Cover of built-up landz | Number of casesy | Surface sealingx (%) | Total vegetation cover (%) | Woody vegetation (%) |
---|---|---|---|---|
0%–10% | 31 | 20.4 | 75.5 | 28.7 |
l1%–20% | 346 | 38.8 | 55.9 | 20.3 |
20%–3ũ% | 265 | 53.7 | 44.6 | 14.0 |
30%–40% | 120 | 64.8 | 33.8 | 10.9 |
40%–50% | 44 | 78.1 | 21.2 | 7.5 |
50%–60% | 35 | 90.6 | 9.4 | 3.7 |
60%–70% | 3 | 94.0 | 6.0 | 2.2 |
70%–80% | 3 | 99.0 | 1.0 | 1.0 |
Sum/mean | 847 | 51.1 | 45.9 | 15.8 |
↵z The following land-cover types were included in the analysis: multi-story blocks and housing, single-family houses, old village cores.
↵y The analysis was performed in the study area of the 1991 survey of some 50 km3 (19 mi2).
↵x Built-up, asphalt, and paved surfaces. Sealed and vegetated surfaces do not total up to 100%. The remaining areas are covered by bare soils.