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本文应用青海省水利厅主持调查的2009年度青海省人口数据、饮水不安全人口数据,以及青海省县级土地面积、财政收入、耕地面积、降水量、海拔等数据,利用ArcGis软件建立青海省农村地区饮水安全地理信息系统,绘出青海省农村地区农牧民饮水不安全人口的数量及不安全率分布图,利用SPSS软件从自然条件、人口经济、社会文化等方面解读造成青海省农村地区饮水安全现状和区域间差异的原因。研究结果显示:青海省农村地区的饮水不安全问题依然值得认真对待,2009年饮水不安全人口达到总人口的25%,其中饮水不安全人口分布比较集中的区域为:青海省的东部、东南部地区以及玉树州的东南部地区;饮水不安全率比较高的区域为:青海省的南部地区,即三江源地区。
In this paper, we use the data of Qinghai Province population, unsafe drinking water population in 2009 and the data of land area, financial revenue, cultivated land area, precipitation, elevation in Qinghai Province, etc. Regional drinking water safety geographic information system, draw the number of rural and pastoral people drinking water unsafe population and insecurity rate distribution map of Qinghai Province, the use of SPSS software from the natural conditions, population economy, social and cultural aspects of drinking water caused rural areas in Qinghai Province The current situation of security and the reasons for the differences between regions. The results show that the problem of unsafe drinking water in rural areas of Qinghai still deserves serious consideration. In 2009, unsafe drinking water population reached 25% of the total population, of which the unsafe drinking water population was concentrated in the eastern and southeastern part of Qinghai Province Regions and the southeastern region of Yushu Prefecture; the regions with relatively high rates of unsafe drinking water are the southern region of Qinghai Province, namely the Three Rivers Region.