Table 3 LULC area changes from 1980 to 2020 on the QTP.
LULC types | 1980 | 2000 | 2020 | 1980–2020 | |||
|---|---|---|---|---|---|---|---|
Area (× 103 km2) | Percent (%) | Area (× 103 km2) | Percent (%) | Area (× 103 km2) | Percent (%) | Area change (%) | |
Cropland | 19.72 | 0.76 | 20.31 ↑ | 0.78 ↑ | 23.41 ↑ | 0.90 ↑ | 18.67 ↑ |
Forest | 275.42 | 10.62 | 274.71 ↓ | 10.59 ↓ | 317.04 ↑ | 12.22 ↑ | 15.11 ↑ |
Grassland | 1516.07 | 58.46 | 1515.34 ↓ | 58.43 ↓ | 1265.73 ↓ | 48.80 ↓ | − 16.51 ↓ |
Water | 108.7 | 4.19 | 109.74 ↑ | 4.20 ↑ | 135.39 ↑ | 5.22 ↑ | 24.55 ↑ |
Unused land | 672.24 | 25.92 | 672.95 ↑ | 25.95 ↑ | 849.45 ↑ | 32.75 ↑ | 26.36 ↑ |
Construction land | 1.2458 | 0.05 | 1.44 ↑ | 0.06 ↑ | 2.769 ↑ | 0.11 ↑ | 122.31 ↑ |
