Table 1 Groups of city sites
From: Risk assessment of city site landscapes in the central plains of China
Group | Area attribute value range (m2) | Number | Percentage (%) |
|---|---|---|---|
1 | [0,22500] | 162 | 30.57 |
2 | [22500,1000000] | 291 | 54.91 |
3 | [1000000,5000000] | 64 | 12.08 |
4 | [5000000,83200000] | 13 | 2.45 |