The monitoring data from 2005 to 2006 indicate that soil erosion intensity and contaminant loss rate are low in the key protected area and key supervised area.

• 2005-2006年监测数据表明，水土流失重点保护区和重点监督区的土壤侵蚀强度和污染物流失强度较低，且有逐年下降的趋势。