青海三江源区湿地状况及保护对策

从自然湿地分布的特性以及保护整体性角度出发,将三江源区范围确定为青海省内的长江流域全部、西南诸河的澜沧江二级流域全部以及黄河流域的龙羊峡以上二级流域组成的一个连续区域。统计计算了三江源区内面积≥100hm2的湿地类型、面积和流域分布。分析了湿地资源受威胁状况,并根据当地自然环境和社会经济的特殊情况,提出了湿地保护对策,为三江源湿地的系统保护提供了技术思路。

Status Quo and Protection Countermeasures of the Wetlands in the Three Rivers' Source Region in Qinghai

From the characteristics of the natural wetland distribution and relevant protection measures,this paper defines the Three Rivers Source Region as the area including the Yangtze River basin , upper reaches of the Longyangxia of the Yellow River basin and the Lantsang River basin in the south of Qinghai Province, where unique Alpine wetlands are distributed including a mass of rivers, lakes and marshes, and surveys and collects the data on types, area and distributions of the wetland sites with an area of more than or equal to 100hm~2 in the Three Rivers' Source Region. Then, it analyzes threatened situation of the wetlands and the causes. At last, according to physical environment and social economic of this Region, it brings forward the protection countermeasures that are technical frame-work of the wetland conservation in the region.