摘要
晋西北是全国荒漠化监测与防治的 12个重点省 (市、区 )之一 ,也是京津唐地区绿色生态屏障建设的重点地区之一 ,该区由风力侵蚀和水力侵蚀形成的沙质荒漠化与水土流失较为严重 ,制约着区域经济的持续发展 ,荒漠化的防治刻不容缓。
Land desertification is one of the most serious global eco environment problems which limits the development of society and economy at present.Based on the results of recent investigations,the environmental characteristics and the types of land desertification in Northwestern of Shanxi Province are studied.Land desertification mainly includes sandy desertification and water erosion.Sandy desertification land covers 1 126 km 2,about 15 500 km 2 land of this area has been affected.Water erosion land covers an area of 12 600 km 2,accounting for 81% of the total land of this area.At the same time,desertification land in the future will be expanded under rapid increase of population,unreasonable economic activities.
出处
《水土保持研究》
CSCD
2002年第3期124-126,共3页
Research of Soil and Water Conservation
基金
国家自然基金项目 (编号 4970 10 0 1)
山西省自然科学基金项目 (编号 2 0 0 0 10 2 3 )资助
