Table 8 Values of ecosystem service functions (unit; million Chinese yuan/year)
2006 | 2012 | 2020 | |||||
|---|---|---|---|---|---|---|---|
ESV | ESV (%) | ESV | ESV (%) | ESV | ESV (%) | ||
Providing services | Food production | 39.9 | 2.43 | 36.7 | 2.32 | 36.8 | 2.37 |
Raw material | 115.5 | 7.03 | 115.6 | 7.30 | 112.0 | 7.22 | |
Regulating services | Gas regulation | 190.8 | 11.62 | 192.0 | 12.13 | 187.8 | 12.10 |
Climate regulation | 233.9 | 14.24 | 220.7 | 13.94 | 217.9 | 14.04 | |
Hydrological regulation | 297.8 | 18.13 | 279.4 | 17.65 | 272.0 | 17.53 | |
Waste treatment | 213.4 | 12.99 | 190.6 | 12.04 | 187.5 | 12.08 | |
Supporting services | Soil maintenance | 199.0 | 12.12 | 198.7 | 12.55 | 195.4 | 12.59 |
Biodiversity maintenance | 223.3 | 13.60 | 221.6 | 14.00 | 216.9 | 13.97 | |
Cultural services | Aesthetic landscape | 128.6 | 7.83 | 127.6 | 8.06 | 125.6 | 8.09 |
Total | 1642.1 | 100 | 1582.8 | 100 | 1552.0 | 100 | |