摘要
本文通过主成分分析,对我国环境污染状况进行了总体比较和评价。研究表明,广东、江苏、浙江、山东等地污水以及生活垃圾污染比较严重;山西、贵州、内蒙古等地粉尘和二氧化硫污染比较严重。总体而言,广东、山东、江苏、河北、浙江、辽宁、山西等地环境污染比较严重;环境保护比较理想的地区是北京、宁夏、天津、青海、海南、西藏等地。
This paper applied PCA to 10 principal monitored indexes of environmentalpollution of 31 provinces, municipalities directly under the central government in China by SPSS. The research shows that the cities which have high score on the first factor are Guangdong Jiangsu ,Zhejiang and Shandong,that is to say ,these cities have serious pollution of waste gas waste water and house refuseo Besides,The research shows that the cities which have high score on the second factor are Shanxi Guizhou and inner Mongolia,that is to say ,these cities have serious pollution of so2 and dust. generally speaking,Guangdong,Shandong,Jiangsu, Hebei, Zhejiang,Liaoning and Shanxi have the most serious pollution problems ; and the situations in Beijing Ningxia, Tianjin,Qinghai, Hainan and Xizang are better.
出处
《萍乡高等专科学校学报》
2012年第3期40-44,共5页
Journal of Pingxiang College
