)0.180.150.020.02