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Status Quo of the Pollution of SO2 in Ambient Air in Tianjin and Analysis
Author(s): 
Pages: 178-180,190
Year: Issue:  9
Journal: ENVIRONMENTAL SCIENCE AND MANAGEMENT

Keyword:  环境空气SO2污染国家二级标准采暖期;
Abstract: 天津环境空气SO2的年均浓度始终超过国家二级标准.年均浓度超标主要因为采暖期SO2浓度过高所至,采暖期SO2平均浓度是非采暖期浓度的3倍左右;在2002-2005年的三个采暖期里,SO2污染逐年加重,导致了年均SO2浓度的逐年升高.天津SO2污染与采暖期增多的低烟囱排放、不利的气象条件有关,也与流动源的隐性排放、能源利用效率低下有关.结合天津经济发展速度、每年煤耗增量、现有环境治理手段来做预测,空气SO2浓度要在未来几年内达到国家二级标准仍是不可能的.
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