辽宁省东南沿海酸雨区(2002～2011年)酸雨污染变化趋势分析

Pollution Variation Trend of Acid Rain in the Southeast Coastal Region of LiaoNing Province from 2002 to 2011

基于地面观测数据,分析了2002～2011年的10年间辽宁省东南沿海地区酸雨污染特征及变化趋势。研究结果表明:在时间上,辽宁省东南沿海地区酸雨污染经历了污染加重和污染持续两个阶段。在空间上,东南沿海地区酸雨污染空间格局呈现出由点向西南—东北走向的带状分布发展,且污染呈日趋加重趋势。

The paper analyses pollution characteristics and variation trend of acid rain in the southeast coastal region of LiaoNing province from 2002 to 2011 on the basis of ground observation data. The result showed that in time acid rain pollution went through pollution aggravation stage and pollution persistence stage in the south- east coastal region of LiaoNing province and in space acid rain pollution presented zonal distribution from south- west to northeast. Acid pollution had aggravating trend.