Table 4.
Different changing patterns from 1990 to 2020 and the corresponding area and ratio.
| Changing pattern | Area (km2) | Ratio (%) |
|---|---|---|
| NCEP | 170,908.47 | 85.14 |
| CES | 7354.92 | 3.66 |
| CMS | 7252.57 | 3.61 |
| CLS | 5753.29 | 2.87 |
| IC | 539.82 | 0.27 |
| RC | 8928.22 | 4.45 |
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