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攀枝花市酸雨变化及降水化学特征分析 被引量:5

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摘要 结合攀枝花市2006~2011年降水监测资料,本文对攀枝花市降水酸度变化及离子组分特征进行了分析。结果表明,降水酸度及酸雨频率变化呈现一定的波动,与2006年比较,降水酸度整体略有下降趋势,酸雨频率整体呈上升趋势;攀枝花降水中主要的阴离子是SO24-,主要的阳离子是Ca2+和NH4+;降水中SO24-/NO3-的比值呈现降低趋势;降水酸度与可吸入颗粒物的关联度最高,其次是降尘和硫酸盐化速率。
出处 《攀枝花学院学报》 2012年第4期120-123,共4页 Journal of Panzhihua University
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