论文部分内容阅读
遥感调查表明 ,1995~ 2 0 0 0年间 ,重庆市水土流失面积 (轻度以上 )减少了 6 137 4km2 ,下降了 7 5 4%。强度流失主要分布在三峡库区及人为经济活动频繁地区
Remote sensing surveys show that from 1995 to 2000, the area of soil and water loss in Chongqing (slightly above) decreased by 6 137 4 km 2, a decrease of 75.4%. The intensity of the loss is mainly distributed in the Three Gorges reservoir area and man-made economic activities in frequent areas